#2652 DMR audio module checks voice messages for at least one CRC-valid audio frame before processing audio and purges any enqueued audio on voice header to prepare for the upcoming call (#2653)

Co-authored-by: denny <dennis.sheirer@gmail.com>

.github/workflows/nightly.yml

@@ -14,6 +14,9 @@ jobs:
 
     steps:
       - uses: actions/checkout@v7
+        with:
+          # Full history and tags, so the build can describe the commit relative to the latest version tag
+          fetch-depth: 0
 
       - name: Set up JDK 27
         uses: actions/setup-java@v6
@@ -34,7 +37,7 @@ jobs:
 
       - name: Create Build Info file
         run: |
-          echo -e "ref: $GITHUB_REF \ncommit: $GITHUB_SHA\nbuild: $(date +"%Y-%m-%dT%H:%M:%SZ")" > build/image/build_info.txt
+          echo -e "ref: $GITHUB_REF \ncommit: $GITHUB_SHA\ndescribe: $(git describe --tags --match 'v[0-9]*' --dirty)\nbuild: $(date +"%Y-%m-%dT%H:%M:%SZ")" > build/image/build_info.txt
 
       - name: Add build artifacts to nightly release
         uses: softprops/action-gh-release@v3

.github/workflows/release.yml

@@ -1,6 +1,6 @@
-# Publishes a release when a version tag is pushed. The tag has to match
+# Publishes a release when a version tag is pushed: v0.6.2 for a final release,
-# projectVersion in gradle.properties with a leading 'v': v0.6.2 for a final
+# or v0.6.2-beta-1 / v0.6.2-alpha-1 for a pre-release. The build derives the
-# release, or v0.6.2-beta-1 / v0.6.2-alpha-1 for a pre-release.
+# version from the tag (see build.gradle).
 name: Release
 
 on:
@@ -22,15 +22,6 @@ jobs:
           # Full history and tags, to find the previous release tag for the release notes
           fetch-depth: 0
 
-      - id: version
-        run: |
-          expected="v$(sed -n 's/^projectVersion=//p' gradle.properties | tr -d '[:space:]')"
-          if [ "$GITHUB_REF_NAME" != "$expected" ]; then
-            echo "::error::Tag $GITHUB_REF_NAME does not match projectVersion in gradle.properties ($expected)"
-            exit 1
-          fi
-          echo "version=${GITHUB_REF_NAME#v}" >> "$GITHUB_OUTPUT"
-
       # Release notes list the PRs since the previous version tag (never 'nightly'). A final release
       # starts from the previous final release, so it covers every alpha and beta in between.
       - id: previous
@@ -54,6 +45,17 @@ jobs:
       - name: Set up Gradle
         uses: gradle/actions/setup-gradle@v6
 
+      # The version comes from 'git describe', which can pick a different tag when more than one
+      # version tag points at the same commit. Fail rather than publish zips with the wrong version.
+      - id: version
+        run: |
+          version="$(./gradlew -q printVersion --console=plain | tail -n 1)"
+          if [ "v$version" != "$GITHUB_REF_NAME" ]; then
+            echo "::error::Build version $version does not match tag $GITHUB_REF_NAME"
+            exit 1
+          fi
+          echo "version=$version" >> "$GITHUB_OUTPUT"
+
       - name: Build and test
         run: ./gradlew clean build --console=plain
 

README.md

@@ -54,17 +54,19 @@ committed to the code base, so it's not really 'nightly' as much as it is 'curre
 Releases are built and published automatically by the [Release](.github/workflows/release.yml) GitHub workflow
 whenever a version tag is pushed to the repository.
 
-1. Update `projectVersion` in `gradle.properties` to the new version, following the naming convention described in
+The version is taken from the tag, so there is no version number to update in the code. Create and push a tag
-that file (e.g. `0.6.2-alpha-1`, `0.6.2-beta-1` or `0.6.2`).
+with a leading `v`, following the naming convention described in `gradle.properties` (e.g. `v0.6.2-alpha-1`,
-2. Commit and push the change to `master`.
+`v0.6.2-beta-1` or `v0.6.2`):
-3. Create and push a tag that matches the version with a leading `v`:
 ```
 git tag v0.6.2-beta-1
 git push origin v0.6.2-beta-1
 ```
 
+Builds made from an untagged commit get a version like `0.6.2-beta-1-14-g4626d567` (14 commits after the
+`v0.6.2-beta-1` tag, at commit `4626d567`), with `-dirty` appended when there are uncommitted changes.
+
 The workflow then:
-* Verifies that the tag matches `projectVersion` in `gradle.properties` and fails if it does not.
+* Verifies that the version the build derives from git matches the tag and fails if it does not.
 * Builds and tests the code, then creates the release zips for Linux, Mac and Windows (x86-64 and aarch64).
 * Creates a GitHub release titled `Version <version>` with auto-generated release notes (a "What's Changed" list of
 the PRs merged since the previous version tag), and attaches the six zip

build.gradle

@@ -52,8 +52,44 @@ plugins {
     id 'org.beryx.runtime' version '2.0.1'
 }
 
-//Version is defined in gradle.properties so that we can CLI override it for nightly builds.
+/**
-version = project.findProperty('projectVersion')
+ * Version is derived from the most recent 'v<version>' git tag (e.g. v1.0.0-beta-1 -> 1.0.0-beta-1).  Commits after
+ * the tag produce a version like 1.0.0-beta-1-14-g4626d567 and uncommitted changes append '-dirty'.  The moving
+ * 'nightly' tag is ignored.  Override with -PprojectVersion=<version> (the nightly build uses 'nightly' so that the
+ * nightly release asset names stay the same).  Falls back to 'unknown' when built outside a git checkout.
+ */
+String gitDescribe = describeGitVersion()
+version = project.findProperty('projectVersion') ?: (gitDescribe ? gitDescribe.substring(1) : 'unknown')
+
+String describeGitVersion()
+{
+    try
+    {
+        def describe = providers.exec {
+            commandLine 'git', 'describe', '--tags', '--match', 'v[0-9]*', '--dirty'
+            ignoreExitValue = true
+        }
+
+        if(describe.result.get().exitValue == 0)
+        {
+            return describe.standardOutput.asText.get().trim()
+        }
+    }
+    catch(Exception e)
+    {
+        logger.warn("Unable to determine version from git tags: " + e.message)
+    }
+
+    return null
+}
+
+tasks.register('printVersion') {
+    description = 'Prints the project version'
+    def projectVersion = version
+    doLast {
+        println projectVersion
+    }
+}
 
 //Java 27 is required for this version of the Project Panama preview/incubator feature
 java {
@@ -95,66 +131,53 @@ test {
 dependencies {
 
     // JUnit Tests
-    testImplementation(platform("org.junit:junit-bom:6.0.1"))
+    testImplementation(platform("org.junit:junit-bom:6.1.3"))
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:6.0.1'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api'
-    testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine:6.0.1")
+    testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine")
-    testRuntimeOnly("org.junit.vintage:junit-vintage-engine:6.0.1")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 
     //Jitpack imports
     implementation 'com.github.dnault:libresample4j:master'
-    implementation 'com.github.DSheirer.jmbe:api:v2.1.0'
+    implementation 'com.github.DSheirer.jmbe:api:v2.1.1'
     implementation 'com.github.nwaldispuehl:java-lame:v3.98.4'
 
     //mavenCentral/jcenter imports
-    implementation 'ch.qos.logback:logback-classic:1.6.3'
+    implementation 'ch.qos.logback:logback-classic:1.6.6'
-    implementation 'ch.qos.logback:logback-core:1.5.38'
+    implementation 'ch.qos.logback:logback-core:1.6.6'
-    implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml:2.22.4'
+    implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml:2.23.0'
-    implementation 'com.fazecast:jSerialComm:2.11.4'
+    implementation 'com.formdev:flatlaf:3.8'
-    implementation 'com.formdev:flatlaf:3.7.2'
+    implementation 'com.formdev:flatlaf-intellij-themes:3.8' //Not imported - Theme.java loads these themes by class name
-    implementation 'com.formdev:flatlaf-intellij-themes:3.7.2'
     implementation 'com.github.jiconfont:jiconfont-font_awesome:4.7.0.1'
     implementation 'com.github.jiconfont:jiconfont-javafx:1.0.0'
     implementation 'com.github.jiconfont:jiconfont-swing:1.0.1'
-    implementation 'com.github.wendykierp:JTransforms:3.2'
+    implementation('com.github.wendykierp:JTransforms:3.2') {
-    implementation 'com.google.code.gson:gson:2.14.0'
+        exclude group: 'junit' //JLargeArrays 1.7 declares junit as a compile dependency
-    implementation 'com.google.guava:guava:33.6.0-jre'
+    }
+    implementation 'com.google.code.gson:gson:2.15.0'
+    implementation 'com.google.guava:guava:33.8.0-jre'
     implementation 'com.jidesoft:jide-oss:3.6.18'
-    implementation 'com.miglayout:miglayout-swing:11.4.3'
+    implementation 'com.miglayout:miglayout-swing:11.5.2'
     implementation 'com.mpatric:mp3agic:0.9.1'
     implementation 'commons-io:commons-io:2.22.0'
-    implementation 'eu.hansolo:charts:1.0.5'
+    implementation 'io.github.dsheirer:jairspy:1.0.12.1' //Airspy tuners - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:jairspy:1.0.12' //Airspy tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jairspyhf:1.8.1.1' //Airspy HF+ tuners - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:jairspyhf:1.8.1' //Airspy HF+ tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jbladerf:2.6.0.1' //bladeRF tuners - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:jbladerf:2.6.0' //bladeRF tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jhackrf:2026.01.3.1' //HackRF tuners - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:jhackrf:2026.01.3' //HackRF tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jlibusb:1.0.30.1' //libusb and USB hotplug for the tuner libraries - GitHub release; not pulled in transitively
-    implementation 'io.github.dsheirer:jhydrasdr:1.1.4' //HydraSDR tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jhydrasdr:1.1.4.1' //HydraSDR tuners - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:jrtl:1.4.0.1' //RTL-SDR tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jlimesdr:25.1.0.2' //LimeSDR tuners - GitHub release, see settings.gradle
+    implementation 'io.github.dsheirer:jrtl:1.4.0.3' //RTL-SDR tuners - GitHub release, see settings.gradle
     implementation 'io.github.dsheirer:jsdrplay:3.15.3' //SDRplay RSP tuners - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:radio-reference-api:18.0.0'
+    implementation 'io.github.dsheirer:radio-reference-api:18.1.0' //RadioReference SOAP API - GitHub release, see settings.gradle
-    implementation 'io.github.dsheirer:usb4java-native-libraries:1.3.3' //OSX & Windows aarch64 native libs
+    implementation 'org.apache.commons:commons-compress:1.28.0' //Not used directly - overrides the vulnerable 1.21 version from jarchivelib
-    implementation('io.github.dsheirer:usb4java:1.3.5') { //Fork with Loader support for OSX Multi-Version
+    implementation 'org.apache.commons:commons-lang3:3.21.0'
-        //Excludes the javax.usb API and the duplicate original usb4java classes.  The native libraries are listed below.
-        exclude group: 'org.usb4java', module: 'usb4java-javax'
-    }
-    implementation 'net.coderazzi:tablefilter-swing:5.5.4'
-    implementation 'org.apache.commons:commons-compress:1.28.0'
-    implementation 'org.apache.commons:commons-lang3:3.20.0'
     implementation 'org.apache.commons:commons-math3:3.6.1'
     implementation 'org.apache.commons:commons-csv:1.14.1'
-    implementation 'org.apache.mina:mina-core:2.2.9'
+    implementation 'org.apache.mina:mina-core:2.2.10'
-    implementation 'org.apache.mina:mina-http:2.2.9'
+    implementation 'org.apache.mina:mina-http:2.2.10'
-    implementation 'org.controlsfx:controlsfx:11.2.3'
+    implementation 'org.controlsfx:controlsfx:11.2.6'
     implementation 'org.rauschig:jarchivelib:1.2.0'
-    implementation 'org.slf4j:slf4j-api:2.0.17'
+    implementation 'org.slf4j:slf4j-api:2.0.20'
-    implementation 'org.usb4java:libusb4java:1.3.0:darwin-x86-64' //usb4java native library
-    implementation 'org.usb4java:libusb4java:1.3.0:linux-aarch64' //usb4java native library
-    implementation 'org.usb4java:libusb4java:1.3.0:linux-arm' //usb4java native library
-    implementation 'org.usb4java:libusb4java:1.3.0:linux-x86' //usb4java native library
-    implementation 'org.usb4java:libusb4java:1.3.0:linux-x86-64' //usb4java native library
-    implementation 'org.usb4java:libusb4java:1.3.0:win32-x86' //usb4java native library
-    implementation 'org.usb4java:libusb4java:1.3.0:win32-x86-64' //usb4java native library
-    implementation 'pl.edu.icm:JLargeArrays:1.6'
 }
 
 def os = DefaultNativePlatform.currentOperatingSystem
@@ -215,6 +238,7 @@ jar {
         attributes (
                 'Implementation-Title'  : 'sdrtrunk project',
                 'Implementation-Version' : archiveVersion,
+                'Git-Describe'          : gitDescribe ?: 'unknown',
                 'Created-By'            : "Gradle ${gradle.gradleVersion}",
                 'Build-Timestamp'       : new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ").format(new Date()),
                 'Build-JDK'             : "${System.properties['java.version']} (${System.properties['java.vendor']} ${System.properties['java.vm.version']}",
@@ -245,18 +269,6 @@ String targetOsxX86_64 = 'osx-x86_64-v' + version
 String targetWindowsX86_64 = 'windows-x86_64-v' + version
 String targetWindowsAarch64 = 'windows-aarch64-v' + version
 
-/**
- * Optional pre-downloaded Java Development Kit (JDK) for each target OS and CPU.  These locations are hard-coded to the
- * author's development environment, but can be changed to your environment if you want to use this build pattern.
- */
-String jdk_base = '/home/denny/java_jdks/'
-String jdk_linux_aarch64 = jdk_base + 'linux-arm64/jdk-25.0.1-full'
-String jdk_linux_x86_64 = jdk_base + 'linux-x64/jdk-25.0.1-full'
-String jdk_osx_x86_64 = jdk_base + 'osx-x64/jdk-25.0.1-full.jdk'
-String jdk_osx_aarch64 = jdk_base + 'osx-arm64/jdk-25.0.1-full.jdk'
-String jdk_windows_x86_64 = jdk_base + 'windows-x64/jdk-25.0.1-full'
-String jdk_windows_aarch64 = jdk_base + 'windows-arm64/jdk-25.0.1-full'
-
 /**
  * Download URLs to download the JDK as part of the gradle build packaging process
  */
@@ -285,19 +297,138 @@ def configure(RuntimeZipTask rt, List<String> jvmArgs) {
     //jdk.incubator.vector - needed for Project Panama foreign function and vector apis
     //jdk.accessibility is used with assistive technologies like screen readers
     //java.management for JVM resource monitoring
-    rt.extension.addModules('jdk.charsets', 'jdk.crypto.ec', 'jdk.incubator.vector', 'jdk.accessibility', 'java.management')
+    //java.base, java.logging, java.net.http, java.prefs, javafx.controls, javafx.swing - required by sdrtrunk (jdeps)
+    rt.extension.addModules('jdk.charsets', 'jdk.crypto.ec', 'jdk.incubator.vector', 'jdk.accessibility', 'java.management',
+            'java.base', 'java.logging', 'java.net.http', 'java.prefs', 'javafx.controls', 'javafx.swing')
 
-    //Use auto-detected modules and 'add' any specified modules.
+    //Use only the modules listed above.  The runtime plugin's module auto-detection uses a bundled ASM library that
-    rt.extension.additive.set(true)
+    //can't read Java 27 class files and logs a 'Failed to scan' error for each sdrtrunk class.  The jdeps module check
+    //on the runtime task verifies that this list is complete.
+    rt.extension.additive.set(false)
 
     //Recommended options for reducing/shrinking runtime target image size
-    rt.extension.addOptions('--strip-debug', '--compress', '2', '--no-header-files', '--no-man-pages')
+    rt.extension.addOptions('--strip-debug', '--compress', 'zip-6', '--no-header-files', '--no-man-pages')
 
     //Runtime images have auto appended version in image zip name.  Override to include version in single target image.
 //    rt.extension.imageDir=layout.buildDirectory.dir('image')
     rt.extension.imageZip.set(file(layout.buildDirectory.dir('image').get().file('sdr-trunk.zip')))
 }
 
+/**
+ * Rewrites the jar file without the native library folders for other operating systems and architectures.  Fails the
+ * build if a jar that contains native libraries doesn't contain the folder for the target.
+ * @param jar file to rewrite
+ * @param keep native folder for the target
+ * @return number of bytes removed from the jar
+ */
+long stripJar(File jar, String keep) {
+    def tunerPattern = ~/^[^\/]+\/native\/([^\/]+)\/.*/
+    def removed = [] as Set
+    def hadTuner = false, keptTuner = false
+    File temp = new File(jar.parentFile, jar.name + '.tmp')
+
+    new java.util.zip.ZipFile(jar).withCloseable { zip ->
+        def entries = zip.entries().toList()
+
+        entries.each { e ->
+            def tuner = tunerPattern.matcher(e.name)
+
+            if(tuner.matches()) {
+                hadTuner = true
+                if(tuner.group(1) == keep) { keptTuner = true } else { removed << e.name }
+            }
+        }
+
+        if(hadTuner && !keptTuner) {
+            throw new GradleException("Native strip: ${jar.name} has no native/${keep} folder")
+        }
+
+        if(!removed.isEmpty()) {
+            new java.util.zip.ZipOutputStream(new FileOutputStream(temp)).withCloseable { out ->
+                entries.findAll { !removed.contains(it.name) }.each { e ->
+                    def copy = new java.util.zip.ZipEntry(e)
+                    if(copy.method == java.util.zip.ZipEntry.DEFLATED) {
+                        copy.compressedSize = -1
+                    }
+                    out.putNextEntry(copy)
+                    zip.getInputStream(e).withCloseable { out << it }
+                    out.closeEntry()
+                }
+            }
+        }
+    }
+
+    if(removed.isEmpty()) {
+        return 0
+    }
+
+    long before = jar.length()
+    java.nio.file.Files.move(temp.toPath(), jar.toPath(), java.nio.file.StandardCopyOption.REPLACE_EXISTING)
+    return before - jar.length()
+}
+
+/**
+ * Removes the native libraries for other operating systems and architectures from the jars in each runtime target
+ * image, before the runtimeZip tasks package the images.  The tuner libraries (jRTL, jAirspy, etc.) package their
+ * native libraries under '<library>/native/<os>-<arch>/', where the folder name matches the runtime target name
+ * '<os>-<arch>-v<version>' without the version suffix, except that the libraries use 'macos' where the target uses 'osx'.
+ */
+tasks.named('runtime') {rt ->
+    rt.doLast {
+        rt.targetPlatforms.get().keySet().each { target ->
+            def nativeFolder = (target - "-v${version}").replaceFirst(/^osx-/, 'macos-')
+            def lib = new File(rt.imageDir.asFile, "${project.name}-${target}/lib")
+            long total = 0
+            lib.listFiles({ File f -> f.name.endsWith('.jar') } as FileFilter).each { jar ->
+                total += stripJar(jar, nativeFolder)
+            }
+            logger.lifecycle("Native strip: removed ${String.format('%.1f', total / 1048576)} MB of other " +
+                    "platform native libraries from [${target}]")
+        }
+    }
+}
+
+/**
+ * Verifies that each runtime target image contains every module that the sdrtrunk jar requires, as reported by jdeps.
+ * This guards against the runtime plugin's module auto-detection silently missing modules (e.g. when it can't parse
+ * class files compiled for a newer Java version).
+ */
+def jdepsHome = javaToolchains.launcherFor(java.toolchain).map { it.metadata.installationPath.asFile }
+def mainJar = tasks.named('jar').flatMap { it.archiveFile }
+
+tasks.named('runtime') {rt ->
+    rt.doLast {
+        def jdeps = new File(jdepsHome.get(), 'bin/' + (os.isWindows() ? 'jdeps.exe' : 'jdeps')).absolutePath
+        def process = new ProcessBuilder(jdeps, '--multi-release', java.toolchain.languageVersion.get().toString(),
+                '--ignore-missing-deps', '--print-module-deps', '-q', mainJar.get().asFile.absolutePath)
+                .redirectErrorStream(true).start()
+        def output = process.inputStream.text.trim()
+
+        if(process.waitFor() != 0) {
+            throw new GradleException("Module check: jdeps failed: ${output}")
+        }
+
+        def required = output.split(',')*.trim().findAll { it } as Set
+
+        rt.targetPlatforms.get().keySet().each { target ->
+            def release = new File(rt.imageDir.asFile, "${project.name}-${target}/release")
+            def match = release.text =~ /(?m)^MODULES="([^"]*)"/
+
+            if(!match.find()) {
+                throw new GradleException("Module check: no MODULES entry in ${release}")
+            }
+
+            def missing = required - (match.group(1).split(' ') as Set)
+
+            if(missing) {
+                throw new GradleException("Module check: runtime image [${target}] is missing required modules " +
+                        "${missing.sort()} - add them to addModules() in build.gradle")
+            }
+        }
+        logger.lifecycle("Module check: runtime images contain all modules required by sdrtrunk: ${required.sort()}")
+    }
+}
+
 /**
  * Creates a release package for the current operating system.
  *
@@ -354,23 +485,13 @@ tasks.register('runtimeZipCurrent', RuntimeZipTask) {rt ->
  */
 tasks.register('runtimeZipWindows', RuntimeZipTask) {rt ->
     //Windows aarch64
-    if(file(jdk_windows_aarch64).exists()) {
-        rt.extension.targetPlatform(targetWindowsAarch64, jdk_windows_aarch64, [])
-    }
-    else {
     rt.extension.targetPlatform(targetWindowsAarch64) {
         jdkHome = jdkDownload(jdk_download_windows_aarch64)
     }
-    }
     //Windows x86-64
-    if(file(jdk_windows_x86_64).exists()) {
-        rt.extension.targetPlatform(targetWindowsX86_64, jdk_windows_x86_64, [])
-    }
-    else {
     rt.extension.targetPlatform(targetWindowsX86_64) {
         jdkHome = jdkDownload(jdk_download_windows_x86_64)
     }
-    }
 
     configure(rt, jvmArgsWindows)
 }
@@ -386,41 +507,21 @@ tasks.register('runtimeZipWindows', RuntimeZipTask) {rt ->
  */
 tasks.register('runtimeZipOthers', RuntimeZipTask) {rt ->
     //Linux aarch64
-    if(file(jdk_linux_aarch64).exists()) {
-        rt.extension.targetPlatform(targetLinuxAarch64, jdk_linux_aarch64, [])
-    }
-    else {
     rt.extension.targetPlatform(targetLinuxAarch64) {
         jdkHome = jdkDownload(jdk_download_linux_aarch64)
     }
-    }
     //Linux x86-64
-    if(file(jdk_linux_x86_64).exists()) {
-        rt.extension.targetPlatform(targetLinuxX86_64, jdk_linux_x86_64, [])
-    }
-    else {
     rt.extension.targetPlatform(targetLinuxX86_64) {
         jdkHome = jdkDownload(jdk_download_linux_x86_64)
     }
-    }
     //OSX aarch64
-    if(file(jdk_osx_aarch64).exists()) {
-        rt.extension.targetPlatform(targetOsxAarch64, jdk_osx_aarch64, [])
-    }
-    else {
     rt.extension.targetPlatform(targetOsxAarch64) {
         jdkHome = jdkDownload(jdk_download_osx_aarch64)
     }
-    }
     //OSX x86-64
-    if(file(jdk_osx_x86_64).exists()) {
-        rt.extension.targetPlatform(targetOsxX86_64, jdk_osx_x86_64, [])
-    }
-    else {
     rt.extension.targetPlatform(targetOsxX86_64) {
         jdkHome = jdkDownload(jdk_download_osx_x86_64)
     }
-    }
 
     configure(rt, jvmArgsLinux)
 }

gradle.properties

@@ -17,15 +17,16 @@
 # *****************************************************************************
 #
 
-# Version naming conventions:
+# The project version is no longer defined here.  It is derived from the most recent 'v<version>' git tag (see
-#   Alpha: maj.min.patch-alpha-build
+# build.gradle) and can be overridden with -PprojectVersion=<version>.
-#    Beta: maj.min.patch-beta-build
-# Release: maj.min.patch
 #
-# Example: 0.6.0-beta-5
+# Version tag naming conventions:
+#   Alpha: vmaj.min.patch-alpha-build
+#    Beta: vmaj.min.patch-beta-build
+# Release: vmaj.min.patch
 #
-# Note: this is so that the file names for the resultant release build products match the GitLab release asset
+# Example: v0.6.0-beta-5
+#
+# Note: this is so that the file names for the resultant release build products match the GitHub release asset
 # tag name, specifically the dashes inserted before and after the alpha/beta labels.
 # See: https://github.com/DSheirer/sdrtrunk/issues/1651
-
-projectVersion=0.6.2-beta-1

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.8.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.9.0-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500

gradlew.bat

@@ -26,6 +26,33 @@
 @rem Set local scope for the variables, and ensure extensions are enabled
 setlocal EnableExtensions
 
+@rem Catch executions from older scripts and ensure they exit cleanly.
+@rem This can be removed once we can be reasonably confident that few people
+@rem will be migrating directly to this new wrapper.
+goto afterSafetyNet
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+goto exitWithErrorLevel
+:afterSafetyNet
+
 set DIRNAME=%~dp0
 if "%DIRNAME%"=="" set DIRNAME=.
 @rem This is normally unused
@@ -45,13 +72,14 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo. 1>&2
+1>&2 echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+1>&2 echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo. 1>&2
+1>&2 echo.
-echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+1>&2 echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation. 1>&2
+1>&2 echo location of your Java installation.
 
 "%COMSPEC%" /c exit 1
+goto exitWithErrorLevel
 
 :findJavaFromJavaHome
 set JAVA_HOME=%JAVA_HOME:"=%
@@ -59,13 +87,14 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo. 1>&2
+1>&2 echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+1>&2 echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo. 1>&2
+1>&2 echo.
-echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+1>&2 echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation. 1>&2
+1>&2 echo location of your Java installation.
 
 "%COMSPEC%" /c exit 1
+goto exitWithErrorLevel
 
 :execute
 @rem Setup the command line
@@ -75,8 +104,9 @@ echo location of your Java installation. 1>&2
 @rem Execute gradlew
 @rem endlocal doesn't take effect until after the line is parsed and variables are expanded
 @rem which allows us to clear the local environment before executing the java command
-endlocal & "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* & call :exitWithErrorLevel
+endlocal & "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* & call :exitWithErrorLevel & goto exitWithErrorLevel
 
+@rem This label must not be changed. We rely on old scripts being able to jump to this point.
 :exitWithErrorLevel
 @rem Use "%COMSPEC%" /c exit to allow operators to work properly in scripts
 "%COMSPEC%" /c exit %ERRORLEVEL%

settings.gradle

@@ -7,7 +7,7 @@ dependencyResolutionManagement {
     repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
     repositories {
         mavenCentral()
-        maven { url 'https://jitpack.io' }
+        maven { url = 'https://jitpack.io' }
 
         //jAirspy is published as a GitHub release, with the native libraries for all platforms in the jar
         ivy {
@@ -33,6 +33,15 @@ dependencyResolutionManagement {
             content { includeModule 'io.github.dsheirer', 'jrtl' }
         }
 
+        //jlibusb is published as a GitHub release, with libusb for all platforms in the jar.  Tuner libraries built on
+        //jlibusb (jAirspy, jAirspyHF, jBladeRF, jHackRF, jHydraSDR, jLimeSDR, jRTL) load their native library next to its libusb, so the process shares one copy.
+        ivy {
+            url = 'https://github.com/DSheirer/jlibusb/releases/download'
+            patternLayout { artifact 'v[revision]/[artifact]-[revision].[ext]' }
+            metadataSources { artifact() }
+            content { includeModule 'io.github.dsheirer', 'jlibusb' }
+        }
+
         //jHackRF is published as a GitHub release, with the native libraries for all platforms in the jar
         ivy {
             url = 'https://github.com/DSheirer/jHackRF/releases/download'
@@ -49,6 +58,14 @@ dependencyResolutionManagement {
             content { includeModule 'io.github.dsheirer', 'jhydrasdr' }
         }
 
+        //jLimeSDR is published as a GitHub release, with the native libraries for all platforms in the jar
+        ivy {
+            url = 'https://github.com/DSheirer/jLimeSDR/releases/download'
+            patternLayout { artifact 'v[revision]/[artifact]-[revision].[ext]' }
+            metadataSources { artifact() }
+            content { includeModule 'io.github.dsheirer', 'jlimesdr' }
+        }
+
         //jsdrplay is published as a GitHub release.  The jar does not contain the SDRplay API native library, which
         //users install separately from sdrplay.com
         ivy {
@@ -65,5 +82,14 @@ dependencyResolutionManagement {
             metadataSources { artifact() }
             content { includeModule 'io.github.dsheirer', 'jbladerf' }
         }
+
+        //radio-reference-api is published as a GitHub release.  Its dependencies (jackson-dataformat-xml, slf4j-api)
+        //are not pulled in transitively and are declared directly in build.gradle
+        ivy {
+            url = 'https://github.com/DSheirer/radio-reference-api/releases/download'
+            patternLayout { artifact 'v[revision]/[artifact]-[revision].[ext]' }
+            metadataSources { artifact() }
+            content { includeModule 'io.github.dsheirer', 'radio-reference-api' }
+        }
     }
 }

src/main/java/io/github/dsheirer/audio/broadcast/BroadcastConfiguration.java

@@ -25,6 +25,7 @@ import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
 import io.github.dsheirer.audio.broadcast.broadcastify.BroadcastifyCallConfiguration;
 import io.github.dsheirer.audio.broadcast.rdioscanner.RdioScannerConfiguration;
+import io.github.dsheirer.audio.broadcast.thinline.ThinlineRadioConfiguration;
 import io.github.dsheirer.audio.broadcast.openmhz.OpenMHzConfiguration;
 import io.github.dsheirer.audio.broadcast.icecast.IcecastConfiguration;
 import io.github.dsheirer.audio.broadcast.shoutcast.v1.ShoutcastV1Configuration;
@@ -49,6 +50,7 @@ import java.net.SocketAddress;
 @JsonSubTypes({
     @JsonSubTypes.Type(value = BroadcastifyCallConfiguration.class, name="broadcastifyCallConfiguration"),
     @JsonSubTypes.Type(value = RdioScannerConfiguration.class, name="RdioScannerConfiguration"),
+    @JsonSubTypes.Type(value = ThinlineRadioConfiguration.class, name="ThinlineRadioConfiguration"),
     @JsonSubTypes.Type(value = OpenMHzConfiguration.class, name="OpenMHzConfiguration"),
     @JsonSubTypes.Type(value = IcecastConfiguration.class, name="icecastConfiguration"),
     @JsonSubTypes.Type(value = ShoutcastV1Configuration.class, name="shoutcastV1Configuration"),

src/main/java/io/github/dsheirer/audio/broadcast/BroadcastFactory.java

@@ -24,6 +24,7 @@ import io.github.dsheirer.audio.broadcast.broadcastify.BroadcastifyCallConfigura
 import io.github.dsheirer.audio.broadcast.broadcastify.BroadcastifyFeedConfiguration;
 import io.github.dsheirer.audio.broadcast.rdioscanner.RdioScannerBroadcaster;
 import io.github.dsheirer.audio.broadcast.rdioscanner.RdioScannerConfiguration;
+import io.github.dsheirer.audio.broadcast.thinline.ThinlineRadioConfiguration;
 import io.github.dsheirer.audio.broadcast.rdioscanner.RdioScannerFeedConfiguration;
 import io.github.dsheirer.audio.broadcast.openmhz.OpenMHzBroadcaster;
 import io.github.dsheirer.audio.broadcast.openmhz.OpenMHzConfiguration;
@@ -68,6 +69,7 @@ public class BroadcastFactory
                     return new BroadcastifyCallBroadcaster((BroadcastifyCallConfiguration)configuration,
                             inputAudioFormat, mp3Setting, aliasModel);
                 case RDIOSCANNER_CALL:
+                case THINLINE_RADIO:
                     return new RdioScannerBroadcaster((RdioScannerConfiguration)configuration,
                             inputAudioFormat, mp3Setting, aliasModel);
                 case OPENMHZ:
@@ -113,6 +115,8 @@ public class BroadcastFactory
                 return new BroadcastifyCallConfiguration(format);
             case RDIOSCANNER_CALL:
                 return new RdioScannerConfiguration(format);
+            case THINLINE_RADIO:
+                return new ThinlineRadioConfiguration(format);
             case BROADCASTIFY:
                 return new BroadcastifyFeedConfiguration(format);
             case OPENMHZ:

src/main/java/io/github/dsheirer/audio/broadcast/BroadcastServerType.java

@@ -32,6 +32,7 @@ public enum BroadcastServerType
 
     ICECAST_HTTP("Icecast 2 (v2.4+)", "images/icecast.png"),
     RDIOSCANNER_CALL("Rdio Scanner", "images/rdioscanner.png"),
+    THINLINE_RADIO("Thinline Radio", "images/rdioscanner.png"),
     OPENMHZ("OpenMHz", "images/openmhz.png"),
     ICECAST_TCP("Icecast (v2.3)", "images/icecast.png"),
     SHOUTCAST_V1("Shoutcast v1.x", "images/shoutcast.png"),

src/main/java/io/github/dsheirer/audio/broadcast/rdioscanner/RdioScannerBroadcaster.java

@@ -113,7 +113,8 @@ public class RdioScannerBroadcaster extends AbstractAudioBroadcaster<RdioScanner
         }
         else
         {
-            mLog.error("Error connecting to Rdio Scanner server on startup [" + response + "]");
+            mLog.error("Error connecting to " + getBroadcastConfiguration().getServiceName() +
+                " server on startup [" + response + "]");
             setBroadcastState(BroadcastState.ERROR);
         }
 
@@ -249,7 +250,8 @@ public class RdioScannerBroadcaster extends AbstractAudioBroadcaster<RdioScanner
                     }
                     catch(IOException e)
                     {
-                        mLog.error("Rdio Scanner API - audio recording file not found - ignoring upload");
+                        mLog.error(getBroadcastConfiguration().getServiceName() +
+                            " API - audio recording file not found - ignoring upload");
                     }
 
                     if(audioBytes != null)
@@ -286,14 +288,14 @@ public class RdioScannerBroadcaster extends AbstractAudioBroadcaster<RdioScanner
                                         //We get socket reset exceptions occasionally when the remote server doesn't
                                         //fully read our request and immediately responds.
                                         setBroadcastState(BroadcastState.TEMPORARY_BROADCAST_ERROR);
-                                        mLog.error("Rdio Scanner API file upload fail [" +
+                                        mLog.error(getBroadcastConfiguration().getServiceName() + " API file upload fail [" +
                                             fileResponse.statusCode() + "] response [" +
                                             fileResponse.body() + "]");
                                     }
                                     else
                                     {
                                         setBroadcastState(BroadcastState.TEMPORARY_BROADCAST_ERROR);
-                                        mLog.error("Rdio Scanner API file upload fail [" +
+                                        mLog.error(getBroadcastConfiguration().getServiceName() + " API file upload fail [" +
                                             fileResponse.statusCode() + "] response [" +
                                             fileResponse.body() + "]");
                                     }
@@ -321,7 +323,7 @@ public class RdioScannerBroadcaster extends AbstractAudioBroadcaster<RdioScanner
                                     else
                                     {
                                         setBroadcastState(BroadcastState.TEMPORARY_BROADCAST_ERROR);
-                                        mLog.error("Rdio Scanner API file upload fail [" +
+                                        mLog.error(getBroadcastConfiguration().getServiceName() + " API file upload fail [" +
                                             fileResponse.statusCode() + "] response [" +
                                             fileResponse.body() + "]");
                                     }
@@ -334,7 +336,7 @@ public class RdioScannerBroadcaster extends AbstractAudioBroadcaster<RdioScanner
                     else
                     {
                         //Register an error for the file not found exception
-                        mLog.error("Rdio Scanner API - upload file not found [" +
+                        mLog.error(getBroadcastConfiguration().getServiceName() + " API - upload file not found [" +
                             audioRecording.getPath().toString() + "]");
                         incrementErrorAudioCount();
                         broadcast(new BroadcastEvent(RdioScannerBroadcaster.this,

src/main/java/io/github/dsheirer/audio/broadcast/rdioscanner/RdioScannerConfiguration.java

@@ -19,6 +19,7 @@
 
 package io.github.dsheirer.audio.broadcast.rdioscanner;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
 import io.github.dsheirer.audio.broadcast.BroadcastConfiguration;
 import io.github.dsheirer.audio.broadcast.BroadcastFormat;
@@ -125,6 +126,15 @@ public class RdioScannerConfiguration extends BroadcastConfiguration
         return BroadcastServerType.RDIOSCANNER_CALL;
     }
 
+    /**
+     * Product name written to connection and upload logs.
+     */
+    @JsonIgnore
+    public String getServiceName()
+    {
+        return "Rdio Scanner";
+    }
+
     @Override
     public BroadcastConfiguration copyOf()
     {

src/main/java/io/github/dsheirer/audio/broadcast/thinline/ThinlineRadioConfiguration.java

@@ -0,0 +1,75 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.audio.broadcast.thinline;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import io.github.dsheirer.audio.broadcast.BroadcastConfiguration;
+import io.github.dsheirer.audio.broadcast.BroadcastFormat;
+import io.github.dsheirer.audio.broadcast.BroadcastServerType;
+import io.github.dsheirer.audio.broadcast.rdioscanner.RdioScannerConfiguration;
+
+/**
+ * Call upload configuration for Thinline Radio.
+ *
+ * Thinline Radio accepts the same completed-call upload used by Rdio Scanner, including the system id, API key,
+ * and /api/call-upload path.
+ */
+public class ThinlineRadioConfiguration extends RdioScannerConfiguration
+{
+    /**
+     * Constructor for Jackson
+     */
+    public ThinlineRadioConfiguration()
+    {
+        this(BroadcastFormat.MP3);
+    }
+
+    /**
+     * Public constructor.
+     * @param format to use for audio recording (MP3)
+     */
+    public ThinlineRadioConfiguration(BroadcastFormat format)
+    {
+        super(format);
+    }
+
+    @JacksonXmlProperty(isAttribute = true, localName = "type", namespace = "http://www.w3.org/2001/XMLSchema-instance")
+    @Override
+    public BroadcastServerType getBroadcastServerType()
+    {
+        return BroadcastServerType.THINLINE_RADIO;
+    }
+
+    @JsonIgnore
+    @Override
+    public String getServiceName()
+    {
+        return "Thinline Radio";
+    }
+
+    @Override
+    public BroadcastConfiguration copyOf()
+    {
+        ThinlineRadioConfiguration copy = new ThinlineRadioConfiguration();
+        copy.setSystemID(getSystemID());
+        return copy;
+    }
+}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/ThumbDv.java

@@ -1,483 +0,0 @@
-/*
- * *****************************************************************************
- * Copyright (C) 2014-2022 Dennis Sheirer
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>
- * ****************************************************************************
- */
-
-package io.github.dsheirer.audio.convert.thumbdv;
-
-import com.fazecast.jSerialComm.SerialPort;
-import io.github.dsheirer.audio.convert.thumbdv.message.AmbeMessage;
-import io.github.dsheirer.audio.convert.thumbdv.message.AmbeMessageFactory;
-import io.github.dsheirer.audio.convert.thumbdv.message.VocoderRate;
-import io.github.dsheirer.audio.convert.thumbdv.message.request.AmbeRequest;
-import io.github.dsheirer.audio.convert.thumbdv.message.request.DecodeSpeechRequest;
-import io.github.dsheirer.audio.convert.thumbdv.message.request.EncodeSpeechRequest;
-import io.github.dsheirer.audio.convert.thumbdv.message.request.ResetRequest;
-import io.github.dsheirer.audio.convert.thumbdv.message.request.SetVocoderParametersRequest;
-import io.github.dsheirer.audio.convert.thumbdv.message.request.SetVocoderRequest;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.DecodeSpeechResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.ReadyResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetVocoderParameterResponse;
-import io.github.dsheirer.sample.Listener;
-import io.github.dsheirer.util.ThreadPool;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.concurrent.LinkedTransferQueue;
-import java.util.concurrent.ScheduledFuture;
-import java.util.concurrent.TimeUnit;
-
-/**
- * Northwest Digital Radio (NWDR) ThumbDv dongle.
- *
- * Note: linux users must allow access to the serial port:
- *
- * sudo usermod -a -G uucp username
- * sudo usermod -a -G dialout username
- * sudo usermod -a -G lock username
- * sudo usermod -a -G tty username
- */
-public class ThumbDv implements AutoCloseable
-{
-    private final static Logger mLog = LoggerFactory.getLogger(ThumbDv.class);
-    private static final String PORT_DESCRIPTION = "USB-to-Serial Port (ftdi_sio)";
-    private static final String PORT_DESCRIPTION_FRAGMENT = "USB Serial Port";
-    private static final int BAUD_RATE = 460800;
-    private static final byte PACKET_START = (byte) 0x61;
-
-    public enum AudioProtocol
-    {
-        DMR,
-        DSTAR,
-        NXDN,
-        P25_PHASE2,
-    }
-
-    private SerialPort mSerialPort;
-    private ScheduledFuture mSerialPortReaderHandle;
-    private ScheduledFuture mAudioDecodeProcessorHandle;
-    private LinkedTransferQueue<DecodeSpeechRequest> mDecodeSpeechRequests = new LinkedTransferQueue<>();
-    private AudioProtocol mAudioProtocol;
-    private Listener<float[]> mAudioBufferListener;
-    private boolean mStarted;
-
-    public ThumbDv(AudioProtocol audioProtocol, Listener<float[]> listener)
-    {
-        mAudioProtocol = audioProtocol;
-        mAudioBufferListener = listener;
-    }
-
-    /**
-     * Enqueues the audio code frame for decoding.  Decoded PCM speech packet will be sent to the registered
-     * audio packet listener.
-     *
-     * @param codecFrame
-     */
-    public void decode(byte[] codecFrame)
-    {
-        if(!mStarted || mSerialPort == null)
-        {
-            throw new IllegalStateException("Must invoke start() method and thumbdv serial device must be available");
-        }
-
-        mDecodeSpeechRequests.offer(new DecodeSpeechRequest(codecFrame));
-    }
-
-    public void close() throws IOException
-    {
-        if(mSerialPortReaderHandle != null)
-        {
-            mSerialPortReaderHandle.cancel(true);
-            mSerialPortReaderHandle = null;
-        }
-
-        if(mSerialPort != null)
-        {
-            mSerialPort.closePort();
-        }
-    }
-
-    public void start() throws IOException
-    {
-        if(mSerialPort == null)
-        {
-            SerialPort[] ports = SerialPort.getCommPorts();
-
-            for(SerialPort port : ports)
-            {
-                mLog.debug("Serial Port Name:" + port.getDescriptivePortName());
-                if(port.getDescriptivePortName().contentEquals(PORT_DESCRIPTION) ||
-                        port.getDescriptivePortName().contains(PORT_DESCRIPTION_FRAGMENT))
-                {
-                    mSerialPort = port;
-                    mSerialPort.setBaudRate(BAUD_RATE);
-                    mSerialPort.openPort(0, 5000, 10000);
-
-                    if(mSerialPort.isOpen())
-                    {
-                        mLog.info("Resetting ThumbDv Device");
-                        send(new ResetRequest());
-
-                        mLog.info("Creating Serial Port Reader");
-                        final Runnable r = new SerialPortReader(mSerialPort.getInputStream());
-                        mLog.info("Starting Serial Port Reader");
-                        mSerialPortReaderHandle = ThreadPool.SCHEDULED.scheduleAtFixedRate(r, 0,
-                                5, TimeUnit.MILLISECONDS);
-
-                        mStarted = true;
-                        mLog.info("Startup complete - awaiting reset response");
-                    }
-                    else
-                    {
-                        mLog.warn("Could not open serial port: " + mSerialPort.getSystemPortName());
-                        throw new IOException("Could not open serial port:" + mSerialPort.getSystemPortName());
-                    }
-
-                    break;
-                }
-            }
-        }
-
-        if(mSerialPort == null)
-        {
-            throw new IOException("ThumbDV serial port not found");
-        }
-
-
-        return;
-    }
-
-    public void send(byte[] message) throws IOException
-    {
-        if(mSerialPort == null)
-        {
-            throw new IOException("ThumbDv must be started before use");
-        }
-
-        int bytesWritten = mSerialPort.writeBytes(message, message.length);
-
-        if(bytesWritten < 0)
-        {
-            throw new IOException("Unable to write message:" + Arrays.toString(message));
-        }
-        else if(bytesWritten != message.length)
-        {
-            throw new IOException("Unable to write message:" + Arrays.toString(message) + " Bytes Written:" + bytesWritten);
-        }
-    }
-
-    /**
-     * Sends the AMBE request message
-     *
-     * @param request message
-     * @throws IOException if there is an error
-     */
-    public void send(AmbeRequest request) throws IOException
-    {
-        send(request.getData());
-    }
-
-    private void receive(byte[] bytes)
-    {
-        AmbeMessage message = AmbeMessageFactory.getMessage(bytes);
-
-        if(message instanceof DecodeSpeechResponse && mAudioBufferListener != null)
-        {
-            float[] samples = ((DecodeSpeechResponse)message).getSamples();
-            mAudioBufferListener.receive(samples);
-        }
-        else if(message instanceof ReadyResponse && mAudioDecodeProcessorHandle == null)
-        {
-            if(mAudioDecodeProcessorHandle == null)
-            {
-                try
-                {
-                    switch(mAudioProtocol)
-                    {
-                        case DSTAR:
-                            send(new SetVocoderRequest(VocoderRate.RATE_33));
-                            send(new SetVocoderParametersRequest(0x0130, 0x0763, 0x4000, 0x0000, 0x0000, 0x0048));
-                            break;
-                        case DMR:
-                        case NXDN:
-                        case P25_PHASE2:
-                            send(new SetVocoderRequest(VocoderRate.RATE_33));
-                            send(new SetVocoderParametersRequest(0x0431, 0x0754, 0x2400, 0x0000, 0x0000, 0x6F48));
-                            break;
-                        default:
-                            throw new IllegalStateException("Unrecognized audio protocol:" + mAudioProtocol);
-                    }
-                }
-                catch(IOException ioe)
-                {
-                    mLog.error("Error setting audio protocol vocoder parameters");
-                }
-
-                mLog.info("ThumbDv Reset Complete");
-            }
-            else
-            {
-                mLog.info("ThumbDv Reset Detected");
-            }
-        }
-        else if(message instanceof SetVocoderParameterResponse)
-        {
-            if(((SetVocoderParameterResponse)message).isSuccessful())
-            {
-                mLog.info("Audio vocoder parameters configured for " + mAudioProtocol);
-                //Start the audio frame decode processor
-                mAudioDecodeProcessorHandle = ThreadPool.SCHEDULED.scheduleAtFixedRate(new AudioDecodeProcessor(), 0,
-                        10, TimeUnit.MILLISECONDS);
-            }
-        }
-        else if(message != null)
-        {
-            mLog.debug("RECEIVED:" + message.toString());
-        }
-    }
-
-    /**
-     * Logs the current settings of the serial port.  Note: you must invoke start() before this method so that
-     * the serial port can be discovered and opened.
-     */
-    public void logSerialPort()
-    {
-        if(mSerialPort != null)
-        {
-            StringBuilder sb = new StringBuilder();
-            sb.append("\nPort:\t\t\t").append(mSerialPort.getSystemPortName()).append("\n");
-            sb.append("Name:\t\t\t").append(mSerialPort.getDescriptivePortName()).append("\n");
-            sb.append("Baud Rate:\t\t").append(mSerialPort.getBaudRate()).append("\n");
-            sb.append("Data Bits:\t\t").append(mSerialPort.getNumDataBits()).append("\n");
-            sb.append("Parity Bits:\t").append(mSerialPort.getParity()).append("\n");
-            sb.append("Stop Bits:\t\t").append(mSerialPort.getNumStopBits()).append("\n");
-            sb.append("Flow Control:\t").append(mSerialPort.getFlowControlSettings()).append("\n");
-            sb.append("Is Open:\t\t").append(mSerialPort.isOpen()).append("\n");
-
-            mLog.info(sb.toString());
-        }
-        else
-        {
-            mLog.info("No serial port found");
-        }
-    }
-
-    /**
-     * Processes the audio frame decode queue
-     */
-    public class AudioDecodeProcessor implements Runnable
-    {
-        @Override
-        public void run()
-        {
-            try
-            {
-                DecodeSpeechRequest request = mDecodeSpeechRequests.poll();
-
-                if(request != null)
-                {
-                    try
-                    {
-                        send(request);
-                    }
-                    catch(IOException ioe)
-                    {
-                        mLog.error("Error decoding audio frame", ioe);
-                    }
-
-//                    try
-//                    {
-//                        //Force a 20ms sleep after submitting an audio frame to avoid overflowing the thumbdv
-//                        Thread.sleep(20);
-//                    }
-//                    catch(InterruptedException ie)
-//                    {
-//                        //Do nothing
-//                    }
-                }
-            }
-            catch(Throwable t)
-            {
-                mLog.error("Error", t);
-            }
-        }
-    }
-
-    public class SerialPortReader implements Runnable
-    {
-        private InputStream mInputStream;
-
-        public SerialPortReader(InputStream inputStream)
-        {
-            mInputStream = inputStream;
-        }
-
-        @Override
-        public void run()
-        {
-            try
-            {
-                if(mInputStream != null)
-                {
-                    try
-                    {
-                        while(mInputStream.available() > 0)
-                        {
-                            byte[] buffer = new byte[400];
-
-                            int bytesRead = mInputStream.readNBytes(buffer, 0, 1);
-
-                            if(bytesRead == 1 && buffer[0] == PACKET_START)
-                            {
-                                while(mInputStream.available() < 2)
-                                {
-                                    try
-                                    {
-                                        Thread.sleep(1);
-                                    }
-                                    catch(InterruptedException ie)
-                                    {
-                                    }
-                                }
-
-                                bytesRead = mInputStream.readNBytes(buffer, 1, 2);
-
-                                if(bytesRead == 2)
-                                {
-                                    int length = (0xFF & buffer[1]) << 8;
-                                    length += (0xFF & buffer[2]);
-
-                                    if(0 < length && length < 400)
-                                    {
-                                        length++; //Add a byte for the type byte
-
-                                        while(mInputStream.available() < length)
-                                        {
-                                            try
-                                            {
-                                                Thread.sleep(1);
-                                            }
-                                            catch(InterruptedException ie)
-                                            {
-                                            }
-                                        }
-
-                                        bytesRead = mInputStream.readNBytes(buffer, 3, length);
-
-                                        if(bytesRead == length)
-                                        {
-                                            receive(Arrays.copyOf(buffer, length + 3));
-                                        }
-                                        else
-                                        {
-                                            mLog.debug("Expected [" + length + "] but received [" + bytesRead + "] bytes - " + Arrays.toString(buffer));
-                                        }
-                                    }
-                                    else
-                                    {
-                                        mLog.error("Received packet with unexpected length: " + length);
-                                        //Don't process the buffer ... let the reader read and inspect 1 byte at a time
-                                        //to regain sync on the packet start byte
-                                    }
-                                }
-                                else
-                                {
-                                    mLog.debug("Expected [2] but received [" + bytesRead + "] -- this shouldn't happen");
-                                }
-                            }
-                            else
-                            {
-                                mLog.debug("Unrecognized byte: " + Arrays.toString(buffer));
-                            }
-                        }
-                    }
-                    catch(IOException ioe)
-                    {
-                        mLog.error("Error while reading ThumbDv serial port", ioe);
-                    }
-                }
-            }
-            catch(Throwable t)
-            {
-                mLog.error("Error", t);
-            }
-        }
-    }
-
-    public static void main(String[] args)
-    {
-        mLog.debug("Starting");
-
-        String silence = "BEDDEA821EFD660C08";
-
-        String[] frames = {"0E46122323067C60F8", "0E469433C1067CF1BC", "0E46122B23067C60F8", "0E67162BE08874E2B4",
-                "0E46163BE1067CF1BC", "0E46122B23067C60F8", "0A06163BE00A5C303E", "0E46122B23067C60F8", "0E46163BE1847CE1FC",
-                "0E46122B23067C60F8"};
-
-        List<byte[]> frameData = new ArrayList<>();
-
-        for(String frame : frames)
-        {
-            byte[] bytes = new byte[frame.length() / 2];
-            for(int x = 0; x < frame.length(); x += 2)
-            {
-                String hex = frame.substring(x, x + 2);
-                bytes[x / 2] = (byte) (0xFF & Integer.parseInt(hex, 16));
-            }
-
-            frameData.add(bytes);
-        }
-
-        mLog.debug("Starting thumb dv thread(s)");
-
-        final Listener<float[]> listener = packet -> {
-            mLog.info("Got an audio packet!");
-        };
-
-        try(ThumbDv thumbDv = new ThumbDv(AudioProtocol.P25_PHASE2, listener))
-        {
-            thumbDv.start();
-
-            Thread.sleep(6000);
-
-            for(int x = 0; x < 20; x++)
-            {
-                thumbDv.send(new EncodeSpeechRequest(new short[160]));
-                Thread.sleep(20);
-            }
-//            for(byte[] frame : frameData)
-//            {
-//                thumbDv.decode(frame);
-//            }
-
-            while(true);
-        }
-        catch(IOException ioe)
-        {
-            mLog.error("Error", ioe);
-        }
-        catch(InterruptedException e)
-        {
-            e.printStackTrace();
-        }
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/AmbeMessage.java

@@ -1,44 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message;
-
-/**
- * AMBE-3000R Message
- */
-public abstract class AmbeMessage
-{
-    /**
-     * Converts the byte array to a hexadecimal string array
-     */
-    public static String toHex(byte[] data)
-    {
-        StringBuilder sb = new StringBuilder();
-
-        for(byte b: data)
-        {
-            sb.append(String.format("%02X", b));
-        }
-
-        return sb.toString();
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/AmbeMessageFactory.java

@@ -1,95 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.response.DecodeSpeechResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.EncodeSpeechResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.GetConfigResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.InitializeCodecResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.ProductIdResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.ReadyResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetChannelFormatResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetChannelResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetPacketModeResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetSpeechFormatResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetVocoderParameterResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.SetVocoderResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.UnknownResponse;
-import io.github.dsheirer.audio.convert.thumbdv.message.response.VersionResponse;
-
-public class AmbeMessageFactory
-{
-    private static final byte CONTROL_PACKET = (byte)0x00;
-    private static final byte CHANNEL_PACKET = (byte)0x01;
-    private static final byte SPEECH_PACKET = (byte)0x02;
-    private static final int INDEX_PACKET_TYPE = 3;
-    private static final int INDEX_CONTROL_PACKET_TYPE = 4;
-
-
-    public static AmbeMessage getMessage(byte[] data)
-    {
-        if(data != null && data.length >= 5)
-        {
-            if(data[INDEX_PACKET_TYPE] == CONTROL_PACKET)
-            {
-                PacketField packetField = PacketField.fromValue(data[INDEX_CONTROL_PACKET_TYPE]);
-
-                switch(packetField)
-                {
-                    case PKT_CHANNEL_0:
-                        return new SetChannelResponse(data);
-                    case PKT_CHANNEL_FORMAT:
-                        return new SetChannelFormatResponse(data);
-                    case PKT_CODEC_STOP:
-                        return new SetPacketModeResponse(data);
-                    case PKT_GET_CONFIG:
-                        return new GetConfigResponse(data);
-                    case PKT_INIT:
-                        return new InitializeCodecResponse(data);
-                    case PKT_PRODUCT_ID:
-                        return new ProductIdResponse(data);
-                    case PKT_RATE_PARAMETER:
-                        return new SetVocoderParameterResponse(data);
-                    case PKT_RATE_TABLE:
-                        return new SetVocoderResponse(data);
-                    case PKT_READY:
-                        return new ReadyResponse(data);
-                    case PKT_SPEECH_FORMAT:
-                        return new SetSpeechFormatResponse(data);
-                    case PKT_VERSION_STRING:
-                        return new VersionResponse(data);
-                }
-            }
-            else if(data[INDEX_PACKET_TYPE] == CHANNEL_PACKET)
-            {
-                return new EncodeSpeechResponse(data);
-            }
-            else if(data[INDEX_PACKET_TYPE] == SPEECH_PACKET)
-            {
-                return new DecodeSpeechResponse(data);
-            }
-        }
-
-        return new UnknownResponse(data);
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/InitializeOption.java

@@ -1,47 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message;
-
-/**
- * AMBE-3000 Initialization Options
- */
-public enum InitializeOption
-{
-    ENCODER((byte)0x01),
-    DECODER((byte)0x02),
-    ENCODER_AND_DECODER((byte)0x03),
-    ECHO_CANCELLER((byte)0x04),
-    ENCODER_DECODER_ECHO_CANCELLER((byte)0x07);
-
-    private byte mCode;
-
-    InitializeOption(byte code)
-    {
-        mCode = code;
-    }
-
-    public byte getCode()
-    {
-        return mCode;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/PacketField.java

@@ -1,160 +0,0 @@
-/*
- * *****************************************************************************
- * Copyright (C) 2014-2022 Dennis Sheirer
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>
- * ****************************************************************************
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message;
-
-/**
- * AMBE-3000R Control Packet Field enumeration
- */
-public enum PacketField
-{
-    PKT_ENCODER_CMODE((byte)0x05),
-    PKT_DECODER_CMODE((byte)0x06),
-    PKT_RATE_TABLE((byte)0x09),
-    PKT_RATE_PARAMETER((byte)0x0A),
-    PKT_INIT((byte)0x0B),
-    PKT_LOW_POWER((byte)0x10),
-    PKT_CHANNEL_FORMAT((byte)0x15),
-    PKT_SPEECH_FORMAT((byte)0x16),
-    PKT_CODEC_START((byte)0x2A),
-    PKT_CODEC_STOP((byte)0x2B),
-    PKT_PRODUCT_ID((byte)0x30),
-    PKT_VERSION_STRING((byte)0x31),
-    PKT_COMPAND((byte)0x32),
-    PKT_RESET((byte)0x33),
-    PKT_RESET_TO_SOFTWARE_CONFIG((byte)0x34),
-    PKT_HALT((byte)0x35),
-    PKT_GET_CONFIG((byte)0x36),
-    PKT_READ_CONFIG((byte)0x37),
-    PKT_CODEC_CFG((byte)0x38),
-    PKT_READY((byte)0x39),
-    PKT_PARITY_MODE((byte)0x3F),
-    PKT_CHANNEL_0((byte)0x40),
-    PKT_WRITE_I2C((byte)0x44),
-    PKT_CLEAR_CODEC_RESET((byte)0x46),
-    PKT_SET_CODEC_RESET((byte)0x47),
-    PKT_DISCARD_CODEC_SAMPLES((byte)0x48),
-    PKT_DELAY_NUMBER_MICRO_SECONDS((byte)0x49),
-    PKT_DELAY_NUMBER_NANO_SECONDS((byte)0x4A),
-    PKT_GAIN((byte)0x4B),
-    PKT_RTS_THRESHOLD((byte)0x4E),
-
-    //Speech packet values
-    SPEECH_DATA((byte)0x00),
-    CHANNEL_DATA_HARD_SYMBOL((byte)0x01),
-    CMODE((byte)0x02),
-    SAMPLE_COUNT((byte)0x03),
-    TONE((byte)0x08),
-    CHANNEL_DATA_SOFT_SYMBOL((byte)0x17),
-    VOCODER((byte)0x40),
-
-    //Packet Types
-    PACKET_TYPE_CONTROL((byte)0x00),
-    PACKET_TYPE_ENCODE_SPEECH((byte)0x01),
-    PACKET_TYPE_DECODE_SPEECH((byte)0x02),
-
-    UNKNOWN((byte)0x00);
-
-    private byte mCode;
-
-    PacketField(byte code)
-    {
-        mCode = code;
-    }
-
-    /**
-     * Packet type byte code value
-     */
-    public byte getCode()
-    {
-        return mCode;
-    }
-
-    /**
-     * Lookup a packet type from the code byte value
-     */
-    public static PacketField fromValue(byte value)
-    {
-        switch(value)
-        {
-            case (byte)0x05:
-                return PKT_ENCODER_CMODE;
-            case (byte)0x06:
-                return PKT_DECODER_CMODE;
-            case (byte)0x09:
-                return PKT_RATE_TABLE;
-            case (byte)0x0A:
-                return PKT_RATE_PARAMETER;
-            case (byte)0x0B:
-                return PKT_INIT;
-            case (byte)0x10:
-                return PKT_LOW_POWER;
-            case (byte)0x15:
-                return PKT_CHANNEL_FORMAT;
-            case (byte)0x16:
-                return PKT_SPEECH_FORMAT;
-            case (byte)0x2A:
-                return PKT_CODEC_START;
-            case (byte)0x2B:
-                return PKT_CODEC_STOP;
-            case (byte)0x30:
-                return PKT_PRODUCT_ID;
-            case (byte)0x31:
-                return PKT_VERSION_STRING;
-            case (byte)0x32:
-                return PKT_COMPAND;
-            case (byte)0x33:
-                return PKT_RESET;
-            case (byte)0x34:
-                return PKT_RESET_TO_SOFTWARE_CONFIG;
-            case (byte)0x35:
-                return PKT_HALT;
-            case (byte)0x36:
-                return PKT_GET_CONFIG;
-            case (byte)0x37:
-                return PKT_READ_CONFIG;
-            case (byte)0x38:
-                return PKT_CODEC_CFG;
-            case (byte)0x39:
-                return PKT_READY;
-            case (byte)0x3F:
-                return PKT_PARITY_MODE;
-            case (byte)0x40:
-                return PKT_CHANNEL_0;
-            case (byte)0x44:
-                return PKT_WRITE_I2C;
-            case (byte)0x46:
-                return PKT_CLEAR_CODEC_RESET;
-            case (byte)0x47:
-                return PKT_SET_CODEC_RESET;
-            case (byte)0x48:
-                return PKT_DISCARD_CODEC_SAMPLES;
-            case (byte)0x49:
-                return PKT_DELAY_NUMBER_MICRO_SECONDS;
-            case (byte)0x4A:
-                return PKT_DELAY_NUMBER_NANO_SECONDS;
-            case (byte)0x4B:
-                return PKT_GAIN;
-            case (byte)0x4E:
-                return PKT_RTS_THRESHOLD;
-            default:
-                return UNKNOWN;
-        }
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/VocoderRate.java

@@ -1,129 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message;
-
-public enum VocoderRate
-{
-    //AMBE-1000 Standard Rates
-    RATE_0((byte)0x00, 2400,0),
-    RATE_1((byte)0x01, 3600,0),
-    RATE_2((byte)0x02, 3600,1200),
-    RATE_3((byte)0x03, 4800,0),
-    RATE_4((byte)0x04, 9600,0),
-    RATE_5((byte)0x05, 2350,50),
-    RATE_6((byte)0x06, 4850,4750),
-    RATE_7((byte)0x07, 4550,250),
-    RATE_8((byte)0x08, 3100,1700),
-    RATE_9((byte)0x09, 4400,2800),
-    RATE_10((byte)0x0A, 4150,2250),
-    RATE_11((byte)0x0B, 3350,250),
-    RATE_12((byte)0x0C, 7750,250),
-    RATE_13((byte)0x0D, 4650,3350),
-    RATE_14((byte)0x0E, 3750,250),
-    RATE_15((byte)0x0F, 4000,0),
-
-    //AMBE-2000 Standard Rates
-    RATE_16((byte)0x10, 3600,0),
-    RATE_17((byte)0x11, 4000,0),
-    RATE_18((byte)0x12, 4800,0),
-    RATE_19((byte)0x13, 6400,0),
-    RATE_20((byte)0x14, 8000,0),
-    RATE_21((byte)0x15, 9600,0),
-    RATE_22((byte)0x16, 2400,1600),
-    RATE_23((byte)0x17, 3600,1200),
-    RATE_24((byte)0x18, 4000,800),
-    RATE_25((byte)0x19, 2400,2400),
-    RATE_26((byte)0x1A, 4000,2400),
-    RATE_27((byte)0x1B, 4400,2800), //Is this compatible with APCO25 Phase 1?
-    RATE_28((byte)0x1C, 4000,4000),
-    RATE_29((byte)0x1D, 2400,7200),
-    RATE_30((byte)0x1E, 3600,6000),
-    RATE_31((byte)0x1F, 2000,0),
-    RATE_32((byte)0x20, 3600,2800),
-
-    //AMBE-3000 Standard Rates (AMBE+2)
-    RATE_33((byte)0x21, 2450,1150), //APCO25 HR (Phase 2), DMR, NXDN, DSTAR
-    RATE_34((byte)0x22, 2450,0),
-    RATE_35((byte)0x23, 2250,1150),
-    RATE_36((byte)0x24, 2250,0),
-    RATE_37((byte)0x25, 2400,0),
-    RATE_38((byte)0x26, 3000,0),
-    RATE_39((byte)0x27, 3600,0),
-    RATE_40((byte)0x28, 4000,0),
-    RATE_41((byte)0x29, 4400,0),
-    RATE_42((byte)0x2A, 4800,0),
-    RATE_43((byte)0x2B, 6400,0),
-    RATE_44((byte)0x2C, 7200,0),
-    RATE_45((byte)0x2D, 8000,0),
-    RATE_46((byte)0x2E, 9600,0),
-    RATE_47((byte)0x2F, 2450,250),
-    RATE_48((byte)0x30, 3350,250),
-    RATE_49((byte)0x31, 3750,250),
-    RATE_50((byte)0x32, 4550,250),
-    RATE_51((byte)0x33, 2450,1950),
-    RATE_52((byte)0x34, 2450,2350),
-    RATE_53((byte)0x35, 2450,3550),
-    RATE_54((byte)0x36, 2450,4750),
-    RATE_55((byte)0x37, 2600,1400),
-    RATE_56((byte)0x38, 3600,1200),
-    RATE_57((byte)0x39, 4000,800),
-    RATE_58((byte)0x3A, 4000,2400),
-    RATE_59((byte)0x3B, 4400,2800), //Is this compatible with APCO25 Phase 1?
-    RATE_60((byte)0x3C, 4000,4000),
-    RATE_61((byte)0x3D, 3600,6000);
-
-    private byte mCode;
-    private int mSpeechRate;
-    private int mFecRate;
-    
-    VocoderRate(byte code, int speechRate, int fecRate)
-    {
-        mCode = code;
-        mSpeechRate = speechRate;
-        mFecRate = fecRate;
-    }
-
-    /**
-     * Byte code value for the vocoder rate
-     */
-    public byte getCode()
-    {
-        return mCode;
-    }
-
-    /**
-     * Speech rate in bits per second (bps)
-     */
-    public int getSpeechRate()
-    {
-        return mSpeechRate;
-    }
-
-    /**
-     * Forward Error Correction rate in bits per second (bps)
-     */
-    public int getFecRate()
-    {
-        return mFecRate;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/AmbeRequest.java

@@ -1,67 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.AmbeMessage;
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * AMBE-3000R Request Packet
- */
-public abstract class AmbeRequest extends AmbeMessage
-{
-    private static final byte PACKET_START_BYTE = (byte)0x61;
-    protected static final int PACKET_TYPE_INDEX = 3;
-    protected static final int PAYLOAD_START_INDEX = 4;
-
-    public abstract PacketField getType();
-    public abstract byte[] getData();
-
-    /**
-     * Creates a byte array of the specified length plus 4 packet header bytes with packet start, length and control
-     * bytes filled in.
-     *
-     * @param length of the message (not including the 4 byte packet header)
-     * @return byte array with packet header pre-filled.
-     */
-    protected byte[] createMessage(int length, PacketField type)
-    {
-        byte[] data = new byte[length + 4];
-
-        data[0] = PACKET_START_BYTE;
-        data[1] = (byte)((length >> 8 & 0xFF));
-        data[2] = (byte)(length & 0xFF);
-
-        if(type == PacketField.PACKET_TYPE_ENCODE_SPEECH || type == PacketField.PACKET_TYPE_DECODE_SPEECH)
-        {
-            data[PACKET_TYPE_INDEX] = type.getCode();
-        }
-        else
-        {
-            data[PACKET_TYPE_INDEX] = PacketField.PACKET_TYPE_CONTROL.getCode();
-            data[PAYLOAD_START_INDEX] = type.getCode();
-        }
-
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/DecodeSpeechRequest.java

@@ -1,108 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-import io.github.dsheirer.audio.convert.thumbdv.message.VocoderRate;
-
-/**
- * Decode speech request, used to request decode of an encoded audio frame.
- */
-public class DecodeSpeechRequest extends AmbeRequest
-{
-    private static final int CHANNEL_DATA_IDENTIFIER_INDEX = 4;
-    private static final byte SAMPLE_COUNT = (byte)(0xFF & 160);  //8 kHz Audio sample count for 20ms frame
-
-    private byte[] mAudioFrame;
-    private VocoderRate mVocoderRate;
-
-    /**
-     * Constructs an audio frame decode request using the specified vocoder rate.
-     * @param audioFrame of encoded audio samples
-     * @param vocoderRate to use when decoding
-     */
-    public DecodeSpeechRequest(byte[] audioFrame, VocoderRate vocoderRate)
-    {
-        mAudioFrame = audioFrame;
-        mVocoderRate = vocoderRate;
-    }
-
-    /**
-     * Constructs an audio frame decode request using the current vocoder rate.
-     * @param audioFrame of encoded audio samples
-     */
-    public DecodeSpeechRequest(byte[] audioFrame)
-    {
-        this(audioFrame, null);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PACKET_TYPE_ENCODE_SPEECH;
-    }
-
-    private boolean hasVocoderRate()
-    {
-        return mVocoderRate != null;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        if(hasVocoderRate())
-        {
-            int length = mAudioFrame.length + 9;
-
-            byte[] data = createMessage(length, getType());
-            int offset = CHANNEL_DATA_IDENTIFIER_INDEX;
-
-            data[offset++] = PacketField.VOCODER.getCode();
-            data[offset++] = mVocoderRate.getCode();
-
-            data[offset++] = PacketField.CHANNEL_DATA_HARD_SYMBOL.getCode();
-            data[offset++] = (byte)(0xFF & (mAudioFrame.length * 8));
-            System.arraycopy(mAudioFrame, 0, data, offset, mAudioFrame.length);
-            offset += mAudioFrame.length;
-            data[offset++] = PacketField.SAMPLE_COUNT.getCode();
-            data[offset++] = (byte)0xA0;
-            data[offset++] = (byte)0x02;
-            data[offset++] = (byte)0x00;
-            data[offset] = (byte)0x00;
-
-            return data;
-        }
-        else
-        {
-            int length = mAudioFrame.length + 2;
-            byte[] data = createMessage(length, getType());
-
-            int offset = CHANNEL_DATA_IDENTIFIER_INDEX;
-            data[offset++] = PacketField.CHANNEL_DATA_HARD_SYMBOL.getCode();
-            data[offset++] = (byte)(0xFF & (mAudioFrame.length * 8));
-            System.arraycopy(mAudioFrame, 0, data, offset, mAudioFrame.length);
-
-            return data;
-        }
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/EncodeSpeechRequest.java

@@ -1,88 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-public class EncodeSpeechRequest extends AmbeRequest
-{
-    private static final int CHANNEL_IDENTIFIER_INDEX = 4;
-    private static final int SPEECH_DATA_IDENTIFIER_INDEX = 5;
-    private static final int SAMPLE_COUNT_INDEX = 6;
-    private static final int SPEECH_DATA_START_INDEX = 7;
-
-    private short[] mSamples;
-
-    public EncodeSpeechRequest(short[] samples)
-    {
-        mSamples = samples;
-    }
-
-    public EncodeSpeechRequest(float[] samples)
-    {
-        mSamples = new short[samples.length];
-
-        for(int x = 0; x < samples.length; x++)
-        {
-            if(samples[x] > 1.0f)
-            {
-                mSamples[x] = Short.MAX_VALUE;
-            }
-            else if(samples[x] < -1.0f)
-            {
-                mSamples[x] = Short.MIN_VALUE;
-            }
-            else
-            {
-                mSamples[x] = (short)(samples[x] * Short.MAX_VALUE);
-            }
-        }
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PACKET_TYPE_DECODE_SPEECH;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        int length = (mSamples.length * 2) + 3;
-        byte[] data = createMessage(length, getType());
-
-        data[CHANNEL_IDENTIFIER_INDEX] = PacketField.PKT_CHANNEL_0.getCode();
-        data[SPEECH_DATA_IDENTIFIER_INDEX] = (byte)0x00;
-        data[SAMPLE_COUNT_INDEX] = (byte)(0xFF & mSamples.length);
-
-        int pointer = SPEECH_DATA_START_INDEX;
-
-        for(short sample: mSamples)
-        {
-            data[pointer++] = (byte)((sample >> 8 & 0xFF));
-            data[pointer++] = (byte)(sample & 0xFF);
-        }
-
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/GetConfigRequest.java

@@ -1,43 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Get configuration request packet
- */
-public class GetConfigRequest extends AmbeRequest
-{
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_GET_CONFIG;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        return createMessage(1, getType());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/InitializeCodecRequest.java

@@ -1,54 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.InitializeOption;
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Initialize CODEC request packet
- */
-public class InitializeCodecRequest extends AmbeRequest
-{
-    private static final int INITIALIZE_OPTION_INDEX = 5;
-    private InitializeOption mInitializeOption;
-
-    public InitializeCodecRequest(InitializeOption option)
-    {
-        mInitializeOption = option;
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_INIT;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        byte[] data = createMessage(2, getType());
-        data[INITIALIZE_OPTION_INDEX] = mInitializeOption.getCode();
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/ProductIdRequest.java

@@ -1,43 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Product ID request packet
- */
-public class ProductIdRequest extends AmbeRequest
-{
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_PRODUCT_ID;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        return createMessage(1, getType());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/ResetRequest.java

@@ -1,43 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Reset request packet
- */
-public class ResetRequest extends AmbeRequest
-{
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_RESET;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        return createMessage(1, getType());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/SetChannelFormatRequest.java

@@ -1,48 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set channel format request packet
- */
-public class SetChannelFormatRequest extends AmbeRequest
-{
-    private static final int FORMAT_INDEX = 5;
-    private static final byte FORMAT = (byte)0x00;
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_CHANNEL_FORMAT;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        byte[] data = createMessage(2, getType());
-        data[FORMAT_INDEX] = FORMAT;
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/SetChannelRequest.java

@@ -1,43 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set channel request packet
- */
-public class SetChannelRequest extends AmbeRequest
-{
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_CHANNEL_0;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        return createMessage(1, getType());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/SetPacketModeRequest.java

@@ -1,43 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Packet mode (versus CODEC mode) request packet
- */
-public class SetPacketModeRequest extends AmbeRequest
-{
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_CODEC_STOP;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        return createMessage(1, getType());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/SetSpeechFormatRequest.java

@@ -1,48 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set speech format request packet
- */
-public class SetSpeechFormatRequest extends AmbeRequest
-{
-    private static final int FORMAT_INDEX = 5;
-    private static final byte FORMAT = (byte)0x00;
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_SPEECH_FORMAT;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        byte[] data = createMessage(2, getType());
-        data[FORMAT_INDEX] = FORMAT;
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/SetVocoderParametersRequest.java

@@ -1,74 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set Vocoder parameters request packet
- */
-public class SetVocoderParametersRequest extends AmbeRequest
-{
-    private int mWord0;
-    private int mWord1;
-    private int mWord2;
-    private int mWord3;
-    private int mWord4;
-    private int mWord5;
-
-    public SetVocoderParametersRequest(int word0, int word1, int word2, int word3, int word4, int word5)
-    {
-        mWord0 = word0;
-        mWord1 = word1;
-        mWord2 = word2;
-        mWord3 = word3;
-        mWord4 = word4;
-        mWord5 = word5;
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_RATE_PARAMETER;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        byte[] data = createMessage(14, getType());
-        data[PAYLOAD_START_INDEX + 1] = (byte)(mWord0 >> 8 & 0xFF);
-        data[PAYLOAD_START_INDEX + 2] = (byte)(mWord0 & 0xFF);
-        data[PAYLOAD_START_INDEX + 3] = (byte)(mWord1 >> 8 & 0xFF);
-        data[PAYLOAD_START_INDEX + 4] = (byte)(mWord1 & 0xFF);
-        data[PAYLOAD_START_INDEX + 5] = (byte)(mWord2 >> 8 & 0xFF);
-        data[PAYLOAD_START_INDEX + 6] = (byte)(mWord2 & 0xFF);
-        data[PAYLOAD_START_INDEX + 7] = (byte)(mWord3 >> 8 & 0xFF);
-        data[PAYLOAD_START_INDEX + 8] = (byte)(mWord3 & 0xFF);
-        data[PAYLOAD_START_INDEX + 9] = (byte)(mWord4 >> 8 & 0xFF);
-        data[PAYLOAD_START_INDEX + 10] = (byte)(mWord4 & 0xFF);
-        data[PAYLOAD_START_INDEX + 11] = (byte)(mWord5 >> 8 & 0xFF);
-        data[PAYLOAD_START_INDEX + 12] = (byte)(mWord5 & 0xFF);
-
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/SetVocoderRequest.java

@@ -1,53 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-import io.github.dsheirer.audio.convert.thumbdv.message.VocoderRate;
-
-/**
- * Set Vocoder Rate request packet
- */
-public class SetVocoderRequest extends AmbeRequest
-{
-    private VocoderRate mVocoderRate;
-
-    public SetVocoderRequest(VocoderRate rate)
-    {
-        mVocoderRate = rate;
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_RATE_TABLE;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        byte[] data = createMessage(2, getType());
-        data[PAYLOAD_START_INDEX + 1] = mVocoderRate.getCode();
-        return data;
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/request/VersionRequest.java

@@ -1,43 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.request;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Version string request packet
- */
-public class VersionRequest extends AmbeRequest
-{
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_VERSION_STRING;
-    }
-
-    @Override
-    public byte[] getData()
-    {
-        return createMessage(1, getType());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/AmbeResponse.java

@@ -1,60 +0,0 @@
-/*
- * *****************************************************************************
- * Copyright (C) 2014-2022 Dennis Sheirer
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>
- * ****************************************************************************
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.AmbeMessage;
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-import java.util.Arrays;
-
-/**
- * AMBE-3000R Response Packet
- */
-public abstract class AmbeResponse extends AmbeMessage
-{
-    protected static final int PAYLOAD_START_INDEX = 5;
-    private byte[] mMessage;
-
-    protected AmbeResponse(byte[] message)
-    {
-        mMessage = message;
-    }
-
-    /**
-     * Control packet type
-     */
-    public abstract PacketField getType();
-
-    /**
-     * Received message bytes
-     */
-    protected byte[] getMessage()
-    {
-        return mMessage;
-    }
-
-    /**
-     * Payload of the packet (does not include the packet header)
-     */
-    protected byte[] getPayload()
-    {
-        return Arrays.copyOfRange(getMessage(), PAYLOAD_START_INDEX, getMessage().length);
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/DecodeSpeechResponse.java

@@ -1,59 +0,0 @@
-/*******************************************************************************
- * sdr-trunk
- * Copyright (C) 2014-2019 Dennis Sheirer
- *
- * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
- * License as published by  the Free Software Foundation, either version 3 of the License, or  (at your option) any
- * later version.
- *
- * This program is distributed in the hope that it will be useful,  but WITHOUT ANY WARRANTY; without even the implied
- * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License  along with this program.
- * If not, see <http://www.gnu.org/licenses/>
- *
- ******************************************************************************/
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-import io.github.dsheirer.sample.ConversionUtils;
-
-import java.util.Arrays;
-
-/**
- * Decode speech response
- */
-public class DecodeSpeechResponse extends AmbeResponse
-{
-    public DecodeSpeechResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PACKET_TYPE_DECODE_SPEECH;
-    }
-
-
-    /**
-     * Payload of the packet (does not include the packet header)
-     */
-    protected byte[] getPayload()
-    {
-        return Arrays.copyOfRange(getMessage(), PAYLOAD_START_INDEX + 1, getMessage().length);
-    }
-
-    public float[] getSamples()
-    {
-        return ConversionUtils.convertFromSigned16BitSamples(getPayload());
-    }
-
-    @Override
-    public String toString()
-    {
-        return "DECODED SPEECH: SAMPLE COUNT:" + getSamples().length + " " + toHex(getPayload());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/EncodeSpeechResponse.java

@@ -1,59 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-import java.util.Arrays;
-
-/**
- * Encode speech response
- */
-public class EncodeSpeechResponse extends AmbeResponse
-{
-    public EncodeSpeechResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PACKET_TYPE_ENCODE_SPEECH;
-    }
-
-
-    /**
-     * Payload of the packet (does not include the packet header)
-     */
-    protected byte[] getPayload()
-    {
-        return Arrays.copyOfRange(getMessage(), PAYLOAD_START_INDEX + 1, getMessage().length);
-    }
-
-    @Override
-    public String toString()
-    {
-        return "ENCODED SPEECH: " + toHex(getPayload()) + " " + Arrays.toString(getMessage());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/GetConfigResponse.java

@@ -1,49 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Get configuration response
- */
-public class GetConfigResponse extends AmbeResponse
-{
-    public GetConfigResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_GET_CONFIG;
-    }
-
-
-    @Override
-    public String toString()
-    {
-        return "CONFIGURATION: " + toHex(getPayload());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/InitializeCodecResponse.java

@@ -1,58 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Initialize CODEC response
- */
-public class InitializeCodecResponse extends AmbeResponse
-{
-    public InitializeCodecResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_INIT;
-    }
-
-    /**
-     * Success / fail
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "INITIALIZE CODEC " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/ProductIdResponse.java

@@ -1,56 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Product ID Response
- */
-public class ProductIdResponse extends AmbeResponse
-{
-    public ProductIdResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_PRODUCT_ID;
-    }
-
-    /**
-     * Product ID string
-     */
-    public String getProductId()
-    {
-        return new String(getPayload()).trim();
-    }
-
-    @Override
-    public String toString()
-    {
-        return "PRODUCT ID:" + getProductId();
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/ReadyResponse.java

@@ -1,50 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-import java.util.Arrays;
-
-/**
- * Ready response
- */
-public class ReadyResponse extends AmbeResponse
-{
-    public ReadyResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_READY;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "READY" + Arrays.toString(getMessage());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/ResetResponse.java

@@ -1,57 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Reset response
- */
-public class ResetResponse extends AmbeResponse
-{
-    public ResetResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_RESET;
-    }
-
-    /**
-     * Success indicator
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "RESET " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/SetChannelFormatResponse.java

@@ -1,58 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set channel format response
- */
-public class SetChannelFormatResponse extends AmbeResponse
-{
-    public SetChannelFormatResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_CHANNEL_FORMAT;
-    }
-
-    /**
-     * Success or fail
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "SET CHANNEL FORMAT " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/SetChannelResponse.java

@@ -1,57 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set Vocoder rate response
- */
-public class SetChannelResponse extends AmbeResponse
-{
-    public SetChannelResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_CHANNEL_0;
-    }
-
-    /**
-     * Success indicator
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "SET CHANNEL 0 " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/SetPacketModeResponse.java

@@ -1,58 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set packet mode response
- */
-public class SetPacketModeResponse extends AmbeResponse
-{
-    public SetPacketModeResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_CODEC_STOP;
-    }
-
-    /**
-     * Success or fail
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "SET PACKET MODE " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/SetSpeechFormatResponse.java

@@ -1,58 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set speech format response
- */
-public class SetSpeechFormatResponse extends AmbeResponse
-{
-    public SetSpeechFormatResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_SPEECH_FORMAT;
-    }
-
-    /**
-     * Success or fail
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "SET SPEECH FORMAT " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/SetVocoderParameterResponse.java

@@ -1,65 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set Vocoder parameter response
- */
-public class SetVocoderParameterResponse extends AmbeResponse
-{
-    public SetVocoderParameterResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_RATE_PARAMETER;
-    }
-
-    /**
-     * Success indicator
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-
-        return payload != null && payload.length ==3 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        if(isSuccessful())
-        {
-            return "SET VOCODER RATE SUCCESSFUL";
-        }
-        else
-        {
-            return "SET VOCODER RATE **FAILED** - RESPONSE:" + toHex(getPayload());
-        }
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/SetVocoderResponse.java

@@ -1,58 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Set Vocoder rate response
- */
-public class SetVocoderResponse extends AmbeResponse
-{
-    public SetVocoderResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_RATE_TABLE;
-    }
-
-    /**
-     * Success indicator
-     */
-    public boolean isSuccessful()
-    {
-        byte[] payload = getPayload();
-
-        return payload != null && payload.length ==1 && payload[0] == 0;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "SET VOCODER RATE " + (isSuccessful() ? "SUCCESSFUL" : "**FAILED**");
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/UnknownResponse.java

@@ -1,50 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-import java.util.Arrays;
-
-/**
- * Unknown Response Message
- */
-public class UnknownResponse extends AmbeResponse
-{
-    public UnknownResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.UNKNOWN;
-    }
-
-    @Override
-    public String toString()
-    {
-        return "UNKNOWN MESSAGE:" + Arrays.toString(getMessage());
-    }
-}

src/main/java/io/github/dsheirer/audio/convert/thumbdv/message/response/VersionResponse.java

@@ -1,56 +0,0 @@
-/*
- *
- *  * ******************************************************************************
- *  * Copyright (C) 2014-2019 Dennis Sheirer
- *  *
- *  * This program is free software: you can redistribute it and/or modify
- *  * it under the terms of the GNU General Public License as published by
- *  * the Free Software Foundation, either version 3 of the License, or
- *  * (at your option) any later version.
- *  *
- *  * This program is distributed in the hope that it will be useful,
- *  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  * GNU General Public License for more details.
- *  *
- *  * You should have received a copy of the GNU General Public License
- *  * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *  * *****************************************************************************
- *
- *
- */
-
-package io.github.dsheirer.audio.convert.thumbdv.message.response;
-
-import io.github.dsheirer.audio.convert.thumbdv.message.PacketField;
-
-/**
- * Version Response
- */
-public class VersionResponse extends AmbeResponse
-{
-    public VersionResponse(byte[] message)
-    {
-        super(message);
-    }
-
-    @Override
-    public PacketField getType()
-    {
-        return PacketField.PKT_VERSION_STRING;
-    }
-
-    /**
-     * Version string
-     */
-    public String getVersion()
-    {
-        return new String(getPayload()).trim();
-    }
-
-    @Override
-    public String toString()
-    {
-        return "VERSION:" + getVersion();
-    }
-}

src/main/java/io/github/dsheirer/channel/metadata/NowPlayingPanel.java

@@ -57,7 +57,7 @@ public class NowPlayingPanel extends JPanel
         mDecodeEventPanel = new DecodeEventPanel(iconModel, userPreferences, playlistManager.getAliasModel());
         mMessageActivityPanel = new MessageActivityPanel(userPreferences);
         mChannelMetadataPanel = new ChannelMetadataPanel(playlistManager, iconModel, userPreferences);
-        mChannelSpectrumSquelchPanel = new ChannelSpectrumPanel(playlistManager, settingsManager);
+        mChannelSpectrumSquelchPanel = new ChannelSpectrumPanel(playlistManager);
         mDetailTabsVisible = detailTabsVisible;
 
         init();

src/main/java/io/github/dsheirer/controller/ControllerPanel.java

@@ -25,6 +25,7 @@ import io.github.dsheirer.channel.metadata.NowPlayingPanel;
 import io.github.dsheirer.eventbus.MyEventBus;
 import io.github.dsheirer.gui.playlist.ViewPlaylistRequest;
 import io.github.dsheirer.icon.IconModel;
+import io.github.dsheirer.gui.playlist.radioreference.RadioReferencePlaylistActions;
 import io.github.dsheirer.map.MapPanel;
 import io.github.dsheirer.map.MapService;
 import io.github.dsheirer.playlist.PlaylistManager;
@@ -63,7 +64,9 @@ public class ControllerPanel extends JPanel
         mAudioPanel = new AudioPanel(iconModel, userPreferences, settingsManager, audioPlaybackManager,
             playlistManager.getAliasModel());
         mNowPlayingPanel = new NowPlayingPanel(playlistManager, iconModel, userPreferences, settingsManager, detailTabsVisible);
-        mMapPanel = new MapPanel(mapService, playlistManager.getAliasModel(), iconModel, settingsManager);
+        mMapPanel = new MapPanel(mapService, playlistManager.getAliasModel(), iconModel, userPreferences,
+            playlistManager.getRadioReference() != null ? playlistManager.getRadioReference().getFrequencyIndex() : null,
+            new RadioReferencePlaylistActions(playlistManager));
         mTunerManagerPanel = new TunerViewPanel(tunerManager, userPreferences);
 
         init();

src/main/java/io/github/dsheirer/controller/channel/ChannelProcessingManager.java

@@ -153,6 +153,14 @@ public class ChannelProcessingManager implements Listener<ChannelEvent>
         return !mProcessingChainsMap.isEmpty();
     }
 
+    /**
+     * Channels that currently have a processing chain, including temporary traffic channels.
+     */
+    public List<Channel> getProcessingChannels()
+    {
+        return new ArrayList<>(mProcessingChainsMap.keySet());
+    }
+
     /**
      * Returns the current processing chain associated with the channel, or
      * null if a processing chain is not currently setup for the channel

src/main/java/io/github/dsheirer/dsp/c4fm/C4FMSymbolProcessor.java

@@ -257,6 +257,20 @@ public abstract class C4FMSymbolProcessor
         return true;
     }
 
+    /**
+     * Maximum bit errors allowed in a detected sync pattern while acquiring (ie not synchronized), measured from the
+     * symbol decisions at the optimized symbol timing.  Sync detections with more bit errors are rejected.  Bit errors
+     * include symbol magnitude (ie +3 vs +1) errors, so this rejects noise where the symbol signs correlate with the
+     * sync pattern but the symbol magnitudes are inconsistent.  Once synchronized, the limit isn't applied since the
+     * sync detection timing is known and rejecting a valid sync detection costs the burst.  Default implementation
+     * imposes no limit.
+     * @return maximum sync pattern bit error count while acquiring.
+     */
+    public int getSyncAcquisitionMaxBitErrors()
+    {
+        return Integer.MAX_VALUE;
+    }
+
     /**
      * Number of consecutive sync periods (capped at 3) where a sync was detected within the max message length.
      */
@@ -945,12 +959,14 @@ public abstract class C4FMSymbolProcessor
         }
 
         /**
-         * Indicates if this correction has a valid NID or the optimization (or detection) score is high quality.
+         * Indicates if the optimization score is high quality and, while acquiring, the sync pattern bit errors don't
+         * exceed the max.
          * @return true if valid.
          */
         public boolean isValid()
         {
-            return mOptimizationScore > getSyncThresholdEqualized();
+            return mOptimizationScore > getSyncThresholdEqualized() &&
+                    (mSynchronized || mCorrectedBitCount <= getSyncAcquisitionMaxBitErrors());
         }
     }
 
@@ -1297,7 +1313,7 @@ public abstract class C4FMSymbolProcessor
 
         for(int x = 0; x < patternSymbols.length; x++)
         {
-            if(bufferPointer < maxPointer)
+            if(bufferPointer >= 0 && bufferPointer < maxPointer)
             {
                 softSymbol = interpolate(mBuffer[bufferPointer], mBuffer[bufferPointer + 1], fractional) * gain + balance;
             }

src/main/java/io/github/dsheirer/edac/Golay24.java

@@ -68,6 +68,29 @@ public class Golay24
      */
     public static int checkAndCorrect(CorrectedBinaryMessage message, int startIndex)
     {
+        //The correction below indexes the word from bit 0 and takes the parity over the whole message, so it is only
+        //correct for a message that is exactly the 24-bit word.  Decode any other word in a 24-bit copy.
+        if(startIndex != 0 || message.size() != 24)
+        {
+            CorrectedBinaryMessage word = new CorrectedBinaryMessage(24);
+            int original = message.getInt(startIndex, startIndex + 23);
+            word.load(0, 24, original);
+            int result = checkAndCorrectWord(word);
+            int corrected = word.getInt(0, 23);
+            message.load(startIndex, 24, corrected);
+            message.incrementCorrectedBitCount(Integer.bitCount(original ^ corrected));
+            return result;
+        }
+
+        return checkAndCorrectWord(message);
+    }
+
+    /**
+     * Error detection and correction of a message that is exactly one 24-bit word.
+     */
+    private static int checkAndCorrectWord(CorrectedBinaryMessage message)
+    {
+        int startIndex = 0;
         boolean parityError = message.cardinality() % 2 != 0;
 
         int syndrome = getSyndrome(message, startIndex);

src/main/java/io/github/dsheirer/gui/SDRTrunk.java

@@ -1,6 +1,6 @@
 /*
  * *****************************************************************************
- * Copyright (C) 2014-2025 Dennis Sheirer
+ * Copyright (C) 2014-2026 Dennis Sheirer
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -51,6 +51,7 @@ import io.github.dsheirer.preference.UserPreferences;
 import io.github.dsheirer.properties.SystemProperties;
 import io.github.dsheirer.record.AudioRecordingManager;
 import io.github.dsheirer.sample.Listener;
+import io.github.dsheirer.settings.MapViewSetting;
 import io.github.dsheirer.settings.SettingsManager;
 import io.github.dsheirer.source.tuner.Tuner;
 import io.github.dsheirer.source.tuner.TunerEvent;
@@ -59,7 +60,8 @@ import io.github.dsheirer.source.tuner.manager.TunerManager;
 import io.github.dsheirer.source.tuner.ui.TunerSpectralDisplayManager;
 import io.github.dsheirer.spectrum.DisableSpectrumWaterfallMenuItem;
 import io.github.dsheirer.spectrum.ShowTunerMenuItem;
-import io.github.dsheirer.spectrum.SpectralDisplayPanel;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayPanel;
+import io.github.dsheirer.util.DuplicateLibraryDetector;
 import io.github.dsheirer.util.ThreadPool;
 import io.github.dsheirer.util.TimeStamp;
 import io.github.dsheirer.vector.calibrate.CalibrationManager;
@@ -81,6 +83,7 @@ import java.nio.file.FileSystems;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
+import java.util.Map;
 import java.util.Optional;
 import java.util.prefs.Preferences;
 import javafx.application.Platform;
@@ -153,6 +156,17 @@ public class SDRTrunk implements Listener<TunerEvent>
         mApplicationLog = new ApplicationLog(mUserPreferences);
         mApplicationLog.start();
 
+        Map<String,List<String>> duplicateLibraries = DuplicateLibraryDetector.findDuplicates();
+
+        if(!duplicateLibraries.isEmpty())
+        {
+            mLog.warn("More than one version of these libraries is in the library folder [" +
+                    DuplicateLibraryDetector.getFolder(duplicateLibraries) + "].  This happens when a new version of " +
+                    "sdrtrunk is unzipped over an older one, and it can load the older library code.  Delete the " +
+                    "sdrtrunk folder and unzip the release into an empty folder.\n" +
+                    DuplicateLibraryDetector.describe(duplicateLibraries));
+        }
+
         mResourceMonitor = new ResourceMonitor(mUserPreferences);
 
         ThreadPool.logSettings();
@@ -171,6 +185,15 @@ public class SDRTrunk implements Listener<TunerEvent>
 
         mSettingsManager = new SettingsManager();
 
+        //Older versions stored the map view in the settings file.  Move it to the map preferences once.
+        MapViewSetting legacyMapView = mSettingsManager.getLegacyMapView();
+
+        if(legacyMapView != null)
+        {
+            mUserPreferences.getMapPreference().migrateLegacyView(legacyMapView.getLatitude(),
+                legacyMapView.getLongitude(), legacyMapView.getZoom());
+        }
+
         AliasModel aliasModel = new AliasModel();
         EventLogManager eventLogManager = new EventLogManager(aliasModel, mUserPreferences);
         mPlaylistManager = new PlaylistManager(mUserPreferences, mTunerManager, aliasModel, eventLogManager, mIconModel);
@@ -219,10 +242,13 @@ public class SDRTrunk implements Listener<TunerEvent>
                     mSettingsManager, mTunerManager, mUserPreferences, mNowPlayingDetailsVisible);
         }
 
-        mSpectralPanel = new SpectralDisplayPanel(mPlaylistManager, mSettingsManager, mTunerManager.getDiscoveredTunerModel());
+        if(!headless)
+        {
+            mSpectralPanel = new SpectralDisplayPanel(mPlaylistManager, mTunerManager.getDiscoveredTunerModel());
+        }
 
         TunerSpectralDisplayManager tunerSpectralDisplayManager = new TunerSpectralDisplayManager(mSpectralPanel,
-            mPlaylistManager, mSettingsManager, mTunerManager.getDiscoveredTunerModel());
+            mPlaylistManager, mTunerManager.getDiscoveredTunerModel());
         mTunerManager.getDiscoveredTunerModel().addListener(tunerSpectralDisplayManager);
         mTunerManager.getDiscoveredTunerModel().addListener(this);
 
@@ -253,6 +279,11 @@ public class SDRTrunk implements Listener<TunerEvent>
                     {
                         updateTitle(tuner.getPreferredName());
                     }
+
+                    if(!duplicateLibraries.isEmpty())
+                    {
+                        showDuplicateLibrariesDialog(duplicateLibraries);
+                    }
                 }
 
                 if(calibrating && !GraphicsEnvironment.isHeadless())
@@ -622,14 +653,14 @@ public class SDRTrunk implements Listener<TunerEvent>
             (mMainGui.getExtendedState() & JFrame.MAXIMIZED_BOTH) == JFrame.MAXIMIZED_BOTH);
         mUserPreferences.getSwingPreference().setDimension(SPECTRAL_PANEL_IDENTIFIER, mSpectralPanel.getSize());
         mUserPreferences.getSwingPreference().setDimension(CONTROLLER_PANEL_IDENTIFIER, mControllerPanel.getSize());
+        mLog.info("Stopping spectral display ...");
+        mSpectralPanel.dispose();
         mJavaFxWindowManager.shutdown();
         mLog.info("Stopping channels ...");
         mPlaylistManager.getChannelProcessingManager().shutdown();
         mAudioRecordingManager.stop();
         mResourceMonitor.stop();
 
-        mLog.info("Stopping spectral display ...");
-        mSpectralPanel.clearTuner();
         mLog.info("Stopping tuners ...");
         mTunerManager.stop();
         mLog.info("Shutdown complete.");
@@ -798,7 +829,7 @@ public class SDRTrunk implements Listener<TunerEvent>
                 updateTitle(null);
                 break;
             case NOTIFICATION_SHUTTING_DOWN:
-                Tuner currentTuner = mSpectralPanel.getTuner();
+                Tuner currentTuner = mSpectralPanel != null ? mSpectralPanel.getTuner() : null;
 
                 if(event.hasTuner() && event.getTuner().equals(currentTuner) || currentTuner == null)
                 {
@@ -909,6 +940,28 @@ public class SDRTrunk implements Listener<TunerEvent>
 
     }
 
+    /**
+     * Warns the user that the library folder holds more than one version of some libraries, which happens when a new
+     * release is unzipped over an older one.  The launch scripts put every jar in the library folder on the class
+     * path, so the older library code can load instead of the newer code.
+     * @param duplicates library name to jar paths, from DuplicateLibraryDetector
+     */
+    private void showDuplicateLibrariesDialog(Map<String,List<String>> duplicates)
+    {
+        String message = "<html><body style='width: 450px'>" +
+                "<p>The sdrtrunk library folder has more than one version of these libraries:</p><br>" +
+                "<pre>" + DuplicateLibraryDetector.describe(duplicates) + "</pre>" +
+                "<p>This happens when a new version of sdrtrunk is unzipped over an older one. sdrtrunk can load " +
+                "the older library code, which can cause crashes or errors that the newer version fixed.</p><br>" +
+                "<p>Close sdrtrunk, delete the sdrtrunk folder that contains this library folder and unzip the " +
+                "release into a new, empty folder:</p><br>" +
+                "<p><b>" + DuplicateLibraryDetector.getFolder(duplicates) + "</b></p><br>" +
+                "<p>Your playlist and settings are stored in your user folder and won't be affected.</p>" +
+                "</body></html>";
+
+        JOptionPane.showMessageDialog(mMainGui, message, "Duplicate Library Versions", JOptionPane.WARNING_MESSAGE);
+    }
+
     /**
      * Launch the application.
      */

src/main/java/io/github/dsheirer/gui/channel/ChannelSpectrumPanel.java

@@ -22,6 +22,8 @@ package io.github.dsheirer.gui.channel;
 import io.github.dsheirer.controller.channel.Channel;
 import io.github.dsheirer.dsp.filter.channelizer.PolyphaseChannelSource;
 import io.github.dsheirer.gui.power.SignalPowerView;
+import io.github.dsheirer.gui.spectrum.ChannelSpectralDisplay;
+import io.github.dsheirer.gui.spectrum.DftSpectralDisplay;
 import io.github.dsheirer.gui.squelch.NoiseSquelchView;
 import io.github.dsheirer.gui.symbol.SymbolView;
 import io.github.dsheirer.gui.theme.ThemeManager;
@@ -33,23 +35,14 @@ import io.github.dsheirer.module.decode.nbfm.NBFMDecoder;
 import io.github.dsheirer.playlist.PlaylistManager;
 import io.github.dsheirer.sample.Listener;
 import io.github.dsheirer.sample.complex.ComplexSamplesToNativeBufferModule;
-import io.github.dsheirer.settings.SettingsManager;
 import io.github.dsheirer.source.ChannelFrequencyCorrectionStatusNotification;
 import io.github.dsheirer.source.Source;
 import io.github.dsheirer.source.SourceEvent;
 import io.github.dsheirer.source.tuner.channel.HalfBandTunerChannelSource;
 import io.github.dsheirer.source.tuner.channel.TunerChannel;
 import io.github.dsheirer.source.tuner.channel.TunerChannelSource;
-import io.github.dsheirer.spectrum.ComplexDftProcessor;
-import io.github.dsheirer.spectrum.FrequencyOverlayPanel;
-import io.github.dsheirer.spectrum.SpectrumPanel;
-import io.github.dsheirer.spectrum.converter.ComplexDecibelConverter;
-import io.github.dsheirer.spectrum.converter.DFTResultsConverter;
 import java.awt.Component;
 import java.awt.EventQueue;
-import java.awt.event.ComponentEvent;
-import java.awt.event.ComponentListener;
-import java.awt.event.MouseEvent;
 import java.net.URL;
 import java.text.DecimalFormat;
 import java.util.List;
@@ -63,12 +56,8 @@ import org.slf4j.LoggerFactory;
 
 import javax.swing.JButton;
 import javax.swing.JLabel;
-import javax.swing.JLayeredPane;
 import javax.swing.JPanel;
-import javax.swing.JSpinner;
 import javax.swing.JSplitPane;
-import javax.swing.SpinnerNumberModel;
-import javax.swing.event.MouseInputAdapter;
 
 /**
  * Display for channel FFT and squelch details
@@ -85,18 +74,20 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
     private final PlaylistManager mPlaylistManager;
     private ProcessingChain mProcessingChain;
     private final ComplexSamplesToNativeBufferModule mSampleStreamTapModule = new ComplexSamplesToNativeBufferModule();
-    private final ComplexDftProcessor mComplexDftProcessor = new ComplexDftProcessor();
+    private final JFXPanel mSpectralPanel = new JFXPanel();
-    private SpectrumPanel mSpectrumPanel;
+    //Created on the JavaFX thread - guarded by this.  Channel state is kept here until the display exists.
-    private final FrequencyOverlayPanel mFrequencyOverlayPanel;
+    private ChannelSpectralDisplay mChannelSpectralDisplay;
+    private long mChannelFrequency;
+    private int mChannelSampleRate;
+    private int mChannelBandwidth;
+    private Long mCarrierOffset;
     private final SourceEventProcessor mSourceEventProcessor = new SourceEventProcessor();
-    private final SpinnerNumberModel mNoiseFloorSpinnerModel;
     private final JLabel mTunerPPMLabel;
     private final JLabel mTunerCorrectionLabel;
     private final JLabel mChannelCorrectionLabel;
     private final JLabel mDecoderCorrectionLabel;
     private final JLabel mDummyLabel = new JLabel(" ");
     private boolean mPanelVisible = false;
-    private boolean mDftProcessing = false;
     private final NoiseSquelchView mNoiseSquelchView;
     private final SignalPowerView mSignalPowerView;
     private final SymbolView mSymbolView = new SymbolView();
@@ -108,7 +99,7 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
     /**
      * Constructs an instance.
      */
-    public ChannelSpectrumPanel(PlaylistManager playlistManager, SettingsManager settingsManager)
+    public ChannelSpectrumPanel(PlaylistManager playlistManager)
     {
         mPlaylistManager = playlistManager;
         mNoiseSquelchView = new NoiseSquelchView(mPlaylistManager);
@@ -124,7 +115,7 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
         fftPanel.setLayout(new MigLayout("insets 0", "[grow,fill]", "[][grow,fill]"));
 
         JPanel labelPanel = new JPanel();
-        labelPanel.setLayout(new MigLayout("insets 2", "[grow,fill][][][][][grow,fill][][]", ""));
+        labelPanel.setLayout(new MigLayout("insets 2", "[grow,fill][][][][][grow,fill]", ""));
 
         mTunerPPMLabel = new JLabel(LABEL_PREFIX_PPM);
         mTunerPPMLabel.setEnabled(false);
@@ -146,15 +137,6 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
 
         labelPanel.add(mDummyLabel);
 
-        mNoiseFloorSpinnerModel = new SpinnerNumberModel(18, 8, 36, 1);
-        mNoiseFloorSpinnerModel.addChangeListener(e -> {
-            Number number = mNoiseFloorSpinnerModel.getNumber();
-            mSpectrumPanel.setSampleSize(number.doubleValue());
-        });
-        JSpinner noiseFloorSpinner = new JSpinner(mNoiseFloorSpinnerModel);
-        labelPanel.add(new JLabel("Noise Floor:"));
-        labelPanel.add(noiseFloorSpinner);
-
         JButton logIndexesButton = new JButton("Log Settings");
         logIndexesButton.addActionListener(e -> {
             if(mProcessingChain != null)
@@ -199,32 +181,16 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
 
         fftPanel.add(labelPanel, "wrap");
 
-        mFrequencyOverlayPanel = new FrequencyOverlayPanel(settingsManager);
+        fftPanel.add(mSpectralPanel);
-        mSpectrumPanel = new SpectrumPanel(settingsManager);
+        ThemeManager.getInstance().registerSwing(mSpectralPanel);
-        mSpectrumPanel.setSampleSize(18.0);
 
-        /**
+        Platform.runLater(() -> {
-         * The layered pane holds the overlapping spectrum and channel panels
+            ChannelSpectralDisplay display = new ChannelSpectralDisplay();
-         * and manages the sizing of each panel with the resize listener
+            Scene scene = new Scene(display);
-         */
+            ThemeManager.getInstance().register(scene);
-        JLayeredPane layeredPanel = new JLayeredPane();
+            mSpectralPanel.setScene(scene);
-        layeredPanel.addComponentListener(new ResizeListener());
+            displayCreated(display);
-
+        });
-        /**
-         * Create a mouse adapter to handle mouse events over the spectrum
-         * and waterfall panels
-         */
-        MouseEventProcessor mouser = new MouseEventProcessor();
-
-        mFrequencyOverlayPanel.addMouseListener(mouser);
-        mFrequencyOverlayPanel.addMouseMotionListener(mouser);
-        mFrequencyOverlayPanel.addMouseWheelListener(mouser);
-
-        //Add the spectrum and channel panels to the layered panel
-        layeredPanel.add(mSpectrumPanel, 0, 0);
-        layeredPanel.add(mFrequencyOverlayPanel, 1, 0);
-
-        fftPanel.add(layeredPanel);
 
         mNoiseSquelchPanel = new JFXPanel();
         mSymbolPanel = new JFXPanel();
@@ -249,6 +215,8 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
             }
 
             ThemeManager.getInstance().register(scene2);
+            //Use the same color theme as the channel spectral display
+            mSymbolView.followTheme(DftSpectralDisplay.getSharedTheme());
             mSymbolPanel.setScene(scene2);
         });
 
@@ -258,11 +226,49 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
         add(mSplitPane);
 //        mSplitPane.setDividerLocation(0.5);
 
-        mSampleStreamTapModule.setListener(mComplexDftProcessor);
+    }
-        DFTResultsConverter DFTResultsConverter = new ComplexDecibelConverter();
+
-        mComplexDftProcessor.addConverter(DFTResultsConverter);
+    /**
-        DFTResultsConverter.addListener(mSpectrumPanel);
+     * Stores the spectral display once it's created on the JavaFX thread and applies the current channel state.
-        mSpectrumPanel.clearSpectrum();
+     */
+    private synchronized void displayCreated(ChannelSpectralDisplay display)
+    {
+        mChannelSpectralDisplay = display;
+
+        if(mChannelSampleRate > 0)
+        {
+            display.setChannel(mChannelFrequency, mChannelSampleRate, mChannelBandwidth);
+        }
+
+        if(mCarrierOffset != null)
+        {
+            display.setCarrierOffset(mCarrierOffset);
+        }
+
+        updateFFTProcessing();
+    }
+
+    private synchronized void setChannel(long frequency, int sampleRate, int bandwidth)
+    {
+        mChannelFrequency = frequency;
+        mChannelSampleRate = sampleRate;
+        mChannelBandwidth = bandwidth;
+        mCarrierOffset = null;
+
+        if(mChannelSpectralDisplay != null)
+        {
+            mChannelSpectralDisplay.setChannel(frequency, sampleRate, bandwidth);
+        }
+    }
+
+    private synchronized void setCarrierOffset(long offset)
+    {
+        mCarrierOffset = offset;
+
+        if(mChannelSpectralDisplay != null)
+        {
+            mChannelSpectralDisplay.setCarrierOffset(offset);
+        }
     }
 
     /**
@@ -295,46 +301,28 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
     }
 
     /**
-     * Updates processing state for the DFT processor.  Turns on DFT processing when we have a processing chain and
+     * Updates processing state for the spectral display.  Turns on DFT processing when we have a processing chain and
      * when the user has this tab selected and visible.  Otherwise, turns off DFT processing.
      */
-    private void updateFFTProcessing()
+    private synchronized void updateFFTProcessing()
     {
-        if(mPanelVisible && mProcessingChain != null)
+        if(mChannelSpectralDisplay == null)
         {
-            startDftProcessing();
+            return;
+        }
+
+        boolean active = mPanelVisible && mProcessingChain != null;
+
+        if(active)
+        {
+            mSampleStreamTapModule.setListener(mChannelSpectralDisplay.getSampleListener());
         }
         else
-        {
-            stopDftProcessing();
-        }
-    }
-
-    /**
-     * Starts DFT processing
-     */
-    private void startDftProcessing()
-    {
-        if(!mDftProcessing)
-        {
-            mDftProcessing = true;
-            mSampleStreamTapModule.setListener(mComplexDftProcessor);
-            mComplexDftProcessor.start();
-        }
-    }
-
-    /**
-     * Stops DFT processing
-     */
-    private void stopDftProcessing()
-    {
-        if(mDftProcessing)
         {
             mSampleStreamTapModule.removeListener();
-            mComplexDftProcessor.stop();
-            mSpectrumPanel.clearSpectrum();
-            mDftProcessing = false;
         }
+
+        mChannelSpectralDisplay.setActive(active);
     }
 
     private void broadcast(SourceEvent sourceEvent)
@@ -359,10 +347,7 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
         mChannelCorrectionLabel.setEnabled(false);
         mDecoderCorrectionLabel.setText(LABEL_PREFIX_DECODER);
         mDecoderCorrectionLabel.setEnabled(false);
-        mFrequencyOverlayPanel.process(SourceEvent.frequencyChange(null, 0));
+        setChannel(0, 0, 0);
-        mFrequencyOverlayPanel.process(SourceEvent.sampleRateChange(0));
-        mFrequencyOverlayPanel.setEstimatedCarrierOffsetFrequency(0);
-        mFrequencyOverlayPanel.setChannelBandwidth(0);
     }
 
     /**
@@ -414,12 +399,7 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
             mProcessingChain.addModule(mSampleStreamTapModule);
             Source source = mProcessingChain.getSource();
 
-            if(source instanceof TunerChannelSource tcs)
+            int bandwidth = 0;
-            {
-                mFrequencyOverlayPanel.process(SourceEvent.frequencyChange(null, tcs.getFrequency()));
-                mFrequencyOverlayPanel.process(SourceEvent.sampleRateChange(tcs.getSampleRate()));
-            }
-
             Channel channel = mPlaylistManager.getChannelProcessingManager().getChannel(mProcessingChain);
 
             if(channel != null)
@@ -428,9 +408,14 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
 
                 if(!tunerChannels.isEmpty())
                 {
-                    mFrequencyOverlayPanel.setChannelBandwidth(tunerChannels.getFirst().getBandwidth());
+                    bandwidth = tunerChannels.getFirst().getBandwidth();
                 }
             }
+
+            if(source instanceof TunerChannelSource tcs)
+            {
+                setChannel(tcs.getFrequency(), (int)tcs.getSampleRate(), bandwidth);
+            }
         }
 
         updateFFTProcessing();
@@ -486,7 +471,7 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
 
                         //We se the offset cursor line to negative so that it aligns with where the signal is located
                         //instead of the correction that's needed to bring the signal to zero.
-                        mFrequencyOverlayPanel.setEstimatedCarrierOffsetFrequency(-status.getDecoderCorrection());
+                        setCarrierOffset(-status.getDecoderCorrection());
                     });
                 }
             }
@@ -495,52 +480,4 @@ public class ChannelSpectrumPanel extends JPanel implements Listener<ProcessingC
             mSignalPowerView.receive(sourceEvent);
         }
     }
-
-    /**
-     * Monitors the sizing of the layered pane and resizes the spectrum and
-     * channel panels whenever the layered pane is resized
-     */
-    public class ResizeListener implements ComponentListener
-    {
-        @Override public void componentResized(ComponentEvent e)
-        {
-            Component c = e.getComponent();
-
-            mSpectrumPanel.setBounds(0, 0, c.getWidth(), c.getHeight());
-            mFrequencyOverlayPanel.setBounds(0, 0, c.getWidth(), c.getHeight());
-        }
-
-        @Override public void componentHidden(ComponentEvent arg0) {}
-        @Override public void componentMoved(ComponentEvent arg0) {}
-        @Override public void componentShown(ComponentEvent arg0) {}
-    }
-
-    /**
-     * Mouse event handler for the spectral display panel.
-     */
-    public class MouseEventProcessor extends MouseInputAdapter
-    {
-        @Override public void mouseMoved(MouseEvent event)
-        {
-            update(event);
-        }
-
-        /**
-         * Updates the cursor display while the mouse is performing actions
-         */
-        private void update(MouseEvent event)
-        {
-            mFrequencyOverlayPanel.setCursorLocation(event.getPoint());
-        }
-
-        @Override public void mouseEntered(MouseEvent e)
-        {
-            mFrequencyOverlayPanel.setCursorVisible(true);
-        }
-
-        @Override public void mouseExited(MouseEvent e)
-        {
-            mFrequencyOverlayPanel.setCursorVisible(false);
-        }
-    }
 }

src/main/java/io/github/dsheirer/gui/control/JFrequencyControl.java

@@ -45,6 +45,7 @@ import javax.swing.JLabel;
 import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JTextField;
+import javax.swing.SwingUtilities;
 import javax.swing.UIManager;
 
 /**
@@ -574,9 +575,19 @@ public class JFrequencyControl extends JPanel implements ISourceEventProcessor
 
             @Override
             public void mouseWheelMoved(MouseWheelEvent e)
+            {
+                //Swing delivers mouse wheel events to disabled components, so check enabled state explicitly so that
+                //the wheel can't bypass the lock when the tuner is providing channels.
+                if(isEnabled())
                 {
                     set(mValue - e.getWheelRotation());
                 }
+                else if(getParent() != null)
+                {
+                    //Pass the event up so that an enclosing scroll pane can still scroll while this control is locked
+                    getParent().dispatchEvent(SwingUtilities.convertMouseEvent(Digit.this, e, getParent()));
+                }
+            }
         }
     }
 }

src/main/java/io/github/dsheirer/gui/playlist/channel/P25P1ConfigurationEditor.java

@@ -73,6 +73,7 @@ public class P25P1ConfigurationEditor extends ChannelConfigurationEditor
     private EventLogConfigurationEditor mEventLogConfigurationEditor;
     private RecordConfigurationEditor mRecordConfigurationEditor;
     private ToggleSwitch mIgnoreDataCallsButton;
+    private ToggleSwitch mIgnoreEncryptedCallsButton;
     private Spinner<Integer> mTrafficChannelPoolSizeSpinner;
     private SegmentedButton mModulationSegmentedButton;
     private ToggleButton mC4FMToggleButton;
@@ -157,6 +158,15 @@ public class P25P1ConfigurationEditor extends ChannelConfigurationEditor
             GridPane.setConstraints(directionLabel, 5, row);
             gridPane.getChildren().add(directionLabel);
 
+            GridPane.setConstraints(getIgnoreEncryptedCallsButton(), 6, row);
+            gridPane.getChildren().add(getIgnoreEncryptedCallsButton());
+
+            Label ignoreEncryptedLabel = new Label("Ignore Encrypted Calls");
+            ignoreEncryptedLabel.setLabelFor(getIgnoreEncryptedCallsButton());
+            GridPane.setHalignment(ignoreEncryptedLabel, HPos.LEFT);
+            GridPane.setConstraints(ignoreEncryptedLabel, 7, row);
+            gridPane.getChildren().add(ignoreEncryptedLabel);
+
             row++;
 
             Label modulationHelpLabel = new Label("C4FM: repeaters and non-simulcast trunked systems.  LSM: simulcast trunked systems.");
@@ -343,6 +353,21 @@ public class P25P1ConfigurationEditor extends ChannelConfigurationEditor
         return mLSMToggleButton;
     }
 
+    private ToggleSwitch getIgnoreEncryptedCallsButton()
+    {
+        if(mIgnoreEncryptedCallsButton == null)
+        {
+            mIgnoreEncryptedCallsButton = new AccessibleToggleSwitch();
+            mIgnoreEncryptedCallsButton.setDisable(true);
+            mIgnoreEncryptedCallsButton.setTooltip(new Tooltip("Don't tune a traffic channel when the channel grant indicates the call is encrypted.  " +
+                    "Phase 2: the channel is still tuned when the other timeslot has a clear call."));
+            mIgnoreEncryptedCallsButton.selectedProperty()
+                .addListener((observable, oldValue, newValue) -> modifiedProperty().set(true));
+        }
+
+        return mIgnoreEncryptedCallsButton;
+    }
+
     private ToggleSwitch getIgnoreDataCallsButton()
     {
         if(mIgnoreDataCallsButton == null)
@@ -398,11 +423,13 @@ public class P25P1ConfigurationEditor extends ChannelConfigurationEditor
     protected void setDecoderConfiguration(DecodeConfiguration config)
     {
         getIgnoreDataCallsButton().setDisable(config == null);
+        getIgnoreEncryptedCallsButton().setDisable(config == null);
         getTrafficChannelPoolSizeSpinner().setDisable(config == null);
 
         if(config instanceof DecodeConfigP25Phase1 decodeConfig)
         {
             getIgnoreDataCallsButton().setSelected(decodeConfig.getIgnoreDataCalls());
+            getIgnoreEncryptedCallsButton().setSelected(decodeConfig.getIgnoreEncryptedCalls());
             getTrafficChannelPoolSizeSpinner().getValueFactory().setValue(decodeConfig.getTrafficChannelPoolSize());
             if(decodeConfig.getModulation() == Modulation.C4FM)
             {
@@ -427,6 +454,7 @@ public class P25P1ConfigurationEditor extends ChannelConfigurationEditor
         else
         {
             getIgnoreDataCallsButton().setSelected(false);
+            getIgnoreEncryptedCallsButton().setSelected(false);
             getTrafficChannelPoolSizeSpinner().getValueFactory().setValue(0);
             getJmbeAGCButton().setDisable(true);
             getJmbeNoiseGainSlider().setDisable(true);
@@ -454,6 +482,7 @@ public class P25P1ConfigurationEditor extends ChannelConfigurationEditor
         }
 
         config.setIgnoreDataCalls(getIgnoreDataCallsButton().isSelected());
+        config.setIgnoreEncryptedCalls(getIgnoreEncryptedCallsButton().isSelected());
         config.setTrafficChannelPoolSize(getTrafficChannelPoolSizeSpinner().getValue());
         config.setModulation(getC4FMToggleButton().isSelected() ? Modulation.C4FM : Modulation.CQPSK);
         config.setAGC(getJmbeAGCButton().selectedProperty().getValue());

src/main/java/io/github/dsheirer/gui/playlist/channel/P25P2ConfigurationEditor.java

@@ -71,6 +71,7 @@ public class P25P2ConfigurationEditor extends ChannelConfigurationEditor
     private IntegerTextField mSystemTextField;
     private IntegerTextField mNacTextField;
     private ToggleSwitch mIgnoreDataCallsButton;
+    private ToggleSwitch mIgnoreEncryptedCallsButton;
     private Spinner<Integer> mTrafficChannelPoolSizeSpinner;
     private ToggleSwitch mJmbeAGCButton;
     private Slider mJmbeToneGainSlider;
@@ -142,6 +143,15 @@ public class P25P2ConfigurationEditor extends ChannelConfigurationEditor
             GridPane.setConstraints(directionLabel, 3, row);
             gridPane.getChildren().add(directionLabel);
 
+            GridPane.setConstraints(getIgnoreEncryptedCallsButton(), 4, row);
+            gridPane.getChildren().add(getIgnoreEncryptedCallsButton());
+
+            Label ignoreEncryptedLabel = new Label("Ignore Encrypted Calls");
+            ignoreEncryptedLabel.setLabelFor(getIgnoreEncryptedCallsButton());
+            GridPane.setHalignment(ignoreEncryptedLabel, HPos.LEFT);
+            GridPane.setConstraints(ignoreEncryptedLabel, 5, row);
+            gridPane.getChildren().add(ignoreEncryptedLabel);
+
             Label wacnLabel = new Label("WACN");
             wacnLabel.setLabelFor(getWacnTextField());
             GridPane.setHalignment(wacnLabel, HPos.RIGHT);
@@ -300,6 +310,21 @@ public class P25P2ConfigurationEditor extends ChannelConfigurationEditor
         return mEventLogConfigurationEditor;
     }
 
+    private ToggleSwitch getIgnoreEncryptedCallsButton()
+    {
+        if(mIgnoreEncryptedCallsButton == null)
+        {
+            mIgnoreEncryptedCallsButton = new AccessibleToggleSwitch();
+            mIgnoreEncryptedCallsButton.setDisable(true);
+            mIgnoreEncryptedCallsButton.setTooltip(new Tooltip("Don't tune a traffic channel when the channel grant indicates the call is encrypted.  " +
+                    "Phase 2: the channel is still tuned when the other timeslot has a clear call."));
+            mIgnoreEncryptedCallsButton.selectedProperty()
+                .addListener((observable, oldValue, newValue) -> modifiedProperty().set(true));
+        }
+
+        return mIgnoreEncryptedCallsButton;
+    }
+
     private ToggleSwitch getIgnoreDataCallsButton()
     {
         if(mIgnoreDataCallsButton == null)
@@ -417,6 +442,8 @@ public class P25P2ConfigurationEditor extends ChannelConfigurationEditor
 
             getIgnoreDataCallsButton().setDisable(false);
             getIgnoreDataCallsButton().setSelected(decodeConfig.getIgnoreDataCalls());
+            getIgnoreEncryptedCallsButton().setDisable(false);
+            getIgnoreEncryptedCallsButton().setSelected(decodeConfig.getIgnoreEncryptedCalls());
             getTrafficChannelPoolSizeSpinner().setDisable(false);
             getTrafficChannelPoolSizeSpinner().getValueFactory().setValue(decodeConfig.getTrafficChannelPoolSize());
             getJmbeAGCButton().setSelected(decodeConfig.isAGC());
@@ -433,6 +460,8 @@ public class P25P2ConfigurationEditor extends ChannelConfigurationEditor
             getSystemTextField().setDisable(true);
             getNacTextField().setDisable(true);
             getIgnoreDataCallsButton().setDisable(true);
+            getIgnoreEncryptedCallsButton().setDisable(true);
+            getIgnoreEncryptedCallsButton().setSelected(false);
             getTrafficChannelPoolSizeSpinner().setDisable(true);
             getJmbeAGCButton().setDisable(true);
             getJmbeNoiseGainSlider().setDisable(true);
@@ -465,6 +494,7 @@ public class P25P2ConfigurationEditor extends ChannelConfigurationEditor
         int nac = getNacTextField().get();
         config.setScrambleParameters(new ScrambleParameters(wacn, system, nac));
         config.setIgnoreDataCalls(getIgnoreDataCallsButton().isSelected());
+        config.setIgnoreEncryptedCalls(getIgnoreEncryptedCallsButton().isSelected());
         config.setTrafficChannelPoolSize(getTrafficChannelPoolSizeSpinner().getValue());
         config.setAGC(getJmbeAGCButton().selectedProperty().getValue());
         config.setComfortNoiseGain((float)getJmbeNoiseGainSlider().getValue());

src/main/java/io/github/dsheirer/gui/playlist/radioreference/AgencyEditor.java

@@ -39,7 +39,6 @@ import javafx.scene.layout.VBox;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.util.Collections;
 import java.util.Comparator;
 import java.util.List;
 
@@ -92,8 +91,9 @@ public class AgencyEditor extends VBox
 
         if(agencies != null && !agencies.isEmpty())
         {
-            Collections.sort(agencies, new AgencyComparator());
+            //The agencies list belongs to a cached state or county info shared with other callers, so sort the items
             getAgencyListView().getItems().addAll(agencies);
+            getAgencyListView().getItems().sort(new AgencyComparator());
 
             int preferredAgencyId = mUserPreferences.getRadioReferencePreference().getPreferredAgencyId(mLevel);
 

src/main/java/io/github/dsheirer/gui/playlist/radioreference/AgencyFrequencyEditor.java

@@ -21,6 +21,7 @@ package io.github.dsheirer.gui.playlist.radioreference;
 
 import io.github.dsheirer.playlist.PlaylistManager;
 import io.github.dsheirer.preference.UserPreferences;
+import io.github.dsheirer.rrapi.RadioReferenceException;
 import io.github.dsheirer.rrapi.type.Category;
 import io.github.dsheirer.rrapi.type.Frequency;
 import io.github.dsheirer.rrapi.type.Mode;
@@ -153,19 +154,18 @@ public class AgencyFrequencyEditor extends GridPane
     {
         clear();
 
-        if(categories != null)
-        {
-            Collections.sort(categories, new CategoryComparator());
-        }
-
         if(categories != null && !categories.isEmpty())
         {
+            //The categories list belongs to a cached agency or county info shared with other callers, so change a copy
+            List<Category> sorted = new ArrayList<>(categories);
+            sorted.sort(new CategoryComparator());
+
             // Only allow the combined list of all categories if there aren't that many
-            if (categories.size() < 10) {
+            if (sorted.size() < 10) {
-                categories.add(0, ALL_CATEGORIES);
+                sorted.add(0, ALL_CATEGORIES);
             }
-            getCategoryComboBox().getItems().addAll(categories);
+            getCategoryComboBox().getItems().addAll(sorted);
-            getCategoryComboBox().getSelectionModel().select(categories.get(0));
+            getCategoryComboBox().getSelectionModel().select(sorted.get(0));
         }
         else
         {
@@ -441,6 +441,17 @@ public class AgencyFrequencyEditor extends GridPane
 
                             Collections.sort(frequencies, new FrequencyComparator());
 
+                            //Load the cached modes map here so that the mode column doesn't call the service on the FX
+                            //thread.  On failure, the mode column shows an error and the frequencies are still listed.
+                            try
+                            {
+                                mRadioReference.getService().getModesMap();
+                            }
+                            catch(RadioReferenceException rre)
+                            {
+                                mLog.warn("Unable to retrieve radio reference modes - " + rre.getMessage());
+                            }
+
                             Platform.runLater(() -> {
                                 getFrequencyTableView().getItems().addAll(frequencies);
                                 setLoading(false);
@@ -449,7 +460,10 @@ public class AgencyFrequencyEditor extends GridPane
                         catch(Throwable t)
                         {
                             mLog.error("Error retrieving frequencies for subcategory [" + subCategory.getName() + "]", t);
-                            Platform.runLater(() -> new RadioReferenceUnavailableAlert(getSubCategoryComboBox()).showAndWait());
+                            Platform.runLater(() -> {
+                                setLoading(false);
+                                new RadioReferenceUnavailableAlert(getSubCategoryComboBox()).showAndWait();
+                            });
                         }
                     });
                 }

src/main/java/io/github/dsheirer/gui/playlist/radioreference/FrequencyEditor.java

@@ -204,7 +204,7 @@ public class FrequencyEditor extends VBox
 
         if(item != null)
         {
-            mFrequency = (long)(item.getDownlink() * 1E6);
+            mFrequency = item.getDownlinkHz();
             getAlphaTagTextField().setText(item.getAlphaTag());
             getFrequencyTextField().setText(FREQUENCY_FORMATTER.format(item.getDownlink()));
             getToneTextField().setText(item.getTone());
@@ -413,46 +413,7 @@ public class FrequencyEditor extends VBox
      */
     private Channel createChannel(ModeDecoderType modeDecoderType, long frequency, String system, String site, String name)
     {
-        if(modeDecoderType.hasDecoderType())
+        return RadioReferenceChannelFactory.conventional(modeDecoderType, frequency, system, site, name);
-        {
-            Channel channel = new Channel();
-            channel.setSystem(system);
-            channel.setSite(site);
-            channel.setName(name);
-            SourceConfigTuner sourceConfigTuner = new SourceConfigTuner();
-            sourceConfigTuner.setFrequency(frequency);
-            channel.setSourceConfiguration(sourceConfigTuner);
-            DecodeConfiguration decodeConfiguration = DecoderFactory.getDecodeConfiguration(modeDecoderType.getDecoderType());
-
-            if(decodeConfiguration instanceof DecodeConfigNBFM && modeDecoderType == ModeDecoderType.FM)
-            {
-                ((DecodeConfigNBFM)decodeConfiguration).setBandwidth(DecodeConfigNBFM.Bandwidth.BW_25_0);
-            }
-            else if(decodeConfiguration instanceof DecodeConfigP25Phase1)
-            {
-                ((DecodeConfigP25Phase1)decodeConfiguration).setModulation(Modulation.C4FM);
-            }
-            else if(decodeConfiguration instanceof DecodeConfigNXDN nxdn)
-            {
-                if(modeDecoderType == ModeDecoderType.NXDN48)
-                {
-                    nxdn.setTransmissionMode(TransmissionMode.M4800);
-                }
-                else if(modeDecoderType == ModeDecoderType.NXDN96)
-                {
-                    nxdn.setTransmissionMode(TransmissionMode.M9600);
-                }
-            }
-
-            channel.setDecodeConfiguration(decodeConfiguration);
-            return channel;
-        }
-        else
-        {
-            mLog.warn("Can't create channel configuration for [" + modeDecoderType.name() + "] no supported decoder type");
-        }
-
-        return null;
     }
 
     private TextField getSystemTextField()

src/main/java/io/github/dsheirer/gui/playlist/radioreference/LocationDialog.java

@@ -0,0 +1,436 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.playlist.radioreference;
+
+import com.google.common.annotations.VisibleForTesting;
+import io.github.dsheirer.preference.radioreference.RadioReferencePreference.Location;
+import io.github.dsheirer.rrapi.RadioReferenceException;
+import io.github.dsheirer.service.radioreference.RadioReference;
+import io.github.dsheirer.util.ThreadPool;
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import javafx.application.Platform;
+import javafx.beans.binding.Bindings;
+import javafx.beans.binding.BooleanBinding;
+import javafx.geometry.HPos;
+import javafx.geometry.Insets;
+import javafx.scene.Node;
+import javafx.scene.control.Button;
+import javafx.scene.control.ButtonBar;
+import javafx.scene.control.ButtonType;
+import javafx.scene.control.Dialog;
+import javafx.scene.control.Label;
+import javafx.scene.control.TextField;
+import javafx.scene.layout.GridPane;
+import javafx.scene.layout.Priority;
+import javafx.stage.Window;
+
+/**
+ * Dialog to set the user's location, used to rank radio reference results by distance.  The location can be looked
+ * up from a United States zip code (premium radio reference account) or entered as decimal degrees.
+ */
+public class LocationDialog extends Dialog<LocationDialog.Result>
+{
+    /**
+     * Button to clear the location
+     */
+    public static final ButtonType CLEAR = new ButtonType("Clear", ButtonBar.ButtonData.LEFT);
+
+    private static final String COORDINATE = "([-+]?\\d+(?:[.,]\\d+)?)\\s*°?\\s*([NSEWnsew])?";
+
+    /**
+     * A latitude and longitude pair, e.g. "43.0481, -76.1474" as copied from Google Maps, or "43.0481° N, 76.1474° W".
+     * A comma separator must be followed by whitespace, so that a decimal comma isn't taken for a separator.
+     */
+    private static final Pattern COORDINATE_PAIR = Pattern.compile("^\\s*" + COORDINATE + "\\s*(?:,\\s+|;\\s*|\\s+)" +
+        COORDINATE + "\\s*$");
+    private static final Pattern SINGLE_COORDINATE = Pattern.compile("^\\s*" + COORDINATE + "\\s*$");
+
+    private final RadioReference mRadioReference;
+    private final TextField mZipcodeText = new TextField();
+    private final Button mLookupButton = new Button("Look Up");
+    private final Label mLookupStatus = new Label();
+    private final TextField mLatitudeText = new TextField();
+    private final TextField mLongitudeText = new TextField();
+    private final Label mValidationText = new Label();
+    private String mLabel;
+    private boolean mUpdatingFields;
+
+    /**
+     * Result of the dialog
+     * @param location to store, or null to clear the location
+     */
+    public record Result(Location location)
+    {
+    }
+
+    /**
+     * Constructs an instance
+     * @param radioReference service, for zip code lookups
+     * @param current location, or null
+     * @param owner window
+     */
+    public LocationDialog(RadioReference radioReference, Location current, Window owner)
+    {
+        mRadioReference = radioReference;
+
+        setTitle("sdrtrunk - Location");
+        setHeaderText("Your location is shown on the map and used to find nearby Radio Reference frequencies");
+
+        if(owner != null)
+        {
+            initOwner(owner);
+        }
+
+        getDialogPane().setContent(createContent());
+        getDialogPane().getButtonTypes().addAll(CLEAR, ButtonType.OK, ButtonType.CANCEL);
+
+        if(current != null)
+        {
+            mUpdatingFields = true;
+            mLatitudeText.setText(format(current.latitude()));
+            mLongitudeText.setText(format(current.longitude()));
+            mUpdatingFields = false;
+            mLabel = current.label();
+        }
+        else
+        {
+            getDialogPane().lookupButton(CLEAR).setDisable(true);
+        }
+
+        BooleanBinding valid = Bindings.createBooleanBinding(() -> getLocation() != null,
+            mLatitudeText.textProperty(), mLongitudeText.textProperty());
+        getDialogPane().lookupButton(ButtonType.OK).disableProperty().bind(valid.not());
+        updateValidationText();
+
+        setResultConverter(buttonType -> {
+            if(buttonType == ButtonType.OK)
+            {
+                return new Result(getLocation());
+            }
+            else if(buttonType == CLEAR)
+            {
+                return new Result(null);
+            }
+
+            return null;
+        });
+    }
+
+    private Node createContent()
+    {
+        GridPane gridPane = new GridPane();
+        gridPane.setPadding(new Insets(10, 10, 5, 10));
+        gridPane.setHgap(5.0);
+        gridPane.setVgap(5.0);
+
+        Label zipcodeLabel = new Label("Zip Code:");
+        zipcodeLabel.setLabelFor(mZipcodeText);
+        GridPane.setHalignment(zipcodeLabel, HPos.RIGHT);
+        gridPane.add(zipcodeLabel, 0, 0);
+
+        mZipcodeText.setPrefColumnCount(6);
+        mZipcodeText.setOnAction(event -> lookup());
+        gridPane.add(mZipcodeText, 1, 0);
+
+        mLookupButton.setOnAction(event -> lookup());
+        gridPane.add(mLookupButton, 2, 0);
+
+        //Zip code lookups need a premium account
+        boolean premium = mRadioReference.premiumAccountProperty().get();
+        mZipcodeText.setDisable(!premium);
+        mLookupButton.setDisable(!premium);
+        mLookupStatus.setText(premium ? "United States zip codes only" :
+            "Zip code lookup requires a premium Radio Reference login");
+        mLookupStatus.setWrapText(true);
+        gridPane.add(mLookupStatus, 1, 1, 4, 1);
+
+        Label latitudeLabel = new Label("Latitude:");
+        latitudeLabel.setLabelFor(mLatitudeText);
+        GridPane.setHalignment(latitudeLabel, HPos.RIGHT);
+        gridPane.add(latitudeLabel, 0, 2);
+
+        mLatitudeText.setPrefColumnCount(10);
+        mLatitudeText.setPromptText("43.0481");
+        GridPane.setHgrow(mLatitudeText, Priority.ALWAYS);
+        gridPane.add(mLatitudeText, 1, 2, 2, 1);
+
+        Label longitudeLabel = new Label("Longitude:");
+        longitudeLabel.setLabelFor(mLongitudeText);
+        GridPane.setHalignment(longitudeLabel, HPos.RIGHT);
+        gridPane.add(longitudeLabel, 3, 2);
+
+        mLongitudeText.setPrefColumnCount(10);
+        mLongitudeText.setPromptText("-76.1474");
+        GridPane.setHgrow(mLongitudeText, Priority.ALWAYS);
+        gridPane.add(mLongitudeText, 4, 2);
+
+        Label hint = new Label("Decimal degrees.  You can paste \"latitude, longitude\" from a map into either field.");
+        hint.setWrapText(true);
+        gridPane.add(hint, 1, 3, 4, 1);
+
+        mValidationText.setWrapText(true);
+        //Inline style, because the theme stylesheets override a label's text fill
+        mValidationText.setStyle("-fx-text-fill: orangered;");
+        gridPane.add(mValidationText, 1, 4, 4, 1);
+
+        mLatitudeText.textProperty().addListener((observable, oldValue, newValue) -> coordinatesEdited(newValue));
+        mLongitudeText.textProperty().addListener((observable, oldValue, newValue) -> coordinatesEdited(newValue));
+
+        return gridPane;
+    }
+
+    /**
+     * Handles an edit of either coordinate field: splits a pasted pair into both fields and forgets the zip code label
+     * because the location no longer comes from the zip code.
+     */
+    private void coordinatesEdited(String text)
+    {
+        if(mUpdatingFields)
+        {
+            return;
+        }
+
+        mLabel = null;
+
+        double[] pair = parsePair(text);
+
+        if(pair != null)
+        {
+            //Changing a text field from its own change listener isn't allowed, so split the pair afterwards
+            Platform.runLater(() -> setCoordinates(pair[0], pair[1]));
+        }
+
+        updateValidationText();
+    }
+
+    private void setCoordinates(double latitude, double longitude)
+    {
+        mUpdatingFields = true;
+        mLatitudeText.setText(format(latitude));
+        mLongitudeText.setText(format(longitude));
+        mUpdatingFields = false;
+        updateValidationText();
+    }
+
+    private void updateValidationText()
+    {
+        String latitudeText = mLatitudeText.getText();
+        String longitudeText = mLongitudeText.getText();
+
+        if(isBlank(latitudeText) && isBlank(longitudeText))
+        {
+            mValidationText.setText(null);
+        }
+        else if(isBlank(latitudeText) || isBlank(longitudeText))
+        {
+            mValidationText.setText("Enter both a latitude and a longitude");
+        }
+        else if(Double.isNaN(parseCoordinate(latitudeText, true)))
+        {
+            mValidationText.setText("Latitude must be a number from -90 to 90");
+        }
+        else if(Double.isNaN(parseCoordinate(longitudeText, false)))
+        {
+            mValidationText.setText("Longitude must be a number from -180 to 180");
+        }
+        else
+        {
+            mValidationText.setText(null);
+        }
+    }
+
+    /**
+     * Location from the fields
+     * @return location, or null if the fields aren't valid
+     */
+    private Location getLocation()
+    {
+        double latitude = parseCoordinate(mLatitudeText.getText(), true);
+        double longitude = parseCoordinate(mLongitudeText.getText(), false);
+
+        if(Location.isValid(latitude, longitude))
+        {
+            return new Location(latitude, longitude, mLabel);
+        }
+
+        return null;
+    }
+
+    /**
+     * Looks up the zip code in the background and fills the coordinates
+     */
+    private void lookup()
+    {
+        String zipcode = mZipcodeText.getText() != null ? mZipcodeText.getText().trim() : "";
+
+        if(!zipcode.matches("\\d{5}"))
+        {
+            mLookupStatus.setText("Enter a five digit zip code");
+            return;
+        }
+
+        mLookupButton.setDisable(true);
+        mLookupStatus.setText("Looking up " + zipcode + "...");
+
+        ThreadPool.CACHED.execute(() -> {
+            Location location = null;
+            String error = null;
+
+            try
+            {
+                location = mRadioReference.lookupZipcode(Integer.parseInt(zipcode));
+            }
+            catch(RadioReferenceException rre)
+            {
+                error = switch(rre.getErrorType())
+                {
+                    case NETWORK, TIMEOUT -> "Unable to reach Radio Reference";
+                    case INVALID_REQUEST -> "Radio Reference has no location for zip code " + zipcode;
+                    default -> "Lookup failed: " + rre.getMessage();
+                };
+            }
+            catch(RuntimeException re)
+            {
+                error = "Lookup failed: " + re.getMessage();
+            }
+
+            final Location result = location;
+            final String message = error;
+
+            Platform.runLater(() -> {
+                mLookupButton.setDisable(false);
+
+                if(result != null)
+                {
+                    setCoordinates(result.latitude(), result.longitude());
+                    mLabel = result.label();
+                    mLookupStatus.setText(result.label());
+                }
+                else
+                {
+                    mLookupStatus.setText(message);
+                }
+            });
+        });
+    }
+
+    /**
+     * Parses a latitude and longitude pair
+     * @param text to parse
+     * @return latitude and longitude, or null if the text isn't a valid pair
+     */
+    @VisibleForTesting
+    static double[] parsePair(String text)
+    {
+        if(text == null)
+        {
+            return null;
+        }
+
+        Matcher matcher = COORDINATE_PAIR.matcher(text);
+
+        if(matcher.matches())
+        {
+            double latitude = toDegrees(matcher.group(1), matcher.group(2), true);
+            double longitude = toDegrees(matcher.group(3), matcher.group(4), false);
+
+            if(Location.isValid(latitude, longitude))
+            {
+                return new double[]{latitude, longitude};
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Parses one coordinate in decimal degrees, with an optional degree sign and hemisphere letter
+     * @param text to parse
+     * @param latitude true for a latitude, false for a longitude
+     * @return degrees, or NaN if the text isn't a valid coordinate
+     */
+    @VisibleForTesting
+    static double parseCoordinate(String text, boolean latitude)
+    {
+        if(text == null)
+        {
+            return Double.NaN;
+        }
+
+        Matcher matcher = SINGLE_COORDINATE.matcher(text);
+
+        if(matcher.matches())
+        {
+            double degrees = toDegrees(matcher.group(1), matcher.group(2), latitude);
+
+            if(Math.abs(degrees) <= (latitude ? 90.0 : 180.0))
+            {
+                return degrees;
+            }
+        }
+
+        return Double.NaN;
+    }
+
+    /**
+     * Converts a number and an optional hemisphere letter to signed degrees
+     * @return degrees, or NaN if the hemisphere letter doesn't match the coordinate type
+     */
+    private static double toDegrees(String number, String hemisphere, boolean latitude)
+    {
+        //Accept a decimal comma
+        double degrees = Double.parseDouble(number.replace(',', '.'));
+
+        if(hemisphere != null)
+        {
+            char letter = Character.toUpperCase(hemisphere.charAt(0));
+            boolean latitudeLetter = letter == 'N' || letter == 'S';
+
+            if(latitudeLetter != latitude || degrees < 0)
+            {
+                return Double.NaN;
+            }
+
+            if(letter == 'S' || letter == 'W')
+            {
+                degrees = -degrees;
+            }
+        }
+
+        return degrees;
+    }
+
+    /**
+     * Formats degrees with up to six decimal places (about 0.1 meter)
+     */
+    @VisibleForTesting
+    static String format(double degrees)
+    {
+        return BigDecimal.valueOf(degrees).setScale(6, RoundingMode.HALF_UP).stripTrailingZeros().toPlainString();
+    }
+
+    private static boolean isBlank(String text)
+    {
+        return text == null || text.isBlank();
+    }
+}

src/main/java/io/github/dsheirer/gui/playlist/radioreference/LoginDialog.java

@@ -24,6 +24,7 @@ import io.github.dsheirer.rrapi.RadioReferenceException;
 import io.github.dsheirer.rrapi.response.Fault;
 import io.github.dsheirer.rrapi.type.AuthorizationInformation;
 import io.github.dsheirer.service.radioreference.RadioReference;
+import io.github.dsheirer.util.ThreadPool;
 import javafx.application.Platform;
 import javafx.beans.binding.Bindings;
 import javafx.event.ActionEvent;
@@ -49,7 +50,6 @@ import jiconfont.javafx.IconNode;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.net.ConnectException;
 import java.text.ParseException;
 import java.util.Calendar;
 import java.util.Date;
@@ -60,6 +60,8 @@ import java.util.Date;
 public class LoginDialog extends Dialog<AuthorizationInformation>
 {
     private final static Logger mLog = LoggerFactory.getLogger(LoginDialog.class);
+    private static final String TEST_CONNECTION = "Test Connection";
+    private static final String TESTING_CONNECTION = "Testing...";
     private UserPreferences mUserPreferences;
     private TextField mUserNameText;
     private PasswordField mPasswordField;
@@ -278,7 +280,7 @@ public class LoginDialog extends Dialog<AuthorizationInformation>
     {
         if(mTestConnectionButton == null)
         {
-            mTestConnectionButton = new Button("Test Connection");
+            mTestConnectionButton = new Button(TEST_CONNECTION);
             mTestConnectionButton.setMaxWidth(Double.MAX_VALUE);
             mTestConnectionButton.setOnAction(new EventHandler<ActionEvent>()
             {
@@ -316,19 +318,91 @@ public class LoginDialog extends Dialog<AuthorizationInformation>
                         return;
                     }
 
-                    Platform.runLater(new Runnable()
+                    getTestConnectionButton().setText(TESTING_CONNECTION);
-                    {
+
-                        @Override
+                    //The test calls the web service, which can take up to the connect and request timeouts, so it runs
-                        public void run()
+                    //off the FX thread and the result is shown on the FX thread
-                        {
+                    ThreadPool.CACHED.execute(() -> {
-                            boolean success = false;
+                        RadioReference.LoginStatus loginStatus = null;
-                            RadioReference.LoginStatus loginStatus;
+                        Exception error = null;
 
                         try
                         {
                             loginStatus = RadioReference.testConnectionWithExp(userName, password);
+                        }
+                        catch(Exception e)
+                        {
+                            error = e;
+                        }
 
-                                if(loginStatus == RadioReference.LoginStatus.VALID_PREMIUM)
+                        final RadioReference.LoginStatus status = loginStatus;
+                        final Exception exception = error;
+                        Platform.runLater(() -> showTestConnectionResult(status, exception));
+                    });
+                }
+            });
+        }
+
+        return mTestConnectionButton;
+    }
+
+    /**
+     * Shows the result of a connection test.  Must be called on the FX thread.
+     * @param loginStatus from the test, or null if the test failed with an error
+     * @param error from the test, or null
+     */
+    private void showTestConnectionResult(RadioReference.LoginStatus loginStatus, Exception error)
+    {
+        getTestConnectionButton().setText(TEST_CONNECTION);
+        getTestConnectionButton().setDisable(false);
+
+        //Results that arrive after the dialog closes are only logged
+        boolean showing = isShowing();
+
+        if(error != null)
+        {
+            // Set an error state
+            getTestPassIcon().setVisible(false);
+            getTestFailIcon().setVisible(true);
+            getTestExpiredIcon().setVisible(false);
+
+            RadioReferenceException.ErrorType errorType = error instanceof RadioReferenceException rre ?
+                rre.getErrorType() : RadioReferenceException.ErrorType.UNKNOWN;
+
+            //The service has a 10 second connect timeout, so an unreachable service is reported as TIMEOUT as well
+            //as NETWORK
+            if(errorType == RadioReferenceException.ErrorType.NETWORK ||
+               errorType == RadioReferenceException.ErrorType.TIMEOUT)
+            {
+                mLog.error("No network connection to radioreference.com - " + error.getMessage());
+
+                if(showing)
+                {
+                    showTestFailedAlert(Alert.AlertType.ERROR, "No Network Connection",
+                        "Please check network or radio reference availability");
+                }
+            }
+            else if(error instanceof RadioReferenceException rre && rre.hasFault())
+            {
+                Fault fault = rre.getFault();
+                mLog.error("Test failed.  Fault [" + fault.toString() + "] Can't login to radioreference.com");
+
+                if(showing)
+                {
+                    showTestFailedAlert(Alert.AlertType.ERROR, fault.getFaultCode(), fault.getFaultString());
+                }
+            }
+            else
+            {
+                mLog.error("Error testing connection to radioreference.com", error);
+
+                if(showing)
+                {
+                    showTestFailedAlert(Alert.AlertType.ERROR, "Unknown Error", "Error: " + error.getMessage());
+                }
+            }
+        }
+        else if(loginStatus == RadioReference.LoginStatus.VALID_PREMIUM)
         {
             getTestPassIcon().setVisible(true);
             getTestFailIcon().setVisible(false);
@@ -336,84 +410,45 @@ public class LoginDialog extends Dialog<AuthorizationInformation>
             //Success is only shown as an icon, so report it in the button's accessible name
             getTestConnectionButton().setAccessibleText("Test Connection: login successful");
         }
-                                else if (loginStatus == RadioReference.LoginStatus.EXPIRED_PREMIUM)
+        else if(loginStatus == RadioReference.LoginStatus.EXPIRED_PREMIUM)
         {
             getTestPassIcon().setVisible(false);
             getTestFailIcon().setVisible(false);
             getTestExpiredIcon().setVisible(true);
 
+            if(showing)
+            {
                 Alert alert = new Alert(Alert.AlertType.WARNING, "You do not have a valid Radio Reference Premium Subscription (it may have expired).", ButtonType.OK);
                 alert.setHeaderText("Expired Premium Account");
                 alert.setTitle("Radio Reference Account issue");
                 alert.initOwner(((Node)getTestConnectionButton()).getScene().getWindow());
                 alert.showAndWait();
             }
-                                else if (loginStatus == RadioReference.LoginStatus.INVALID_LOGIN)
+        }
+        else if(loginStatus == RadioReference.LoginStatus.INVALID_LOGIN)
         {
             getTestPassIcon().setVisible(false);
             getTestFailIcon().setVisible(true);
             getTestExpiredIcon().setVisible(false);
-
-                                    Alert alert = new Alert(Alert.AlertType.ERROR, "Please verify username and password", ButtonType.OK);
-                                    alert.setHeaderText("Login Failed");
-                                    alert.setTitle("Test Failed");
-                                    alert.initOwner(((Node)getTestConnectionButton()).getScene().getWindow());
-                                    alert.showAndWait();
             mLog.error("Login failed. Invalid username or password.  Can't login to radioreference.com");
-                                }
-                                else
-                                {
-                                    // Only way to get here is via an exception
-                                }
-                            }
-                            catch(RadioReferenceException rre)
-                            {
 
-                                // Set an error state
+            if(showing)
-                                getTestPassIcon().setVisible(false);
-                                getTestFailIcon().setVisible(true);
-                                getTestExpiredIcon().setVisible(false);
-
-                                if(rre.getCause() instanceof ConnectException)
             {
-                                    Alert alert = new Alert(Alert.AlertType.ERROR, "Please check network or radio reference availability", ButtonType.OK);
+                showTestFailedAlert(Alert.AlertType.ERROR, "Login Failed", "Please verify username and password");
-                                    alert.setHeaderText("No Network Connection");
+            }
+        }
+    }
+
+    /**
+     * Shows an alert for a failed connection test.  Must be called on the FX thread.
+     */
+    private void showTestFailedAlert(Alert.AlertType alertType, String header, String content)
+    {
+        Alert alert = new Alert(alertType, content, ButtonType.OK);
+        alert.setHeaderText(header);
         alert.setTitle("Test Failed");
         alert.initOwner(((Node)getTestConnectionButton()).getScene().getWindow());
         alert.showAndWait();
-                                    mLog.error("No network connection to radioreference.com");
-                                }
-                                else if(rre.hasFault())
-                                {
-                                    Fault fault = rre.getFault();
-
-                                    Alert alert = new Alert(Alert.AlertType.ERROR, fault.getFaultString(), ButtonType.OK);
-                                    alert.setHeaderText(fault.getFaultCode());
-                                    alert.setTitle("Test Failed");
-                                    alert.initOwner(((Node)getTestConnectionButton()).getScene().getWindow());
-                                    alert.showAndWait();
-                                    mLog.error("Test failed.  Fault [" + fault.toString() + "] Can't login to radioreference.com");
-                                }
-                                else
-                                {
-                                    Alert alert = new Alert(Alert.AlertType.ERROR, "Error: " + rre.getMessage(), ButtonType.OK);
-                                    alert.setHeaderText("Unknown Error");
-                                    alert.setTitle("Test Failed");
-                                    alert.initOwner(((Node)getTestConnectionButton()).getScene().getWindow());
-                                    alert.showAndWait();
-                                    mLog.error("Error testing connection to radioreference.com", rre);
-                                }
-                            }
-
-
-                            getTestConnectionButton().setDisable(false);
-                        }
-                    });
-                }
-            });
-        }
-
-        return mTestConnectionButton;
     }
 
     private IconNode getTestPassIcon()

src/main/java/io/github/dsheirer/gui/playlist/radioreference/ModeDecoderType.java

@@ -70,8 +70,28 @@ public enum ModeDecoderType
     }
 
     /**
-     * Lookup the entry that matches the mode
+     * Lookup the matching entry for a radio reference mode name, e.g. FMN
-     *
+     * @param name of the mode
+     * @return matching entry or UNKNOWN
+     */
+    public static ModeDecoderType fromName(String name)
+    {
+        if(name != null)
+        {
+            for(ModeDecoderType modeDecoderType : ModeDecoderType.values())
+            {
+                if(modeDecoderType.getValue().contentEquals(name.trim().toLowerCase()))
+                {
+                    return modeDecoderType;
+                }
+            }
+        }
+
+        return UNKNOWN;
+    }
+
+    /**
+     * Lookup the matching entry for the radio reference mode
      * @param mode to match
      * @return matching entry or UNKNOWN
      */

src/main/java/io/github/dsheirer/gui/playlist/radioreference/RadioReferenceChannelFactory.java

@@ -0,0 +1,268 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.playlist.radioreference;
+
+import io.github.dsheirer.controller.channel.Channel;
+import io.github.dsheirer.module.decode.DecoderFactory;
+import io.github.dsheirer.module.decode.DecoderType;
+import io.github.dsheirer.module.decode.config.DecodeConfiguration;
+import io.github.dsheirer.module.decode.nbfm.DecodeConfigNBFM;
+import io.github.dsheirer.module.decode.nxdn.DecodeConfigNXDN;
+import io.github.dsheirer.module.decode.nxdn.layer3.type.TransmissionMode;
+import io.github.dsheirer.module.decode.p25.phase1.DecodeConfigP25Phase1;
+import io.github.dsheirer.module.decode.p25.phase1.Modulation;
+import io.github.dsheirer.rrapi.type.Site;
+import io.github.dsheirer.rrapi.type.SiteFrequency;
+import io.github.dsheirer.rrapi.type.System;
+import io.github.dsheirer.rrapi.type.SystemInformation;
+import io.github.dsheirer.source.config.SourceConfigTuner;
+import io.github.dsheirer.source.config.SourceConfigTunerMultipleFrequency;
+import java.util.ArrayList;
+import java.util.List;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Creates playlist channels from radio reference frequencies and trunked system sites.
+ */
+public final class RadioReferenceChannelFactory
+{
+    private static final Logger mLog = LoggerFactory.getLogger(RadioReferenceChannelFactory.class);
+
+    private RadioReferenceChannelFactory()
+    {
+    }
+
+    /**
+     * Creates a conventional channel for a radio reference frequency
+     * @param modeDecoderType of the frequency's radio reference mode
+     * @param frequency in Hertz
+     * @param system name for the channel
+     * @param site name for the channel
+     * @param name of the channel
+     * @return channel, or null when sdrtrunk has no decoder for the mode
+     */
+    public static Channel conventional(ModeDecoderType modeDecoderType, long frequency, String system, String site,
+                                       String name)
+    {
+        if(modeDecoderType.hasDecoderType())
+        {
+            Channel channel = new Channel();
+            channel.setSystem(system);
+            channel.setSite(site);
+            channel.setName(name);
+            SourceConfigTuner sourceConfigTuner = new SourceConfigTuner();
+            sourceConfigTuner.setFrequency(frequency);
+            channel.setSourceConfiguration(sourceConfigTuner);
+            DecodeConfiguration decodeConfiguration = DecoderFactory.getDecodeConfiguration(modeDecoderType.getDecoderType());
+
+            if(decodeConfiguration instanceof DecodeConfigNBFM && modeDecoderType == ModeDecoderType.FM)
+            {
+                ((DecodeConfigNBFM)decodeConfiguration).setBandwidth(DecodeConfigNBFM.Bandwidth.BW_25_0);
+            }
+            else if(decodeConfiguration instanceof DecodeConfigP25Phase1)
+            {
+                ((DecodeConfigP25Phase1)decodeConfiguration).setModulation(Modulation.C4FM);
+            }
+            else if(decodeConfiguration instanceof DecodeConfigNXDN nxdn)
+            {
+                if(modeDecoderType == ModeDecoderType.NXDN48)
+                {
+                    nxdn.setTransmissionMode(TransmissionMode.M4800);
+                }
+                else if(modeDecoderType == ModeDecoderType.NXDN96)
+                {
+                    nxdn.setTransmissionMode(TransmissionMode.M9600);
+                }
+            }
+
+            channel.setDecodeConfiguration(decodeConfiguration);
+            return channel;
+        }
+
+        mLog.warn("Can't create channel configuration for [" + modeDecoderType.name() + "] no supported decoder type");
+        return null;
+    }
+
+    /**
+     * Decoder type for a trunked system site's control channel.  A P25 Phase II site with an FDMA control channel
+     * uses the Phase 1 decoder, which follows the Phase II traffic channels.
+     * @return decoder type, or null when sdrtrunk can't decode the site's control channel
+     */
+    public static DecoderType getControlDecoderType(RadioReferenceDecoder decoder, System system, Site site)
+    {
+        //Motorola Type II control channels with P25 voice channels aren't supported
+        if(decoder.isHybridMotorolaP25(system))
+        {
+            return null;
+        }
+
+        DecoderType decoderType = decoder.getDecoderType(system, site);
+
+        if(decoderType == DecoderType.P25_PHASE2 && (site == null || site.getTdmaControlChannel() == 0))
+        {
+            return DecoderType.P25_PHASE1;
+        }
+
+        return decoderType;
+    }
+
+    /**
+     * Control and alternate control channel frequencies of the site, control channels first
+     */
+    public static List<Long> getControlFrequencies(Site site)
+    {
+        List<Long> frequencies = new ArrayList<>();
+
+        if(site != null && site.getSiteFrequencies() != null)
+        {
+            for(SiteFrequency siteFrequency: site.getSiteFrequencies())
+            {
+                if(SiteEditor.isControl(siteFrequency) && siteFrequency.getFrequencyHz() > 0)
+                {
+                    frequencies.add(siteFrequency.getFrequencyHz());
+                }
+            }
+
+            for(SiteFrequency siteFrequency: site.getSiteFrequencies())
+            {
+                if(SiteEditor.isAlternate(siteFrequency) && siteFrequency.getFrequencyHz() > 0)
+                {
+                    frequencies.add(siteFrequency.getFrequencyHz());
+                }
+            }
+        }
+
+        return frequencies;
+    }
+
+    /**
+     * Creates a channel for each of the site's repeaters on the frequencies, for systems without a control channel
+     * (LTR), where each repeater carries its own trunking data.  The channels are named by logical channel number,
+     * like the playlist editor's site editor does.
+     * @param decoder for the radio reference system details
+     * @param system of the site
+     * @param systemInformation of the system
+     * @param site of the repeaters
+     * @param frequencies of the repeaters to create channels for
+     * @return channels, or an empty list when sdrtrunk can't decode the system
+     */
+    public static List<Channel> repeaters(RadioReferenceDecoder decoder, System system,
+                                          SystemInformation systemInformation, Site site, List<Long> frequencies)
+    {
+        List<Channel> channels = new ArrayList<>();
+        DecoderType decoderType = decoder.getDecoderType(system, site);
+
+        if(decoderType == null || site == null || site.getSiteFrequencies() == null)
+        {
+            return channels;
+        }
+
+        for(SiteFrequency siteFrequency: site.getSiteFrequencies())
+        {
+            if(frequencies.contains(siteFrequency.getFrequencyHz()))
+            {
+                Channel channel = new Channel();
+                channel.setSystem(system.getName());
+                channel.setSite(site.getDescription() != null && !site.getDescription().isBlank() ?
+                    site.getDescription().trim() : "Site " + site.getSiteNumber());
+                channel.setName("LCN " + siteFrequency.getLogicalChannelNumber());
+                channel.setDecodeConfiguration(decoder.getDecodeConfiguration(decoderType, site, systemInformation));
+                SourceConfigTuner sourceConfigTuner = new SourceConfigTuner();
+                sourceConfigTuner.setFrequency(siteFrequency.getFrequencyHz());
+                channel.setSourceConfiguration(sourceConfigTuner);
+                channels.add(channel);
+            }
+        }
+
+        return channels;
+    }
+
+    /**
+     * Creates a channel for a trunked system site: the site's control channel decoder, tuned to its control and
+     * alternate control channels.
+     * @param decoder for the radio reference system details
+     * @param system of the site
+     * @param systemInformation of the system
+     * @param site to create a channel for
+     * @return channel, or null when sdrtrunk can't decode the site's control channel or it has none listed
+     */
+    public static Channel trunkedSite(RadioReferenceDecoder decoder, System system, SystemInformation systemInformation,
+                                      Site site)
+    {
+        return trunkedSite(decoder, system, systemInformation, site, null);
+    }
+
+    /**
+     * Creates a channel for a trunked system site: the site's control channel decoder, tuned to its control and
+     * alternate control channels, starting with the first frequency when it's one of them.
+     * @param decoder for the radio reference system details
+     * @param system of the site
+     * @param systemInformation of the system
+     * @param site to create a channel for
+     * @param firstFrequency to list first, so the channel starts on it, or null for control channels first
+     * @return channel, or null when sdrtrunk can't decode the site's control channel or it has none listed
+     */
+    public static Channel trunkedSite(RadioReferenceDecoder decoder, System system, SystemInformation systemInformation,
+                                      Site site, Long firstFrequency)
+    {
+        DecoderType decoderType = getControlDecoderType(decoder, system, site);
+        List<Long> frequencies = getControlFrequencies(site);
+
+        //A multi-frequency channel starts on its first frequency
+        if(firstFrequency != null && frequencies.remove(firstFrequency))
+        {
+            frequencies.add(0, firstFrequency);
+        }
+
+        if(decoderType == null || frequencies.isEmpty())
+        {
+            return null;
+        }
+
+        Channel channel = new Channel();
+        channel.setSystem(system.getName());
+        String siteName = "Site " + site.getSiteNumber();
+        channel.setSite(site.getDescription() != null && !site.getDescription().isBlank() ?
+            site.getDescription().trim() : siteName);
+        channel.setName(siteName);
+        channel.setDecodeConfiguration(decoder.getDecodeConfiguration(decoderType, site, systemInformation));
+
+        if(frequencies.size() == 1)
+        {
+            SourceConfigTuner sourceConfigTuner = new SourceConfigTuner();
+            sourceConfigTuner.setFrequency(frequencies.get(0));
+            channel.setSourceConfiguration(sourceConfigTuner);
+        }
+        else
+        {
+            SourceConfigTunerMultipleFrequency sourceConfig = new SourceConfigTunerMultipleFrequency();
+
+            for(long frequency: frequencies)
+            {
+                sourceConfig.addFrequency(frequency);
+            }
+
+            channel.setSourceConfiguration(sourceConfig);
+        }
+
+        return channel;
+    }
+}

src/main/java/io/github/dsheirer/gui/playlist/radioreference/RadioReferenceDecoder.java

@@ -19,6 +19,16 @@
 
 package io.github.dsheirer.gui.playlist.radioreference;
 
+import io.github.dsheirer.module.decode.DecoderFactory;
+import io.github.dsheirer.module.decode.config.DecodeConfiguration;
+import io.github.dsheirer.module.decode.dmr.DecodeConfigDMR;
+import io.github.dsheirer.module.decode.nxdn.DecodeConfigNXDN;
+import io.github.dsheirer.module.decode.nxdn.layer3.type.TransmissionMode;
+import io.github.dsheirer.module.decode.p25.phase1.DecodeConfigP25Phase1;
+import io.github.dsheirer.module.decode.p25.phase1.Modulation;
+import io.github.dsheirer.module.decode.p25.phase2.DecodeConfigP25Phase2;
+import io.github.dsheirer.module.decode.p25.phase2.enumeration.ScrambleParameters;
+import io.github.dsheirer.rrapi.type.RadioNetwork;
 import io.github.dsheirer.alias.Alias;
 import io.github.dsheirer.identifier.talkgroup.LTRTalkgroup;
 import io.github.dsheirer.identifier.talkgroup.TalkgroupIdentifier;
@@ -382,7 +392,7 @@ public class RadioReferenceDecoder
 
                 TimeslotFrequency timeslotFrequency = new TimeslotFrequency();
                 timeslotFrequency.setNumber(lcn);
-                timeslotFrequency.setDownlinkFrequency((long)(siteFrequency.getFrequency() * 1E6));
+                timeslotFrequency.setDownlinkFrequency(siteFrequency.getFrequencyHz());
                 frequencies.add(timeslotFrequency);
             }
 
@@ -432,7 +442,7 @@ public class RadioReferenceDecoder
                     }
                 }
 
-                frequencies.add(new ChannelFrequency(lcn, (long)(siteFrequency.getFrequency() * 1E6), 0));
+                frequencies.add(new ChannelFrequency(lcn, siteFrequency.getFrequencyHz(), 0));
             }
 
             return frequencies;
@@ -577,4 +587,126 @@ public class RadioReferenceDecoder
 
         return null;
     }
+
+    /**
+     * Creates a channel decode configuration for the specified site.
+     * @param decoderType to create
+     * @param site information and frequencies
+     * @param systemInformation with frequency mapping
+     * @return decode configuration
+     */
+    public DecodeConfiguration getDecodeConfiguration(DecoderType decoderType, Site site, SystemInformation systemInformation)
+    {
+        if(decoderType == null)
+        {
+            return null;
+        }
+
+        switch(decoderType)
+        {
+            case DMR:
+                DecodeConfigDMR dmr = new DecodeConfigDMR();
+                List<TimeslotFrequency> timeslotFrequencies = getTimeslotFrequencies(systemInformation, site);
+                dmr.setTimeslotMap(timeslotFrequencies);
+                return dmr;
+            case NXDN:
+                Flavor flavor = getFlavor(systemInformation);
+
+                TransmissionMode mode = TransmissionMode.M4800;
+
+                /**
+                 * 9600 bps Flavors
+                 * ----------------------------
+                 * 29 - NEXEDGE 9600
+                 * 45 - Conventional Networked
+                 *
+                 * 4800 bps Flavors
+                 * ---------------------------
+                 * 11 - Narrowband Networked
+                 * 42 - NEXEDGE 4800
+                 * 44 - Icom IDAS Type C
+                 *
+                 * Type-D (also 4800 bps)  Flavors
+                 * ---------------------------
+                 * 36 - Icom IDAS Type D
+                 * 47 - Kenwood Type D
+                 */
+                mode = switch(flavor.getName())
+                {
+                    case "NEXEDGE 9600", "Conventional Networked" -> TransmissionMode.M9600;
+                    case "Icom IDAS Type D", "Kenwood Type D" -> TransmissionMode.TYPE_D;
+                    default -> TransmissionMode.M4800;
+                };
+
+                DecodeConfigNXDN nxdn = new DecodeConfigNXDN(mode);
+                List<ChannelFrequency> channelMap = getChannelMap(systemInformation, site);
+                nxdn.setChannelMap(channelMap);
+                return nxdn;
+            case P25_PHASE1:
+                DecodeConfiguration p1config = DecoderFactory.getDecodeConfiguration(decoderType);
+
+                if(isLSM(site))
+                {
+                    if(p1config instanceof DecodeConfigP25Phase1)
+                    {
+                        ((DecodeConfigP25Phase1)p1config).setModulation(Modulation.CQPSK);
+                    }
+                }
+                return p1config;
+            case P25_PHASE2:
+                DecodeConfigP25Phase2 config = new DecodeConfigP25Phase2();
+
+                int nac = 0;
+
+                if(site != null && site.getNac() != null)
+                {
+                    try
+                    {
+                        nac = Integer.parseInt(site.getNac(), 16);
+                    }
+                    catch(Exception e)
+                    {
+                        //Do nothing
+                    }
+                }
+
+                int wacn = 0;
+                int system = 0;
+
+                if(systemInformation != null && systemInformation.getRadioNetworks() != null &&
+                    !systemInformation.getRadioNetworks().isEmpty())
+                {
+                    RadioNetwork radioNetwork = systemInformation.getRadioNetworks().get(0);
+
+                    if(radioNetwork.getWacn() != null)
+                    {
+                        try
+                        {
+                            wacn = Integer.parseInt(radioNetwork.getWacn(), 16);
+                        }
+                        catch(Exception e)
+                        {
+                            //Do nothing
+                        }
+                    }
+
+                    if(radioNetwork.getSystemId() != null)
+                    {
+                        try
+                        {
+                            system = Integer.parseInt(radioNetwork.getSystemId(), 16);
+                        }
+                        catch(Exception e)
+                        {
+                            //Do nothing
+                        }
+                    }
+                }
+
+                config.setScrambleParameters(new ScrambleParameters(wacn, system, nac));
+                return config;
+            default:
+                return DecoderFactory.getDecodeConfiguration(decoderType);
+        }
+    }
 }

src/main/java/io/github/dsheirer/gui/playlist/radioreference/RadioReferenceEditor.java

@@ -20,7 +20,11 @@
 package io.github.dsheirer.gui.playlist.radioreference;
 
 import io.github.dsheirer.playlist.PlaylistManager;
+import com.google.common.eventbus.Subscribe;
+import io.github.dsheirer.eventbus.MyEventBus;
+import io.github.dsheirer.preference.PreferenceType;
 import io.github.dsheirer.preference.UserPreferences;
+import io.github.dsheirer.preference.radioreference.RadioReferencePreference;
 import io.github.dsheirer.rrapi.RadioReferenceException;
 import io.github.dsheirer.rrapi.type.Agency;
 import io.github.dsheirer.rrapi.type.AuthorizationInformation;
@@ -31,6 +35,7 @@ import io.github.dsheirer.rrapi.type.CountyInfo;
 import io.github.dsheirer.rrapi.type.State;
 import io.github.dsheirer.rrapi.type.StateInfo;
 import io.github.dsheirer.service.radioreference.RadioReference;
+import io.github.dsheirer.service.radioreference.UserLocation;
 import io.github.dsheirer.util.ThreadPool;
 import javafx.application.Platform;
 import javafx.beans.binding.Bindings;
@@ -42,12 +47,12 @@ import javafx.scene.control.Label;
 import javafx.scene.control.Tab;
 import javafx.scene.control.TabPane;
 import javafx.scene.control.TextField;
+import javafx.scene.control.Tooltip;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.ColumnConstraints;
 import javafx.scene.layout.GridPane;
 import javafx.scene.layout.HBox;
 import javafx.scene.layout.Priority;
-import javafx.scene.layout.Region;
 import javafx.scene.layout.VBox;
 import javafx.scene.paint.Color;
 import javafx.util.StringConverter;
@@ -58,6 +63,7 @@ import org.slf4j.LoggerFactory;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.concurrent.atomic.AtomicLong;
 import java.util.function.Consumer;
 
 public class RadioReferenceEditor extends BorderPane implements Consumer<AuthorizationInformation>
@@ -68,6 +74,10 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
     private PlaylistManager mPlaylistManager;
     private VBox mTopBox;
     private HBox mCredentialsBox;
+    private HBox mLocationBox;
+    private Label mLocationText;
+    private final AtomicLong mLocationRequest = new AtomicLong();
+    private volatile String mLocationKey;
     private Label mRRStatusText;
     private TextField mUserNameText;
     private TextField mAccountExpiresText;
@@ -113,20 +123,41 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
             {
                 refreshCountries();
             }
+
+            //The preferred county fallback location needs a premium login
+            refreshLocation();
         });
+
+        refreshLocation();
+
+        //Updates the location when it's changed elsewhere, e.g. from the map
+        MyEventBus.getGlobalEventBus().register(this);
+    }
+
+    /**
+     * Refreshes the location text when the location or the preferred county changes
+     * @param preferenceType that was updated
+     */
+    @Subscribe
+    public void preferenceUpdated(PreferenceType preferenceType)
+    {
+        if(preferenceType == PreferenceType.RADIO_REFERENCE)
+        {
+            RadioReferencePreference preference = mUserPreferences.getRadioReferencePreference();
+            String key = preference.getLocation() + "/" + preference.getPreferredCountyId();
+
+            if(!key.equals(mLocationKey))
+            {
+                mLocationKey = key;
+                Platform.runLater(this::refreshLocation);
+            }
+        }
     }
 
     private void login()
     {
-        if(mUserPreferences.getRadioReferencePreference().hasStoredCredentials())
+        //Logs in on a background thread, unless the spectral display has already logged in
-        {
+        mRadioReference.loginWithStoredCredentials();
-            AuthorizationInformation credentials = mUserPreferences.getRadioReferencePreference().getAuthorizationInformation();
-
-            if(credentials != null)
-            {
-                ThreadPool.CACHED.execute(() -> accept(credentials));
-            }
-        }
     }
 
     /**
@@ -354,7 +385,7 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
             mTopBox = new VBox();
             mTopBox.setSpacing(5);
             mTopBox.setPadding(new Insets(10,10,10,10));
-            mTopBox.getChildren().addAll(getCredentialsBox(), getComboBoxPane());
+            mTopBox.getChildren().addAll(getCredentialsBox(), getLocationBox(), getComboBoxPane());
         }
 
         return mTopBox;
@@ -416,13 +447,7 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
             mCredentialsBox = new HBox();
             mCredentialsBox.setAlignment(Pos.CENTER_RIGHT);
             mCredentialsBox.setSpacing(5.0);
-            Region leftFiller = new Region();
-            HBox.setHgrow(leftFiller, Priority.ALWAYS);
-            mCredentialsBox.getChildren().add(leftFiller);
             mCredentialsBox.getChildren().add(getRRPremiumReqText());
-            Region rightFiller = new Region();
-            HBox.setHgrow(rightFiller, Priority.ALWAYS);
-            mCredentialsBox.getChildren().add(rightFiller);
             mCredentialsBox.getChildren().add(new Label("User Name:"));
             mCredentialsBox.getChildren().add(getUserNameText());
             mCredentialsBox.getChildren().add(new Label("Expires:"));
@@ -446,8 +471,8 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
                     Bindings.and(
                             mRadioReference.availableProperty(),
                             mRadioReference.premiumAccountProperty().not()));
-            mRRStatusText.setTextFill(Color.ORANGERED);
+            //Inline style, because the theme stylesheets override a label's text fill
-            mRRStatusText.setStyle("-fx-font-weight: bold;"); // I guess
+            mRRStatusText.setStyle("-fx-text-fill: orangered; -fx-font-weight: bold;");
         }
 
         return mRRStatusText;
@@ -725,6 +750,7 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
                 if(selected != null)
                 {
                     mUserPreferences.getRadioReferencePreference().setPreferredCountyId(selected.getCountyId());
+                    refreshLocation();
                 }
             });
         }
@@ -732,6 +758,111 @@ public class RadioReferenceEditor extends BorderPane implements Consumer<Authori
         return mCountyComboBox;
     }
 
+    /**
+     * Row that shows the user's location and a button to change it
+     */
+    private HBox getLocationBox()
+    {
+        if(mLocationBox == null)
+        {
+            mLocationBox = new HBox();
+            mLocationBox.setAlignment(Pos.CENTER_LEFT);
+            mLocationBox.setSpacing(5.0);
+
+            Button setLocationButton = new Button("My Location:");
+            setLocationButton.setOnAction(event -> {
+                LocationDialog dialog = new LocationDialog(mRadioReference,
+                    mUserPreferences.getRadioReferencePreference().getLocation(), getScene().getWindow());
+                //The map follows the location through the preference update
+                dialog.showAndWait().ifPresent(result -> {
+                    mUserPreferences.getRadioReferencePreference().setLocation(result.location());
+                    refreshLocation();
+                });
+            });
+
+            mLocationBox.getChildren().addAll(setLocationButton, getLocationText());
+        }
+
+        return mLocationBox;
+    }
+
+    private Label getLocationText()
+    {
+        if(mLocationText == null)
+        {
+            mLocationText = new Label();
+            mLocationText.setTooltip(new Tooltip("Your location is shown on the map and used to find nearby Radio " +
+                "Reference frequencies.  When it isn't set, the center of the selected county is used."));
+        }
+
+        return mLocationText;
+    }
+
+    /**
+     * Updates the location text: the user's location, or else the preferred county fallback, which is looked up in
+     * the background.
+     */
+    private void refreshLocation()
+    {
+        long request = mLocationRequest.incrementAndGet();
+        RadioReferencePreference.Location location = mUserPreferences.getRadioReferencePreference().getLocation();
+
+        if(location != null)
+        {
+            getLocationText().setText(location.describe());
+            return;
+        }
+
+        String notRanked = "Not set";
+
+        if(mUserPreferences.getRadioReferencePreference().getPreferredCountyId() <= 0 ||
+            !mRadioReference.premiumAccountProperty().get())
+        {
+            getLocationText().setText(notRanked);
+            return;
+        }
+
+        getLocationText().setText("Not set");
+
+        ThreadPool.CACHED.execute(() -> {
+            String text;
+
+            try
+            {
+                UserLocation userLocation = mRadioReference.getUserLocation();
+
+                if(userLocation == null)
+                {
+                    text = notRanked;
+                }
+                else if(userLocation.source() == UserLocation.Source.PREFERRED_COUNTY)
+                {
+                    text = "Not set - using the center of " + userLocation.description();
+                }
+                else
+                {
+                    //Set in the meantime - a newer refresh shows it
+                    return;
+                }
+            }
+            catch(RadioReferenceException rre)
+            {
+                mLog.warn("Unable to look up the preferred county location - " + rre.getMessage());
+                text = "Not set - unable to look up the selected county";
+            }
+
+            final String locationText = text;
+
+            Platform.runLater(() -> {
+                //A newer refresh supersedes this one
+                if(mLocationRequest.get() == request)
+                {
+                    getLocationText().setText(locationText);
+                }
+            });
+        });
+    }
+
 
     /**
      * Consumer interface method for receiving login credentials

src/main/java/io/github/dsheirer/gui/playlist/radioreference/RadioReferencePlaylistActions.java

@@ -0,0 +1,614 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.playlist.radioreference;
+
+import io.github.dsheirer.controller.channel.Channel;
+import io.github.dsheirer.controller.channel.ChannelException;
+import io.github.dsheirer.module.decode.DecoderType;
+import io.github.dsheirer.playlist.PlaylistManager;
+import io.github.dsheirer.rrapi.RadioReferenceException;
+import io.github.dsheirer.rrapi.RadioReferenceService;
+import io.github.dsheirer.rrapi.type.Site;
+import io.github.dsheirer.rrapi.type.SystemInformation;
+import io.github.dsheirer.service.radioreference.FrequencyCandidate;
+import io.github.dsheirer.service.radioreference.RadioReference;
+import io.github.dsheirer.service.radioreference.SiteRecord;
+import io.github.dsheirer.source.config.SourceConfigTuner;
+import io.github.dsheirer.source.config.SourceConfigTunerMultipleFrequency;
+import io.github.dsheirer.source.config.SourceConfiguration;
+import io.github.dsheirer.util.ThreadPool;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.ConcurrentModificationException;
+import java.util.EnumSet;
+import java.util.List;
+import java.util.Set;
+import java.util.function.Consumer;
+import javafx.application.Platform;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Playlist actions for radio reference frequencies and trunked system sites: find the playlist channel that already
+ * decodes a frequency or site, enable or disable it, or add a channel and start it.  A frequency or site that already
+ * has a playlist channel with the same protocol isn't added again.
+ *
+ * The add, enable and disable actions run in the background and report errors to the caller's error handler, on the
+ * calling thread pool: the handler shows the message on its own UI thread.
+ */
+public class RadioReferencePlaylistActions
+{
+    private static final Logger mLog = LoggerFactory.getLogger(RadioReferencePlaylistActions.class);
+    private final PlaylistManager mPlaylistManager;
+
+    /**
+     * Constructs an instance
+     * @param playlistManager for the channels, channel processing and the radio reference service
+     */
+    public RadioReferencePlaylistActions(PlaylistManager playlistManager)
+    {
+        mPlaylistManager = playlistManager;
+    }
+
+    /**
+     * Decoder types that count as the same protocol when looking for an existing channel: P25 Phase 1 and Phase 2
+     * (a Phase 2 system's control channel is often decoded with the Phase 1 decoder), and the LTR variants.
+     */
+    public static Set<DecoderType> getProtocolFamily(DecoderType decoderType)
+    {
+        if(decoderType == null)
+        {
+            return EnumSet.noneOf(DecoderType.class);
+        }
+
+        return switch(decoderType)
+        {
+            case P25_PHASE1, P25_PHASE2 -> EnumSet.of(DecoderType.P25_PHASE1, DecoderType.P25_PHASE2);
+            case LTR, LTR_NET, PASSPORT -> EnumSet.of(DecoderType.LTR, DecoderType.LTR_NET, DecoderType.PASSPORT);
+            default -> EnumSet.of(decoderType);
+        };
+    }
+
+    /**
+     * Decoder types for a site's control channel, from the site's radio reference protocol
+     * @return decoder types, or an empty set when sdrtrunk can't decode the site's control channel
+     */
+    public static Set<DecoderType> getSiteDecoderTypes(SiteRecord site)
+    {
+        String protocol = site.protocol() != null ? site.protocol().toLowerCase() : "";
+
+        if(protocol.startsWith("project 25"))
+        {
+            return getProtocolFamily(DecoderType.P25_PHASE1);
+        }
+        else if(protocol.startsWith("dmr"))
+        {
+            return EnumSet.of(DecoderType.DMR);
+        }
+        else if(protocol.startsWith("nxdn"))
+        {
+            return EnumSet.of(DecoderType.NXDN);
+        }
+        else if(protocol.startsWith("ltr"))
+        {
+            return getProtocolFamily(DecoderType.LTR);
+        }
+        else if(protocol.startsWith("mpt"))
+        {
+            return EnumSet.of(DecoderType.MPT1327);
+        }
+
+        //Motorola Type II, EDACS and other control channels aren't supported
+        return EnumSet.noneOf(DecoderType.class);
+    }
+
+    /**
+     * Indicates if the site's system has no control channel, so each repeater has its own channel: LTR, where every
+     * repeater carries its own trunking data
+     */
+    public static boolean isRepeaterSite(SiteRecord site)
+    {
+        return getSiteDecoderTypes(site).contains(DecoderType.LTR);
+    }
+
+    /**
+     * Indicates if sdrtrunk can decode the site: its control channel, which radio reference lists, or its repeaters
+     */
+    public static boolean isSupported(SiteRecord site)
+    {
+        return getUnsupportedReason(site) == null;
+    }
+
+    /**
+     * Why sdrtrunk can't decode the site
+     * @return reason, or null when the site is supported
+     */
+    public static String getUnsupportedReason(SiteRecord site)
+    {
+        if(getSiteDecoderTypes(site).isEmpty())
+        {
+            return (site.protocol() != null ? site.protocol() : "The protocol") + " isn't supported";
+        }
+
+        if(isRepeaterSite(site) ? site.channels().isEmpty() : getControlFrequencies(site).isEmpty())
+        {
+            return isRepeaterSite(site) ? "Radio Reference lists no repeaters" :
+                "Radio Reference lists no control channel";
+        }
+
+        return null;
+    }
+
+    /**
+     * Frequencies of all of the site's channels
+     */
+    public static List<Long> getSiteFrequencies(SiteRecord site)
+    {
+        List<Long> frequencies = new ArrayList<>();
+
+        for(SiteRecord.SiteChannel channel: site.channels())
+        {
+            frequencies.add(channel.frequencyHz());
+        }
+
+        return frequencies;
+    }
+
+    /**
+     * Control and alternate control channel frequencies of the site, control channels first
+     */
+    public static List<Long> getControlFrequencies(SiteRecord site)
+    {
+        List<Long> frequencies = new ArrayList<>();
+
+        for(String use: List.of("Control", "Alternate control"))
+        {
+            for(SiteRecord.SiteChannel channel: site.channels())
+            {
+                if(use.equals(channel.use()))
+                {
+                    frequencies.add(channel.frequencyHz());
+                }
+            }
+        }
+
+        return frequencies;
+    }
+
+    /**
+     * Decoder type for a conventional candidate's radio reference mode, or null when sdrtrunk has no decoder for it
+     */
+    public static DecoderType getDecoderType(FrequencyCandidate candidate)
+    {
+        ModeDecoderType mode = ModeDecoderType.fromName(candidate.mode());
+        return mode.hasDecoderType() ? mode.getDecoderType() : null;
+    }
+
+    /**
+     * Playlist channel, not a temporary traffic channel, tuned to any of the frequencies with one of the decoder types
+     * @return channel, or null
+     */
+    public Channel findChannel(Collection<Long> frequencies, Set<DecoderType> decoderTypes)
+    {
+        return findChannel(getChannels(), frequencies, decoderTypes);
+    }
+
+    /**
+     * Channel in the list, not a temporary traffic channel, tuned to any of the frequencies with one of the decoder
+     * types
+     * @return channel, or null
+     */
+    static Channel findChannel(List<Channel> channels, Collection<Long> frequencies, Set<DecoderType> decoderTypes)
+    {
+        if(frequencies.isEmpty() || decoderTypes.isEmpty())
+        {
+            return null;
+        }
+
+        for(Channel channel: channels)
+        {
+            if(channel.isTrafficChannel() || channel.getDecodeConfiguration() == null ||
+                !decoderTypes.contains(channel.getDecodeConfiguration().getDecoderType()))
+            {
+                continue;
+            }
+
+            for(long frequency: getFrequencies(channel.getSourceConfiguration()))
+            {
+                if(frequencies.contains(frequency))
+                {
+                    return channel;
+                }
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Playlist channel that decodes the site, tuned to one of its control channels
+     * @return channel, or null
+     */
+    public Channel findSiteChannel(SiteRecord site)
+    {
+        return findChannel(getControlFrequencies(site), getSiteDecoderTypes(site));
+    }
+
+    /**
+     * Playlist channels that decode the site: its control channel, or each of its repeaters that has a channel
+     */
+    public List<Channel> findSiteChannels(SiteRecord site)
+    {
+        List<Channel> channels = new ArrayList<>();
+
+        if(isRepeaterSite(site))
+        {
+            List<Channel> playlist = getChannels();
+
+            for(long frequency: getSiteFrequencies(site))
+            {
+                Channel channel = findChannel(playlist, List.of(frequency), getSiteDecoderTypes(site));
+
+                if(channel != null && !channels.contains(channel))
+                {
+                    channels.add(channel);
+                }
+            }
+        }
+        else
+        {
+            Channel channel = findSiteChannel(site);
+
+            if(channel != null)
+            {
+                channels.add(channel);
+            }
+        }
+
+        return channels;
+    }
+
+    /**
+     * Frequencies of a repeater site that don't have a playlist channel yet
+     */
+    public List<Long> getMissingRepeaterFrequencies(SiteRecord site)
+    {
+        List<Long> missing = new ArrayList<>();
+        List<Channel> playlist = getChannels();
+
+        for(long frequency: getSiteFrequencies(site))
+        {
+            if(findChannel(playlist, List.of(frequency), getSiteDecoderTypes(site)) == null)
+            {
+                missing.add(frequency);
+            }
+        }
+
+        return missing;
+    }
+
+    /**
+     * Starts the channels that aren't decoding, in the background
+     */
+    public void enableAll(List<Channel> channels, Consumer<String> onError)
+    {
+        for(Channel channel: channels)
+        {
+            if(!channel.isProcessing())
+            {
+                enable(channel, onError);
+            }
+        }
+    }
+
+    /**
+     * Stops the channels that are decoding, in the background
+     */
+    public void disableAll(List<Channel> channels, Consumer<String> onError)
+    {
+        for(Channel channel: channels)
+        {
+            if(channel.isProcessing())
+            {
+                disable(channel, onError);
+            }
+        }
+    }
+
+    /**
+     * Playlist channel that decodes the conventional frequency with the same protocol
+     * @return channel, or null
+     */
+    public Channel findConventionalChannel(FrequencyCandidate candidate)
+    {
+        return findChannel(List.of(candidate.frequencyHz()), getProtocolFamily(getDecoderType(candidate)));
+    }
+
+    /**
+     * Starts decoding the playlist channel, in the background
+     */
+    public void enable(Channel channel, Consumer<String> onError)
+    {
+        ThreadPool.CACHED.execute(() -> {
+            try
+            {
+                if(!channel.isProcessing())
+                {
+                    mPlaylistManager.getChannelProcessingManager().start(channel);
+                }
+            }
+            catch(ChannelException ce)
+            {
+                mLog.error("Error starting channel [" + channel.getName() + "] - " + ce.getMessage());
+                onError.accept("Can't start " + channel.getShortTitle() + ": " + ce.getMessage());
+            }
+        });
+    }
+
+    /**
+     * Stops decoding the playlist channel, in the background
+     */
+    public void disable(Channel channel, Consumer<String> onError)
+    {
+        ThreadPool.CACHED.execute(() -> {
+            try
+            {
+                mPlaylistManager.getChannelProcessingManager().stop(channel);
+            }
+            catch(ChannelException ce)
+            {
+                mLog.error("Error stopping channel [" + channel.getName() + "] - " + ce.getMessage());
+                onError.accept("Can't stop " + channel.getShortTitle() + ": " + ce.getMessage());
+            }
+        });
+    }
+
+    /**
+     * Radio reference details of a site, for creating its channels
+     */
+    private record SiteDetails(RadioReferenceDecoder decoder, io.github.dsheirer.rrapi.type.System system,
+                               SystemInformation systemInformation, Site site)
+    {
+    }
+
+    /**
+     * Fetches the site's system details from radio reference.  Call from a background thread.
+     * @return details, or null after reporting the error
+     */
+    private SiteDetails getSiteDetails(SiteRecord siteRecord, Consumer<String> onError)
+    {
+        try
+        {
+            RadioReference radioReference = mPlaylistManager.getRadioReference();
+            RadioReferenceService service = radioReference.getService();
+            SystemInformation systemInformation = service.getSystemInformation(siteRecord.systemId());
+            Site site = null;
+
+            for(Site candidate: service.getSites(siteRecord.systemId()))
+            {
+                if(candidate.getSiteId() == siteRecord.siteId())
+                {
+                    site = candidate;
+                }
+            }
+
+            if(systemInformation == null || site == null)
+            {
+                onError.accept("Radio Reference didn't provide the details of " + siteRecord.systemName() + " site " +
+                    siteRecord.siteNumber());
+                return null;
+            }
+
+            RadioReferenceDecoder decoder = new RadioReferenceDecoder(radioReference.getUserPreferences(),
+                service.getTypesMap(), service.getFlavorsMap(), service.getVoicesMap(), service.getTagsMap());
+            io.github.dsheirer.rrapi.type.System system = new io.github.dsheirer.rrapi.type.System();
+            system.setSystemId(siteRecord.systemId());
+            system.setName(systemInformation.getName() != null ? systemInformation.getName() : siteRecord.systemName());
+            system.setTypeId(systemInformation.getTypeId());
+            system.setFlavorId(systemInformation.getFlavorId());
+            system.setVoiceId(systemInformation.getVoiceId());
+            return new SiteDetails(decoder, system, systemInformation, site);
+        }
+        catch(RadioReferenceException rre)
+        {
+            mLog.error("Error getting radio reference site details - " + rre.getMessage());
+            onError.accept("Can't get the site details from Radio Reference: " + rre.getMessage());
+            return null;
+        }
+    }
+
+    /**
+     * Adds playlist channels for the trunked system site and starts them, or starts the site's existing channels.
+     * A site with a control channel gets one channel for its control channels.  A repeater site (LTR) gets a channel
+     * for each repeater that doesn't have one yet, and all of its channels are started.  Fetches the system details
+     * from radio reference in the background.
+     */
+    public void addSite(SiteRecord siteRecord, Consumer<String> onError)
+    {
+        addSite(siteRecord, null, onError);
+    }
+
+    /**
+     * Adds playlist channels for the trunked system site and starts them, or starts the site's existing channels, like
+     * {@link #addSite(SiteRecord, Consumer)}.  A new control channel starts on the first frequency when it's one of the
+     * site's control or alternate control channels.
+     * @param firstFrequency to start the new control channel on, e.g. the frequency the user picked, or null
+     */
+    public void addSite(SiteRecord siteRecord, Long firstFrequency, Consumer<String> onError)
+    {
+        ThreadPool.CACHED.execute(() -> {
+            SiteDetails details = getSiteDetails(siteRecord, onError);
+
+            if(details == null)
+            {
+                return;
+            }
+
+            if(isRepeaterSite(siteRecord))
+            {
+                List<Channel> channels = RadioReferenceChannelFactory.repeaters(details.decoder(), details.system(),
+                    details.systemInformation(), details.site(), getMissingRepeaterFrequencies(siteRecord));
+                List<Channel> existing = findSiteChannels(siteRecord);
+
+                if(channels.isEmpty() && existing.isEmpty())
+                {
+                    onError.accept("sdrtrunk can't decode " + siteRecord.systemName() + " site " +
+                        siteRecord.siteNumber() + (siteRecord.protocol() != null ? " (" + siteRecord.protocol() +
+                        ")" : ""));
+                    return;
+                }
+
+                enableAll(existing, onError);
+
+                //The channel model's list backs the playlist editor, so it's changed on the JavaFX thread
+                Platform.runLater(() -> {
+                    for(Channel channel: channels)
+                    {
+                        mPlaylistManager.getChannelModel().addChannel(channel);
+                        enable(channel, onError);
+                    }
+                });
+                return;
+            }
+
+            Channel channel = RadioReferenceChannelFactory.trunkedSite(details.decoder(), details.system(),
+                details.systemInformation(), details.site(), firstFrequency);
+
+            if(channel == null)
+            {
+                onError.accept("sdrtrunk can't decode the control channel of " + siteRecord.systemName() +
+                    " site " + siteRecord.siteNumber() + (siteRecord.protocol() != null ? " (" +
+                    siteRecord.protocol() + ")" : ""));
+                return;
+            }
+
+            addAndStart(channel, onError);
+        });
+    }
+
+    /**
+     * Adds a playlist channel for one repeater of a repeater site (LTR) and starts it, or starts its existing channel
+     */
+    public void addRepeater(SiteRecord siteRecord, long frequency, Consumer<String> onError)
+    {
+        ThreadPool.CACHED.execute(() -> {
+            SiteDetails details = getSiteDetails(siteRecord, onError);
+
+            if(details == null)
+            {
+                return;
+            }
+
+            List<Channel> channels = RadioReferenceChannelFactory.repeaters(details.decoder(), details.system(),
+                details.systemInformation(), details.site(), List.of(frequency));
+
+            if(channels.isEmpty())
+            {
+                onError.accept("sdrtrunk can't decode " + siteRecord.systemName() + (siteRecord.protocol() != null ?
+                    " (" + siteRecord.protocol() + ")" : ""));
+                return;
+            }
+
+            addAndStart(channels.get(0), onError);
+        });
+    }
+
+    /**
+     * Adds a playlist channel for the conventional frequency and starts it, or starts the existing channel
+     */
+    public void addConventional(FrequencyCandidate candidate, Consumer<String> onError)
+    {
+        ModeDecoderType mode = ModeDecoderType.fromName(candidate.mode());
+        String[] source = candidate.source() != null ? candidate.source().split(" › ") : new String[0];
+        //The source is owner, category and subcategory: the channel's system is the owner, the site the subcategory
+        String system = source.length > 0 ? source[0] : null;
+        String site = source.length > 2 ? source[2] : source.length > 1 ? source[1] : null;
+        String name = candidate.alphaTag() != null ? candidate.alphaTag() : candidate.title();
+        Channel channel = RadioReferenceChannelFactory.conventional(mode, candidate.frequencyHz(), system, site, name);
+
+        if(channel == null)
+        {
+            onError.accept("sdrtrunk can't decode " + (candidate.mode() != null ? candidate.mode() : "the mode of") +
+                " " + candidate.title());
+            return;
+        }
+
+        addAndStart(channel, onError);
+    }
+
+    /**
+     * Adds the channel to the playlist and starts it, unless the playlist already has a channel for its frequencies
+     * and protocol, which is started instead
+     */
+    private void addAndStart(Channel channel, Consumer<String> onError)
+    {
+        Channel existing = findChannel(getFrequencies(channel.getSourceConfiguration()),
+            getProtocolFamily(channel.getDecodeConfiguration().getDecoderType()));
+
+        if(existing != null)
+        {
+            enable(existing, onError);
+            return;
+        }
+
+        //The channel model's list backs the playlist editor, so it's changed on the JavaFX thread
+        Platform.runLater(() -> {
+            mPlaylistManager.getChannelModel().addChannel(channel);
+            enable(channel, onError);
+        });
+    }
+
+    /**
+     * Copy of the playlist channels, safe to read from any thread
+     */
+    private List<Channel> getChannels()
+    {
+        for(int attempt = 0; attempt < 3; attempt++)
+        {
+            try
+            {
+                return new ArrayList<>(mPlaylistManager.getChannelModel().getChannels());
+            }
+            catch(ConcurrentModificationException e)
+            {
+                //The playlist changed while copying - try again
+            }
+        }
+
+        return new ArrayList<>();
+    }
+
+    /**
+     * Tuned frequencies of a channel source
+     */
+    public static List<Long> getFrequencies(SourceConfiguration sourceConfiguration)
+    {
+        if(sourceConfiguration instanceof SourceConfigTuner tuner)
+        {
+            return List.of(tuner.getFrequency());
+        }
+        else if(sourceConfiguration instanceof SourceConfigTunerMultipleFrequency multiple)
+        {
+            return new ArrayList<>(multiple.getFrequencies());
+        }
+
+        return List.of();
+    }
+}

src/main/java/io/github/dsheirer/gui/playlist/radioreference/SiteEditor.java

@@ -247,118 +247,7 @@ public class SiteEditor extends GridPane
      */
     private DecodeConfiguration getDecodeConfiguration(DecoderType decoderType, Site site, SystemInformation systemInformation)
     {
-        if(decoderType == null)
+        return mRadioReferenceDecoder.getDecodeConfiguration(decoderType, site, systemInformation);
-        {
-            return null;
-        }
-
-        switch(decoderType)
-        {
-            case DMR:
-                DecodeConfigDMR dmr = new DecodeConfigDMR();
-                List<TimeslotFrequency> timeslotFrequencies = mRadioReferenceDecoder
-                    .getTimeslotFrequencies(systemInformation, site);
-                dmr.setTimeslotMap(timeslotFrequencies);
-                return dmr;
-            case NXDN:
-                Flavor flavor = mRadioReferenceDecoder.getFlavor(systemInformation);
-
-                TransmissionMode mode = TransmissionMode.M4800;
-
-                /**
-                 * 9600 bps Flavors
-                 * ----------------------------
-                 * 29 - NEXEDGE 9600
-                 * 45 - Conventional Networked
-                 *
-                 * 4800 bps Flavors
-                 * ---------------------------
-                 * 11 - Narrowband Networked
-                 * 42 - NEXEDGE 4800
-                 * 44 - Icom IDAS Type C
-                 *
-                 * Type-D (also 4800 bps)  Flavors
-                 * ---------------------------
-                 * 36 - Icom IDAS Type D
-                 * 47 - Kenwood Type D
-                 */
-                mode = switch(flavor.getName())
-                {
-                    case "NEXEDGE 9600", "Conventional Networked" -> TransmissionMode.M9600;
-                    case "Icom IDAS Type D", "Kenwood Type D" -> TransmissionMode.TYPE_D;
-                    default -> TransmissionMode.M4800;
-                };
-
-                DecodeConfigNXDN nxdn = new DecodeConfigNXDN(mode);
-                List<ChannelFrequency> channelMap = mRadioReferenceDecoder.getChannelMap(systemInformation, site);
-                nxdn.setChannelMap(channelMap);
-                return nxdn;
-            case P25_PHASE1:
-                DecodeConfiguration p1config = DecoderFactory.getDecodeConfiguration(decoderType);
-
-                if(mRadioReferenceDecoder.isLSM(site))
-                {
-                    if(p1config instanceof DecodeConfigP25Phase1)
-                    {
-                        ((DecodeConfigP25Phase1)p1config).setModulation(Modulation.CQPSK);
-                    }
-                }
-                return p1config;
-            case P25_PHASE2:
-                DecodeConfigP25Phase2 config = new DecodeConfigP25Phase2();
-
-                int nac = 0;
-
-                if(site != null && site.getNac() != null)
-                {
-                    try
-                    {
-                        nac = Integer.parseInt(site.getNac(), 16);
-                    }
-                    catch(Exception e)
-                    {
-                        //Do nothing
-                    }
-                }
-
-                int wacn = 0;
-                int system = 0;
-
-                if(systemInformation != null && systemInformation.getRadioNetworks() != null &&
-                    !systemInformation.getRadioNetworks().isEmpty())
-                {
-                    RadioNetwork radioNetwork = systemInformation.getRadioNetworks().get(0);
-
-                    if(radioNetwork.getWacn() != null)
-                    {
-                        try
-                        {
-                            wacn = Integer.parseInt(radioNetwork.getWacn(), 16);
-                        }
-                        catch(Exception e)
-                        {
-                            //Do nothing
-                        }
-                    }
-
-                    if(radioNetwork.getSystemId() != null)
-                    {
-                        try
-                        {
-                            system = Integer.parseInt(radioNetwork.getSystemId(), 16);
-                        }
-                        catch(Exception e)
-                        {
-                            //Do nothing
-                        }
-                    }
-                }
-
-                config.setScrambleParameters(new ScrambleParameters(wacn, system, nac));
-                return config;
-            default:
-                return DecoderFactory.getDecodeConfiguration(decoderType);
-        }
     }
 
     /**
@@ -621,7 +510,7 @@ public class SiteEditor extends GridPane
             if(controls.size() == 1)
             {
                 SourceConfigTuner sourceConfigTuner = new SourceConfigTuner();
-                sourceConfigTuner.setFrequency((long)(controls.get(0).getFrequency() * 1E6));
+                sourceConfigTuner.setFrequency(controls.get(0).getFrequencyHz());
                 channel.setSourceConfiguration(sourceConfigTuner);
             }
             else
@@ -630,7 +519,7 @@ public class SiteEditor extends GridPane
 
                 for(SiteFrequency control: controls)
                 {
-                    sourceConfig.addFrequency((long)(control.getFrequency() * 1E6));
+                    sourceConfig.addFrequency(control.getFrequencyHz());
                 }
 
                 channel.setSourceConfiguration(sourceConfig);
@@ -856,7 +745,7 @@ public class SiteEditor extends GridPane
 
     private static long getFrequency(SiteFrequency siteFrequency)
     {
-        return (long)(siteFrequency.getFrequency() * 1E6);
+        return siteFrequency.getFrequencyHz();
     }
 
     /**

src/main/java/io/github/dsheirer/gui/playlist/radioreference/SystemEditor.java

@@ -139,8 +139,9 @@ public class SystemEditor extends VBox
 
         if(systems != null && !systems.isEmpty())
         {
-            Collections.sort(systems, new SystemComparator());
+            //The systems list belongs to a cached state or county info shared with other callers, so sort the items
             getSystemComboBox().getItems().addAll(systems);
+            getSystemComboBox().getItems().sort(new SystemComparator());
 
             int preferredSystemId = mUserPreferences.getRadioReferencePreference().getPreferredSystemId(mLevel);
 
@@ -301,9 +302,18 @@ public class SystemEditor extends VBox
                         //Temporary sites that have been added to a system where the county/location is unknown, can
                         //have a county ID of 99,999 as observed from API (undocumented).
                         if(countyId > 0 && countyId != 99999)
+                        {
+                            //The county name is only for display, so a failed lookup shouldn't fail the system load
+                            try
                             {
                                 countyInfo = mRadioReference.getService().getCountyInfo(site.getCountyId());
                             }
+                            catch(RadioReferenceException rre)
+                            {
+                                mLog.warn("Unable to retrieve county [" + countyId + "] for site [" +
+                                    site.getSiteNumber() + "] of system [" + system.getSystemId() + "] - " + rre.getMessage());
+                            }
+                        }
 
                         enrichedSites.add(new EnrichedSite(site, countyInfo));
                     }

src/main/java/io/github/dsheirer/gui/playlist/radioreference/SystemTalkgroupSelectionEditor.java

@@ -264,9 +264,11 @@ public class SystemTalkgroupSelectionEditor extends GridPane
 
         if(talkgroups != null && !talkgroups.isEmpty())
         {
-            Collections.sort(talkgroups, Comparator.comparingInt(Talkgroup::getDecimalValue));
+            //The talkgroup list is shared by the caching service and is read-only, so sort a copy
+            List<Talkgroup> sorted = new ArrayList<>(talkgroups);
+            sorted.sort(Comparator.comparingInt(Talkgroup::getDecimalValue));
 
-            for(Talkgroup talkgroup: talkgroups)
+            for(Talkgroup talkgroup: sorted)
             {
                 mTalkgroupList.add(new AliasedTalkgroup(talkgroup, getAlias(talkgroup)));
             }

src/main/java/io/github/dsheirer/gui/playlist/streaming/AbstractBroadcastEditor.java

@@ -23,6 +23,7 @@ import io.github.dsheirer.audio.broadcast.BroadcastConfiguration;
 import io.github.dsheirer.audio.broadcast.BroadcastEvent;
 import io.github.dsheirer.audio.broadcast.BroadcastServerType;
 import io.github.dsheirer.gui.control.AccessibleToggleSwitch;
+import io.github.dsheirer.gui.control.IntegerTextField;
 import io.github.dsheirer.gui.playlist.Editor;
 import io.github.dsheirer.playlist.PlaylistManager;
 import javafx.application.Platform;
@@ -68,6 +69,26 @@ public abstract class AbstractBroadcastEditor<T extends BroadcastConfiguration>
         buttonBox.setSpacing(10);
         buttonBox.getChildren().addAll(getSaveButton(), getResetButton());
 
+        /**
+         * Allow column 1 (Primary input fields) to expand with editor width
+         */
+        for(Node node : getEditorPane().getChildren())
+        {
+            Integer column = GridPane.getColumnIndex(node);
+
+            if(column != null && column == 1)
+            {
+                if(node instanceof IntegerTextField)
+                {
+                    GridPane.setFillWidth(node, false);
+                }
+                else if(node instanceof TextField)
+                {
+                    GridPane.setHgrow(node, Priority.ALWAYS);
+                }
+            }
+        }
+
         HBox editorBox = new HBox();
         HBox.setHgrow(getEditorPane(), Priority.ALWAYS);
         editorBox.getChildren().addAll(getEditorPane(), buttonBox);

src/main/java/io/github/dsheirer/gui/playlist/streaming/RdioScannerEditor.java

@@ -119,6 +119,22 @@ public class RdioScannerEditor extends AbstractBroadcastEditor<RdioScannerConfig
         return BroadcastServerType.RDIOSCANNER_CALL;
     }
 
+    /**
+     * Label for the server URL field. Subclasses can override this for another product that uses the same API.
+     */
+    protected String getHostLabel()
+    {
+        return "RdioScanner URL";
+    }
+
+    /**
+     * Label for the credential field.
+     */
+    protected String getApiKeyLabel()
+    {
+        return "API Key";
+    }
+
     protected GridPane getEditorPane()
     {
         if(mEditorPane == null)
@@ -157,7 +173,7 @@ public class RdioScannerEditor extends AbstractBroadcastEditor<RdioScannerConfig
             GridPane.setConstraints(getNameTextField(), 1, row);
             mEditorPane.getChildren().add(getNameTextField());
 
-            Label apiKeyLabel = new Label("API Key");
+            Label apiKeyLabel = new Label(getApiKeyLabel());
             apiKeyLabel.setLabelFor(getApiKeyTextField());
             GridPane.setHalignment(apiKeyLabel, HPos.RIGHT);
             GridPane.setConstraints(apiKeyLabel, 0, ++row);
@@ -175,7 +191,7 @@ public class RdioScannerEditor extends AbstractBroadcastEditor<RdioScannerConfig
             GridPane.setConstraints(getSystemIdTextField(), 1, row);
             mEditorPane.getChildren().add(getSystemIdTextField());
 
-            Label hostLabel = new Label("RdioScanner URL");
+            Label hostLabel = new Label(getHostLabel());
             hostLabel.setLabelFor(getHostTextField());
             GridPane.setHalignment(hostLabel, HPos.RIGHT);
             GridPane.setConstraints(hostLabel, 0, ++row);

src/main/java/io/github/dsheirer/gui/playlist/streaming/StreamEditorFactory.java

@@ -41,6 +41,8 @@ public class StreamEditorFactory
                 return new BroadcastifyStreamEditor(playlistManager);
             case RDIOSCANNER_CALL:
                 return new RdioScannerEditor(playlistManager);
+            case THINLINE_RADIO:
+                return new ThinlineRadioEditor(playlistManager);
             case OPENMHZ:
                 return new OpenMHzEditor(playlistManager);
             case BROADCASTIFY_CALL:

src/main/java/io/github/dsheirer/gui/playlist/streaming/ThinlineRadioEditor.java

@@ -1,6 +1,6 @@
 /*
  * *****************************************************************************
- * Copyright (C) 2014-2023 Dennis Sheirer
+ * Copyright (C) 2014-2026 Dennis Sheirer
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -17,37 +17,36 @@
  * ****************************************************************************
  */
 
-package io.github.dsheirer.module.decode.ip.mototrbo.lrrp.token;
+package io.github.dsheirer.gui.playlist.streaming;
 
-import io.github.dsheirer.bits.CorrectedBinaryMessage;
+import io.github.dsheirer.audio.broadcast.BroadcastServerType;
+import io.github.dsheirer.playlist.PlaylistManager;
 
 /**
- * LRRP Trigger on Move Token
+ * Thinline Radio call upload configuration editor.
  *
- * Total Length: 1 byte
+ * The form and upload path match the Rdio Scanner editor.
  */
-public class TriggerOnMove extends Token
+public class ThinlineRadioEditor extends RdioScannerEditor
 {
     /**
-     * Constructs an instance of a heading token.
+     * Constructs an instance
-     *
+     * @param playlistManager for accessing the broadcast model
-     * @param message containing the heading
-     * @param offset to the start of the token
      */
-    public TriggerOnMove(CorrectedBinaryMessage message, int offset)
+    public ThinlineRadioEditor(PlaylistManager playlistManager)
     {
-        super(message, offset);
+        super(playlistManager);
     }
 
     @Override
-    public TokenType getTokenType()
+    public BroadcastServerType getBroadcastServerType()
     {
-        return TokenType.TRIGGER_ON_MOVE;
+        return BroadcastServerType.THINLINE_RADIO;
     }
 
     @Override
-    public String toString()
+    protected String getHostLabel()
     {
-        return "TRIGGER ON MOVE";
+        return "Thinline Radio URL";
     }
 }

src/main/java/io/github/dsheirer/gui/spectrum/ChannelSpectralDisplay.java

@@ -0,0 +1,207 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import io.github.dsheirer.buffer.INativeBuffer;
+import io.github.dsheirer.gui.spectrum.layer.ChannelTuningLayer;
+import io.github.dsheirer.properties.SystemProperties;
+import io.github.dsheirer.sample.Listener;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.layout.StackPane;
+
+/**
+ * Spectral display for a single decoding channel's sample stream, centered on the channel frequency.  The channel
+ * tuning layer marks the channel passband and the decoder's estimated carrier position (PLL).
+ *
+ * Construct on the JavaFX application thread.  The other methods can be called from any thread.  Feed the channel's
+ * complex sample buffers to getSampleListener() and turn processing on with setActive(true) while the display is
+ * showing.
+ */
+public class ChannelSpectralDisplay extends DftSpectralDisplay
+{
+    public static final String SETTINGS_PREFIX = "channel.spectral.display";
+    public static final double DEFAULT_SAMPLE_SIZE = 18.0;
+    public static final double MINIMUM_SAMPLE_SIZE = 8.0;
+    public static final double MAXIMUM_SAMPLE_SIZE = 36.0;
+    private static final String NOISE_FLOOR = "noise.floor";
+    private static final String MESSAGE_NO_CHANNEL = "Select a decoding channel to view its spectrum";
+
+    private final ChannelTuningLayer mTuningLayer;
+    private final EdgeSlider mNoiseFloorSlider;
+    private final Object mLock = new Object();
+    private boolean mActive;
+    private boolean mHasChannel;
+
+    /**
+     * Constructs an instance.
+     */
+    public ChannelSpectralDisplay()
+    {
+        this(new ChannelTuningLayer());
+    }
+
+    private ChannelSpectralDisplay(ChannelTuningLayer tuningLayer)
+    {
+        super(SETTINGS_PREFIX, true, tuningLayer);
+        mTuningLayer = tuningLayer;
+        SpectralDisplayModel model = getSpectralDisplay().getModel();
+        getSpectralDisplay().messageProperty().set(MESSAGE_NO_CHANNEL);
+
+        //Noise floor slider along the right edge, below the configuration panel tab
+        mNoiseFloorSlider = new EdgeSlider("Floor", "Noise floor: moves the bottom of the spectrum's dB range.  " +
+                "Higher settings show a deeper range and move the noise floor up the display.",
+                MINIMUM_SAMPLE_SIZE, MAXIMUM_SAMPLE_SIZE, 1, this::formatPlotBottom);
+        double sampleSize = SystemProperties.getInstance().get(key(NOISE_FLOOR), (int)DEFAULT_SAMPLE_SIZE);
+        sampleSize = Math.max(MINIMUM_SAMPLE_SIZE, Math.min(MAXIMUM_SAMPLE_SIZE, sampleSize));
+        model.sampleSizeProperty().set(sampleSize);
+        mNoiseFloorSlider.valueProperty().set(sampleSize);
+        mNoiseFloorSlider.valueProperty().addListener((ob, ov, nv) -> {
+            int value = (int)Math.round(nv.doubleValue());
+            model.sampleSizeProperty().set(value);
+            save(NOISE_FLOOR, value);
+        });
+        //The value shows the plot bottom in dBFS, which also depends on the DFT size and window
+        model.binCountProperty().addListener((ob, ov, nv) -> mNoiseFloorSlider.refreshLabel());
+        model.noiseBandwidthProperty().addListener((ob, ov, nv) -> mNoiseFloorSlider.refreshLabel());
+        mNoiseFloorSlider.refreshLabel();
+        StackPane.setAlignment(mNoiseFloorSlider, Pos.CENTER_RIGHT);
+        StackPane.setMargin(mNoiseFloorSlider, new Insets(44, 0, 8, 0));
+        getChildren().add(mNoiseFloorSlider);
+
+        installConfigPanel();
+    }
+
+    /**
+     * Listener for the channel's complex sample buffers.
+     */
+    public Listener<INativeBuffer> getSampleListener()
+    {
+        return getDftProcessor();
+    }
+
+    /**
+     * Shows a channel.
+     * @param frequency of the channel center in Hertz
+     * @param sampleRate of the channel sample stream in Hertz
+     * @param bandwidth of the channel in Hertz, or zero to hide the passband markers
+     */
+    public void setChannel(long frequency, int sampleRate, int bandwidth)
+    {
+        synchronized(mLock)
+        {
+            mHasChannel = sampleRate > 0;
+            updateProcessing();
+        }
+
+        getSpectralDisplay().clear();
+        runOnFxThread(() -> {
+            SpectralDisplayModel model = getSpectralDisplay().getModel();
+            model.resetZoom();
+            model.centerFrequencyProperty().set(frequency);
+            model.sampleRateProperty().set(sampleRate);
+            mTuningLayer.channelBandwidthProperty().set(bandwidth);
+            mTuningLayer.carrierOffsetValidProperty().set(false);
+            mTuningLayer.carrierOffsetProperty().set(0);
+            getSpectralDisplay().messageProperty().set(sampleRate > 0 ? null : MESSAGE_NO_CHANNEL);
+        });
+    }
+
+    /**
+     * Stops showing the channel.
+     */
+    public void clearChannel()
+    {
+        setChannel(0, 0, 0);
+    }
+
+    /**
+     * Sets the estimated carrier offset from the channel center, from the decoder's frequency correction.
+     * @param offset in Hertz: where the signal is relative to the channel center
+     */
+    public void setCarrierOffset(long offset)
+    {
+        runOnFxThread(() -> {
+            mTuningLayer.carrierOffsetProperty().set(offset);
+            mTuningLayer.carrierOffsetValidProperty().set(true);
+        });
+    }
+
+    /**
+     * Noise floor slider along the right edge of the display.
+     */
+    public EdgeSlider getNoiseFloorSlider()
+    {
+        return mNoiseFloorSlider;
+    }
+
+    /**
+     * Formats the bottom of the spectrum plot in dBFS for the noise floor slider value.
+     */
+    private String formatPlotBottom(double sampleSize)
+    {
+        double range = (20.0 * Math.log10(Math.pow(2.0, sampleSize - 1.0))) +
+                getSpectralDisplay().getModel().getProcessingGain();
+        return Math.round(-range) + " dB";
+    }
+
+    /**
+     * Turns DFT processing on while the display is showing, and off when it's hidden.
+     */
+    public void setActive(boolean active)
+    {
+        synchronized(mLock)
+        {
+            mActive = active;
+            updateProcessing();
+        }
+    }
+
+    @Override
+    protected void processingEnabledChanged()
+    {
+        synchronized(mLock)
+        {
+            updateProcessing();
+        }
+    }
+
+    /**
+     * Starts or stops the DFT processor.  Hold the lock when calling.
+     */
+    private void updateProcessing()
+    {
+        if(mActive && mHasChannel && isProcessingEnabled())
+        {
+            startDft();
+        }
+        else
+        {
+            stopDft();
+        }
+    }
+
+    @Override
+    public void dispose()
+    {
+        setActive(false);
+        super.dispose();
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/ConfigurationRow.java

@@ -0,0 +1,49 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import javafx.beans.property.BooleanProperty;
+import javafx.scene.Node;
+import org.controlsfx.control.ToggleSwitch;
+
+/**
+ * Labeled control that a display layer adds to its section of the configuration panel.
+ *
+ * @param label shown to the left of the control
+ * @param control to change the setting
+ */
+public record ConfigurationRow(String label, Node control)
+{
+    private static final double SWITCH_WIDTH = 40;
+
+    /**
+     * Creates a row with an on/off switch bound to the property.
+     */
+    public static ConfigurationRow toggle(String label, BooleanProperty property)
+    {
+        ToggleSwitch toggleSwitch = new ToggleSwitch();
+        toggleSwitch.selectedProperty().bindBidirectional(property);
+        //The switch skin reserves space for its text even when there is none, so size it to the thumb track
+        toggleSwitch.setMinWidth(SWITCH_WIDTH);
+        toggleSwitch.setPrefWidth(SWITCH_WIDTH);
+        toggleSwitch.setMaxWidth(SWITCH_WIDTH);
+        return new ConfigurationRow(label, toggleSwitch);
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/CursorReadout.java

@@ -0,0 +1,90 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Text and placement of the cursor readout: the frequency under the mouse, and the level in the spectrum, in a box
+ * beside the mouse.  The frequency layer draws the readout.  A layer that replaces the readout with a larger callout
+ * (see {@link SpectralDisplayLayer#replacesCursorReadout}) uses the same text and placement, so the readout appears to
+ * grow into the callout.
+ */
+public final class CursorReadout
+{
+    /**
+     * Horizontal distance between the mouse and the box
+     */
+    public static final double GAP_X = 8;
+
+    /**
+     * Vertical distance between the box and the mouse below it
+     */
+    public static final double GAP_Y = 4;
+
+    private static final DecimalFormat FREQUENCY_FORMAT = new DecimalFormat("0.00000");
+    private static final DecimalFormat LEVEL_FORMAT = new DecimalFormat("0.0");
+
+    private CursorReadout()
+    {
+    }
+
+    /**
+     * Readout lines: the frequency under the mouse, and the level when the mouse is over the spectrum plot
+     */
+    public static List<String> lines(DisplayCursor cursor, RenderArea area, SpectralDisplayModel model)
+    {
+        List<String> lines = new ArrayList<>(2);
+        lines.add(FREQUENCY_FORMAT.format(cursor.frequency() / 1E6) + " MHz");
+
+        if(cursor.section() == DisplaySection.SPECTRUM && cursor.y() <= area.plotHeight() && area.plotHeight() > 0)
+        {
+            double decibels = -(cursor.y() / area.plotHeight()) * model.getDynamicRange();
+            lines.add(LEVEL_FORMAT.format(decibels) + " dBFS");
+        }
+
+        return lines;
+    }
+
+    /**
+     * Left edge of a box beside the mouse: to the right of the mouse, or to the left when it doesn't fit
+     */
+    public static double x(DisplayCursor cursor, double width, RenderArea area)
+    {
+        double x = cursor.x() + GAP_X;
+
+        if(x + width > area.width())
+        {
+            x = cursor.x() - GAP_X - width;
+        }
+
+        return x;
+    }
+
+    /**
+     * Top edge of a box above the mouse, kept inside the plot
+     */
+    public static double y(DisplayCursor cursor, double height, RenderArea area)
+    {
+        return Math.max(0, Math.min(area.plotHeight() - height, cursor.y() - height - GAP_Y));
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/DftSpectralDisplay.java

@@ -0,0 +1,423 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import io.github.dsheirer.dsp.window.WindowType;
+import io.github.dsheirer.gui.spectrum.layer.DecibelLayer;
+import io.github.dsheirer.gui.spectrum.layer.FrequencyLayer;
+import io.github.dsheirer.properties.SystemProperties;
+import io.github.dsheirer.spectrum.ComplexDftProcessor;
+import io.github.dsheirer.spectrum.DFTSize;
+import io.github.dsheirer.spectrum.converter.FullScaleDecibelConverter;
+import javafx.application.Platform;
+import javafx.beans.property.IntegerProperty;
+import javafx.beans.property.ObjectProperty;
+import javafx.beans.property.SimpleIntegerProperty;
+import javafx.beans.property.SimpleObjectProperty;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.layout.StackPane;
+
+/**
+ * Base class for a spectral display fed by DFT processing of a complex sample stream: the spectral display with the
+ * decibel and frequency layers plus any layers the subclass adds, the DFT processor and dBFS converter, the
+ * collapsible configuration panel, and saving the display settings under a property key prefix.
+ *
+ * The color theme is shared by all spectral displays in the application.
+ *
+ * Construct on the JavaFX application thread.  Subclasses call installConfigPanel() at the end of their constructor.
+ */
+public abstract class DftSpectralDisplay extends StackPane
+{
+    public static final int[] FRAME_RATES = {10, 14, 16, 18, 20, 25, 30, 40, 50, 60};
+    public static final String PROPERTY_THEME = "spectral.display.theme";
+    private static final String DFT_SIZE = "dft.size";
+    private static final String WINDOW_TYPE = "window.type";
+    private static final String FRAME_RATE = "frame.rate";
+    private static final String AVERAGING = "averaging";
+    private static final String PEAK_HOLD = "peak.hold";
+    private static final String SPECTRUM_ENABLED = "spectrum.enabled";
+    private static final String WATERFALL_ENABLED = "waterfall.enabled";
+    private static final String DIVIDER_POSITION = "divider.position";
+    private static final String DECIBEL_SCALE = "decibel.scale";
+    private static final String CONFIG_PINNED = "config.pinned";
+    private static ObjectProperty<SpectralDisplayTheme> sSharedTheme;
+
+    private final SpectralDisplay mSpectralDisplay;
+    private final DecibelLayer mDecibelLayer = new DecibelLayer();
+    private final ComplexDftProcessor mDftProcessor = new ComplexDftProcessor();
+    private final FullScaleDecibelConverter mDecibelConverter = new FullScaleDecibelConverter();
+    private final String mSettingsPrefix;
+    private final boolean mSaveSettings;
+    private final ObjectProperty<DFTSize> mDftSize = new SimpleObjectProperty<>(DFTSize.FFT04096);
+    private final ObjectProperty<WindowType> mWindowType = new SimpleObjectProperty<>(WindowType.BLACKMAN_HARRIS_7);
+    private final IntegerProperty mFrameRate = new SimpleIntegerProperty(20);
+    private SpectralDisplayConfigPanel mConfigPanel;
+    private volatile boolean mProcessingEnabled;
+    private volatile boolean mDftRunning;
+
+    /**
+     * Constructs an instance.
+     * @param settingsPrefix for the saved setting keys, for example "spectral.display"
+     * @param saveSettings true to save setting changes, false to load the saved settings but not change them
+     * @param layers to draw after the decibel scale and frequency layers
+     */
+    protected DftSpectralDisplay(String settingsPrefix, boolean saveSettings, SpectralDisplayLayer... layers)
+    {
+        mSettingsPrefix = settingsPrefix;
+        mSaveSettings = saveSettings;
+
+        SpectralDisplayLayer[] all = new SpectralDisplayLayer[layers.length + 2];
+        all[0] = mDecibelLayer;
+        all[1] = new FrequencyLayer();
+        System.arraycopy(layers, 0, all, 2, layers.length);
+        mSpectralDisplay = new SpectralDisplay(all);
+
+        mDftProcessor.setUnityGainWindow(true);
+        mDftProcessor.addConverter(mDecibelConverter);
+        mDecibelConverter.addListener(mSpectralDisplay::receive);
+        //The processor starts its timer on construction - leave it stopped until there is a sample source
+        mDftProcessor.stop();
+
+        loadSettings();
+
+        mDftSize.addListener((ob, ov, nv) -> {
+            mDftProcessor.setDFTSize(nv);
+            mSpectralDisplay.getModel().resetZoom();
+            save(DFT_SIZE, nv.name());
+        });
+        mWindowType.addListener((ob, ov, nv) -> {
+            mDftProcessor.setWindowType(nv);
+            mSpectralDisplay.getModel().noiseBandwidthProperty().set(ComplexDftProcessor.getNoiseBandwidth(nv));
+            save(WINDOW_TYPE, nv.name());
+        });
+        mFrameRate.addListener((ob, ov, nv) -> {
+            mDftProcessor.setFrameRateNoSave(nv.intValue());
+
+            if(!mDftRunning)
+            {
+                //Changing the frame rate restarts the timer - keep it stopped while not processing
+                mDftProcessor.stop();
+            }
+
+            save(FRAME_RATE, nv.intValue());
+        });
+        mSpectralDisplay.averagingProperty().addListener((ob, ov, nv) -> save(AVERAGING, nv.intValue()));
+        mSpectralDisplay.peakHoldProperty().addListener((ob, ov, nv) -> save(PEAK_HOLD, nv));
+        mSpectralDisplay.dividerPositionProperty().addListener((ob, ov, nv) ->
+                save(DIVIDER_POSITION, String.valueOf(nv.doubleValue())));
+        mDecibelLayer.visibleProperty().addListener((ob, ov, nv) -> save(DECIBEL_SCALE, nv));
+        mSpectralDisplay.spectrumEnabledProperty().addListener((ob, ov, nv) -> {
+            save(SPECTRUM_ENABLED, nv);
+            updateProcessingEnabled();
+        });
+        mSpectralDisplay.waterfallEnabledProperty().addListener((ob, ov, nv) -> {
+            save(WATERFALL_ENABLED, nv);
+            updateProcessingEnabled();
+        });
+        mProcessingEnabled = mSpectralDisplay.spectrumEnabledProperty().get() ||
+                mSpectralDisplay.waterfallEnabledProperty().get();
+
+        mSpectralDisplay.themeProperty().bindBidirectional(getSharedTheme());
+
+        getChildren().add(mSpectralDisplay);
+        setMinSize(0, 0);
+    }
+
+    /**
+     * Creates the configuration panel.  Subclasses call this at the end of their constructor, after their own
+     * settings are loaded, since the panel reads the subclass's controls.
+     */
+    protected void installConfigPanel()
+    {
+        mConfigPanel = new SpectralDisplayConfigPanel(this);
+        mConfigPanel.pinnedProperty().set(SystemProperties.getInstance().get(key(CONFIG_PINNED), false));
+        mConfigPanel.pinnedProperty().addListener((ob, ov, nv) -> save(CONFIG_PINNED, nv));
+        StackPane.setAlignment(mConfigPanel, Pos.TOP_RIGHT);
+        StackPane.setMargin(mConfigPanel, new Insets(6));
+        getChildren().add(mConfigPanel);
+    }
+
+    /**
+     * Color theme shared by all spectral displays, loaded from and saved to the theme setting.  JavaFX thread only.
+     */
+    public static ObjectProperty<SpectralDisplayTheme> getSharedTheme()
+    {
+        if(sSharedTheme == null)
+        {
+            SpectralDisplayTheme theme = parse(SpectralDisplayTheme.class, SystemProperties.getInstance()
+                    .get(PROPERTY_THEME, SpectralDisplayTheme.getDefault().name()), SpectralDisplayTheme.getDefault());
+            sSharedTheme = new SimpleObjectProperty<>(theme);
+            sSharedTheme.addListener((ob, ov, nv) -> {
+                if(nv != null)
+                {
+                    SystemProperties.getInstance().set(PROPERTY_THEME, nv.name());
+                }
+            });
+        }
+
+        return sSharedTheme;
+    }
+
+    private void loadSettings()
+    {
+        SystemProperties properties = SystemProperties.getInstance();
+        DFTSize dftSize = parse(DFTSize.class, properties.get(key(DFT_SIZE), DFTSize.FFT04096.name()),
+                DFTSize.FFT04096);
+        mDftSize.set(dftSize);
+        mDftProcessor.setDFTSize(dftSize);
+
+        WindowType windowType = parse(WindowType.class, properties.get(key(WINDOW_TYPE),
+                WindowType.BLACKMAN_HARRIS_7.name()), WindowType.BLACKMAN_HARRIS_7);
+
+        if(!isWindowSupported(windowType))
+        {
+            windowType = WindowType.BLACKMAN_HARRIS_7;
+        }
+
+        mWindowType.set(windowType);
+        mDftProcessor.setWindowType(windowType);
+        mSpectralDisplay.getModel().noiseBandwidthProperty().set(ComplexDftProcessor.getNoiseBandwidth(windowType));
+
+        int frameRate = Math.max(1, Math.min(100, properties.get(key(FRAME_RATE), mDftProcessor.getFrameRate())));
+        mFrameRate.set(frameRate);
+        mDftProcessor.setFrameRateNoSave(frameRate);
+        mDftProcessor.stop();
+
+        int averaging = properties.get(key(AVERAGING), SpectralDisplay.AVERAGING_DEFAULT);
+        mSpectralDisplay.averagingProperty().set(Math.max(SpectralDisplay.AVERAGING_MINIMUM,
+                Math.min(SpectralDisplay.AVERAGING_MAXIMUM, averaging)));
+        mSpectralDisplay.peakHoldProperty().set(properties.get(key(PEAK_HOLD), false));
+        mDecibelLayer.visibleProperty().set(properties.get(key(DECIBEL_SCALE), true));
+
+        try
+        {
+            double divider = Double.parseDouble(properties.get(key(DIVIDER_POSITION), "0.5"));
+            mSpectralDisplay.dividerPositionProperty().set(Math.max(0.05, Math.min(0.95, divider)));
+        }
+        catch(NumberFormatException nfe)
+        {
+            mSpectralDisplay.dividerPositionProperty().set(0.5);
+        }
+
+        mSpectralDisplay.spectrumEnabledProperty().set(properties.get(key(SPECTRUM_ENABLED), true));
+        mSpectralDisplay.waterfallEnabledProperty().set(properties.get(key(WATERFALL_ENABLED), true));
+    }
+
+    /**
+     * Full property key for the setting name.
+     */
+    protected String key(String name)
+    {
+        return mSettingsPrefix + "." + name;
+    }
+
+    /**
+     * Indicates if the window type can be used for the spectral display.  Kaiser windows need extra parameters.
+     */
+    public static boolean isWindowSupported(WindowType windowType)
+    {
+        return windowType != null && windowType != WindowType.KAISER;
+    }
+
+    /**
+     * Parses an enum setting value, or returns the default for a missing or unrecognized value.
+     */
+    protected static <E extends Enum<E>> E parse(Class<E> type, String value, E defaultValue)
+    {
+        if(value != null)
+        {
+            try
+            {
+                return Enum.valueOf(type, value);
+            }
+            catch(IllegalArgumentException iae)
+            {
+                //Fall through to the default
+            }
+        }
+
+        return defaultValue;
+    }
+
+    protected void save(String name, String value)
+    {
+        if(mSaveSettings)
+        {
+            SystemProperties.getInstance().set(key(name), value);
+        }
+    }
+
+    protected void save(String name, int value)
+    {
+        if(mSaveSettings)
+        {
+            SystemProperties.getInstance().set(key(name), value);
+        }
+    }
+
+    protected void save(String name, boolean value)
+    {
+        if(mSaveSettings)
+        {
+            SystemProperties.getInstance().set(key(name), value);
+        }
+    }
+
+    /**
+     * The spectral display.
+     */
+    public SpectralDisplay getSpectralDisplay()
+    {
+        return mSpectralDisplay;
+    }
+
+    /**
+     * Collapsible configuration panel, or null before installConfigPanel() is called.
+     */
+    public SpectralDisplayConfigPanel getConfigPanel()
+    {
+        return mConfigPanel;
+    }
+
+    /**
+     * DFT processor.  Register it with the sample source to feed the display.
+     */
+    protected ComplexDftProcessor getDftProcessor()
+    {
+        return mDftProcessor;
+    }
+
+    /**
+     * DFT size.
+     */
+    public ObjectProperty<DFTSize> dftSizeProperty()
+    {
+        return mDftSize;
+    }
+
+    /**
+     * DFT window type.
+     */
+    public ObjectProperty<WindowType> windowTypeProperty()
+    {
+        return mWindowType;
+    }
+
+    /**
+     * DFT frames per second.
+     */
+    public IntegerProperty frameRateProperty()
+    {
+        return mFrameRate;
+    }
+
+    /**
+     * Indicates if the spectrum or the waterfall is turned on.  Safe to read from any thread.
+     */
+    protected boolean isProcessingEnabled()
+    {
+        return mProcessingEnabled;
+    }
+
+    private void updateProcessingEnabled()
+    {
+        mProcessingEnabled = mSpectralDisplay.spectrumEnabledProperty().get() ||
+                mSpectralDisplay.waterfallEnabledProperty().get();
+        processingEnabledChanged();
+    }
+
+    /**
+     * Called on the JavaFX thread when the spectrum and waterfall are both turned off, or one is turned back on.
+     * Subclasses start or stop their sample source with isProcessingEnabled().
+     */
+    protected abstract void processingEnabledChanged();
+
+    /**
+     * Starts the DFT processor timer.
+     */
+    protected void startDft()
+    {
+        if(!mDftRunning)
+        {
+            mDftRunning = true;
+            mDftProcessor.clearBuffer();
+            mDftProcessor.start();
+        }
+    }
+
+    /**
+     * Stops the DFT processor timer and clears the display.
+     */
+    protected void stopDft()
+    {
+        if(mDftRunning)
+        {
+            mDftRunning = false;
+            mDftProcessor.stop();
+            mDftProcessor.clearBuffer();
+            mSpectralDisplay.clear();
+        }
+    }
+
+    /**
+     * Indicates if the DFT processor timer is running.
+     */
+    protected boolean isDftRunning()
+    {
+        return mDftRunning;
+    }
+
+    /**
+     * Runs the runnable on the JavaFX application thread, ignoring the request after the JavaFX toolkit has exited
+     * during application shutdown.
+     */
+    protected static void runOnFxThread(Runnable runnable)
+    {
+        try
+        {
+            Platform.runLater(runnable);
+        }
+        catch(IllegalStateException ise)
+        {
+            //JavaFX toolkit has exited
+        }
+    }
+
+    /**
+     * Releases the DFT processing and the display.  Subclasses disconnect their sample source first.
+     */
+    public void dispose()
+    {
+        stopDft();
+        mDftProcessor.dispose();
+        mDecibelConverter.dispose();
+        runOnFxThread(() -> {
+            mSpectralDisplay.themeProperty().unbindBidirectional(getSharedTheme());
+
+            if(mConfigPanel != null)
+            {
+                mConfigPanel.dispose();
+            }
+
+            mSpectralDisplay.dispose();
+        });
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/DisplayCursor.java

@@ -0,0 +1,32 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+/**
+ * Mouse cursor position over the spectral display.
+ *
+ * @param section under the mouse
+ * @param x position in pixels within the section
+ * @param y position in pixels within the section
+ * @param frequency under the mouse in Hertz
+ */
+public record DisplayCursor(DisplaySection section, double x, double y, long frequency)
+{
+}

src/main/java/io/github/dsheirer/gui/spectrum/DisplaySection.java

@@ -0,0 +1,29 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+/**
+ * Sections of the spectral display.
+ */
+public enum DisplaySection
+{
+    SPECTRUM,
+    WATERFALL;
+}

src/main/java/io/github/dsheirer/gui/spectrum/EdgeSlider.java

@@ -0,0 +1,213 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import java.net.URL;
+import java.util.function.DoubleFunction;
+import javafx.animation.FadeTransition;
+import javafx.animation.PauseTransition;
+import javafx.beans.property.DoubleProperty;
+import javafx.geometry.Orientation;
+import javafx.geometry.Pos;
+import javafx.scene.control.Label;
+import javafx.scene.control.Slider;
+import javafx.scene.control.Tooltip;
+import javafx.scene.layout.Pane;
+import javafx.scene.layout.Priority;
+import javafx.scene.layout.Region;
+import javafx.scene.layout.StackPane;
+import javafx.scene.layout.VBox;
+import javafx.util.Duration;
+
+/**
+ * Vertical slider that floats along the right edge of a display.  While collapsed it shows as a thin strip with a
+ * marker at the current value.  Moving the mouse over the strip expands it into a translucent panel with a title, a
+ * vertical slider and the formatted value.  It collapses again shortly after the mouse leaves, unless the slider is
+ * being dragged.
+ *
+ * Place it in a StackPane aligned to the right edge.  The slider's minimum is at the bottom.
+ */
+public class EdgeSlider extends StackPane
+{
+    private static final String STYLESHEET = "/spectral_display.css";
+    private static final double COLLAPSED_WIDTH = 14;
+    private static final double STRIP_WIDTH = 4;
+    private static final double MARKER_HEIGHT = 10;
+    private static final double EXPANDED_WIDTH = 64;
+    private static final Duration COLLAPSE_DELAY = Duration.millis(400);
+    private static final Duration FADE_DURATION = Duration.millis(120);
+
+    private final Slider mSlider;
+    private final Label mValueLabel = new Label();
+    private final DoubleFunction<String> mFormatter;
+    private final VBox mExpanded;
+    private final Pane mCollapsed = new Pane();
+    private final Region mStrip = new Region();
+    private final Region mMarker = new Region();
+    private final PauseTransition mCollapseTimer = new PauseTransition(COLLAPSE_DELAY);
+    private boolean mIsExpanded = false;
+
+    /**
+     * Constructs an instance.
+     * @param title shown above the slider
+     * @param tooltip describing the control
+     * @param min value, at the bottom of the slider
+     * @param max value, at the top of the slider
+     * @param step between values
+     * @param formatter for the value shown below the slider
+     */
+    public EdgeSlider(String title, String tooltip, double min, double max, double step,
+                      DoubleFunction<String> formatter)
+    {
+        mFormatter = formatter;
+        URL stylesheet = EdgeSlider.class.getResource(STYLESHEET);
+
+        if(stylesheet != null)
+        {
+            getStylesheets().add(stylesheet.toExternalForm());
+        }
+
+        getStyleClass().add("spectral-edge-slider");
+        setMaxWidth(Region.USE_PREF_SIZE);
+        setMinWidth(Region.USE_PREF_SIZE);
+        setPickOnBounds(true);
+
+        mSlider = new Slider(min, max, min);
+        mSlider.setOrientation(Orientation.VERTICAL);
+        mSlider.setMajorTickUnit(step);
+        mSlider.setMinorTickCount(0);
+        mSlider.setBlockIncrement(step);
+        mSlider.setSnapToTicks(true);
+        mSlider.setMaxHeight(Double.MAX_VALUE);
+        VBox.setVgrow(mSlider, Priority.ALWAYS);
+        mSlider.valueProperty().addListener((ob, ov, nv) -> {
+            refreshLabel();
+            requestLayout();
+        });
+
+        Label titleLabel = new Label(title);
+        titleLabel.getStyleClass().add("spectral-edge-slider-title");
+        mValueLabel.getStyleClass().add("spectral-edge-slider-value");
+        mExpanded = new VBox(4, titleLabel, mSlider, mValueLabel);
+        mExpanded.setAlignment(Pos.CENTER);
+        mExpanded.getStyleClass().add("spectral-edge-slider-panel");
+        mExpanded.setPrefWidth(EXPANDED_WIDTH);
+        Tooltip.install(mExpanded, new Tooltip(tooltip));
+
+        mStrip.getStyleClass().add("spectral-edge-slider-strip");
+        mMarker.getStyleClass().add("spectral-edge-slider-marker");
+        //Unmanaged so the pane doesn't resize them to their (empty) preferred size - layoutChildren() places them
+        mStrip.setManaged(false);
+        mMarker.setManaged(false);
+        mCollapsed.getChildren().addAll(mStrip, mMarker);
+        mCollapsed.setPrefWidth(COLLAPSED_WIDTH);
+        mCollapsed.setMinWidth(COLLAPSED_WIDTH);
+
+        mCollapseTimer.setOnFinished(e -> {
+            if(!isHover() && !mSlider.isValueChanging() && !mSlider.isPressed())
+            {
+                setExpanded(false);
+            }
+        });
+        setOnMouseEntered(e -> {
+            mCollapseTimer.stop();
+            setExpanded(true);
+        });
+        setOnMouseExited(e -> mCollapseTimer.playFromStart());
+        mSlider.valueChangingProperty().addListener((ob, ov, nv) -> {
+            if(!nv && !isHover())
+            {
+                mCollapseTimer.playFromStart();
+            }
+        });
+
+        getChildren().add(mCollapsed);
+        refreshLabel();
+    }
+
+    /**
+     * Slider value.
+     */
+    public DoubleProperty valueProperty()
+    {
+        return mSlider.valueProperty();
+    }
+
+    /**
+     * Updates the value text, for example when something the formatter depends on changes.
+     */
+    public void refreshLabel()
+    {
+        mValueLabel.setText(mFormatter != null ? mFormatter.apply(mSlider.getValue()) :
+                String.valueOf(mSlider.getValue()));
+    }
+
+    /**
+     * Indicates if the slider panel is expanded.
+     */
+    public boolean isExpanded()
+    {
+        return mIsExpanded;
+    }
+
+    /**
+     * Expands or collapses the slider panel.
+     */
+    public void setExpanded(boolean expanded)
+    {
+        if(expanded != mIsExpanded)
+        {
+            mIsExpanded = expanded;
+
+            if(expanded)
+            {
+                getChildren().setAll(mExpanded);
+                mExpanded.setOpacity(0);
+                FadeTransition fade = new FadeTransition(FADE_DURATION, mExpanded);
+                fade.setToValue(1.0);
+                fade.play();
+            }
+            else
+            {
+                getChildren().setAll(mCollapsed);
+            }
+        }
+    }
+
+    @Override
+    protected void layoutChildren()
+    {
+        super.layoutChildren();
+
+        if(!mIsExpanded)
+        {
+            //Strip along the right side of the hover area, with the marker at the value position
+            double width = mCollapsed.getWidth();
+            double height = mCollapsed.getHeight();
+            double stripX = width - STRIP_WIDTH - 2;
+            mStrip.resizeRelocate(stripX, 0, STRIP_WIDTH, height);
+
+            double range = mSlider.getMax() - mSlider.getMin();
+            double fraction = range > 0 ? (mSlider.getValue() - mSlider.getMin()) / range : 0;
+            double markerY = (1.0 - fraction) * Math.max(0, height - MARKER_HEIGHT);
+            mMarker.resizeRelocate(stripX - 2, markerY, STRIP_WIDTH + 4, MARKER_HEIGHT);
+        }
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/RenderArea.java

@@ -0,0 +1,32 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+/**
+ * Size of a display section for rendering.
+ *
+ * @param width of the section in pixels
+ * @param height of the section in pixels
+ * @param plotHeight of the area above the bottom inset where the spectrum trace is drawn.  This is the same as the
+ * height for the waterfall.
+ */
+public record RenderArea(double width, double height, double plotHeight)
+{
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectralDisplayConfigPanel.java

@@ -0,0 +1,596 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import io.github.dsheirer.dsp.window.WindowType;
+import io.github.dsheirer.source.tuner.Tuner;
+import io.github.dsheirer.spectrum.DFTSize;
+import java.net.URL;
+import java.util.List;
+import javafx.animation.FadeTransition;
+import javafx.animation.PauseTransition;
+import javafx.beans.binding.Bindings;
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.ReadOnlyBooleanProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+import javafx.geometry.HPos;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Node;
+import javafx.scene.control.ComboBox;
+import javafx.scene.control.Label;
+import javafx.scene.control.MenuButton;
+import javafx.scene.control.RadioMenuItem;
+import javafx.scene.control.ScrollPane;
+import javafx.scene.control.Slider;
+import javafx.scene.control.SeparatorMenuItem;
+import javafx.scene.control.ToggleButton;
+import javafx.scene.control.ToggleGroup;
+import javafx.scene.control.Tooltip;
+import javafx.scene.layout.ColumnConstraints;
+import javafx.scene.layout.GridPane;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.Priority;
+import javafx.scene.layout.Region;
+import javafx.scene.layout.VBox;
+import javafx.util.Duration;
+import javafx.util.StringConverter;
+import jiconfont.icons.font_awesome.FontAwesome;
+import jiconfont.javafx.IconFontFX;
+import jiconfont.javafx.IconNode;
+import org.controlsfx.control.ToggleSwitch;
+
+/**
+ * Translucent configuration panel that floats over the right side of the spectral display.  It shows as a small
+ * settings tab while collapsed and expands while the mouse is over it.  The pin button keeps it expanded.
+ *
+ * Controls: tuner selection, spectrum and waterfall on/off switches, waterfall pause, DFT size, window, frame rate,
+ * averaging, peak hold, the settings of each display layer that has settings, and the color theme.
+ */
+public class SpectralDisplayConfigPanel extends VBox
+{
+    private static final String STYLESHEET = "/spectral_display.css";
+    private static final double PANEL_WIDTH = 360;
+    private static final double SWITCH_WIDTH = 40;
+    private static final java.text.DecimalFormat RESOLUTION_HZ_FORMAT = new java.text.DecimalFormat("0.#");
+    private static final java.text.DecimalFormat RESOLUTION_KHZ_FORMAT = new java.text.DecimalFormat("0.##");
+    private static final Duration COLLAPSE_DELAY = Duration.millis(500);
+    private static final Duration FADE_DURATION = Duration.millis(150);
+
+    static
+    {
+        IconFontFX.register(FontAwesome.getIconFont());
+    }
+
+    private final DftSpectralDisplay mHost;
+    private final TunerSpectralDisplay mTunerSpectralDisplay;
+    private final SpectralDisplay mSpectralDisplay;
+    private final BooleanProperty mExpanded = new SimpleBooleanProperty(false);
+    private final BooleanProperty mPinned = new SimpleBooleanProperty(false);
+    private final PauseTransition mCollapseTimer = new PauseTransition(COLLAPSE_DELAY);
+    private final IconNode mTabIcon = new IconNode(FontAwesome.SLIDERS);
+    private final VBox mExpandedContent = new VBox();
+    private final MenuButton mTunerMenuButton = new MenuButton();
+    private int mPopupsShowing = 0;
+
+    /**
+     * Constructs an instance.
+     * @param host display to configure.  A tuner display adds a tuner menu to the panel.
+     */
+    public SpectralDisplayConfigPanel(DftSpectralDisplay host)
+    {
+        mHost = host;
+        mTunerSpectralDisplay = host instanceof TunerSpectralDisplay tunerDisplay ? tunerDisplay : null;
+        mSpectralDisplay = host.getSpectralDisplay();
+
+        URL stylesheet = SpectralDisplayConfigPanel.class.getResource(STYLESHEET);
+
+        if(stylesheet != null)
+        {
+            getStylesheets().add(stylesheet.toExternalForm());
+        }
+
+        getStyleClass().add("spectral-config-panel");
+        setMaxSize(Region.USE_PREF_SIZE, Region.USE_PREF_SIZE);
+        setFillWidth(true);
+
+        mTabIcon.setIconSize(16);
+        mTabIcon.getStyleClass().add("spectral-config-icon");
+
+        buildExpandedContent();
+
+        mCollapseTimer.setOnFinished(e -> {
+            if(!isHover() && mPopupsShowing == 0 && !mPinned.get())
+            {
+                mExpanded.set(false);
+            }
+        });
+
+        setOnMouseEntered(e -> {
+            mCollapseTimer.stop();
+            mExpanded.set(true);
+        });
+        setOnMouseExited(e -> scheduleCollapse());
+        mExpanded.addListener((ob, ov, nv) -> updateExpanded());
+        mPinned.addListener((ob, ov, nv) -> {
+            if(nv)
+            {
+                mExpanded.set(true);
+            }
+            else
+            {
+                scheduleCollapse();
+            }
+        });
+
+        updateExpanded();
+    }
+
+    /**
+     * Keeps the panel expanded when true.
+     */
+    public BooleanProperty pinnedProperty()
+    {
+        return mPinned;
+    }
+
+    /**
+     * Indicates if the panel is expanded.
+     */
+    public BooleanProperty expandedProperty()
+    {
+        return mExpanded;
+    }
+
+    /**
+     * Releases resources.
+     */
+    public void dispose()
+    {
+        mCollapseTimer.stop();
+    }
+
+    private void scheduleCollapse()
+    {
+        if(!mPinned.get())
+        {
+            mCollapseTimer.playFromStart();
+        }
+    }
+
+    /**
+     * Keeps the panel expanded while a combo box, menu or color picker popup is showing, since the mouse leaves the
+     * panel to use the popup.
+     */
+    private void trackPopup(ReadOnlyBooleanProperty showing)
+    {
+        showing.addListener((ob, ov, nv) -> {
+            mPopupsShowing = Math.max(0, mPopupsShowing + (nv ? 1 : -1));
+
+            if(!nv)
+            {
+                scheduleCollapse();
+            }
+        });
+    }
+
+    private void updateExpanded()
+    {
+        boolean expanded = mExpanded.get() || mPinned.get();
+
+        if(expanded)
+        {
+            getChildren().setAll(mExpandedContent);
+            getStyleClass().remove("collapsed");
+            setPrefWidth(PANEL_WIDTH);
+            mExpandedContent.setOpacity(0);
+            FadeTransition fade = new FadeTransition(FADE_DURATION, mExpandedContent);
+            fade.setToValue(1.0);
+            fade.play();
+        }
+        else
+        {
+            getChildren().setAll(mTabIcon);
+            if(!getStyleClass().contains("collapsed"))
+            {
+                getStyleClass().add("collapsed");
+            }
+            setPrefWidth(Region.USE_COMPUTED_SIZE);
+        }
+    }
+
+    private void buildExpandedContent()
+    {
+        //Header: icon, title and pin button
+        IconNode headerIcon = new IconNode(FontAwesome.SLIDERS);
+        headerIcon.setIconSize(14);
+        headerIcon.getStyleClass().add("spectral-config-icon");
+        Label title = new Label("Display Settings");
+        title.getStyleClass().add("spectral-config-title");
+        Region spacer = new Region();
+        HBox.setHgrow(spacer, Priority.ALWAYS);
+        IconNode pinIcon = new IconNode(FontAwesome.THUMB_TACK);
+        pinIcon.setIconSize(12);
+        pinIcon.getStyleClass().add("spectral-config-icon");
+        ToggleButton pinButton = new ToggleButton(null, pinIcon);
+        pinButton.getStyleClass().add("spectral-config-pin");
+        pinButton.selectedProperty().bindBidirectional(mPinned);
+        pinButton.setTooltip(new Tooltip("Keep the settings panel open"));
+        HBox header = new HBox(6, headerIcon, title, spacer, pinButton);
+        header.setAlignment(Pos.CENTER_LEFT);
+        header.setPadding(new Insets(2, 2, 4, 4));
+
+        GridPane grid = new GridPane();
+        grid.setHgap(8);
+        grid.setVgap(5);
+        grid.setPadding(new Insets(0, 8, 6, 6));
+        ColumnConstraints labelColumn = new ColumnConstraints();
+        labelColumn.setHalignment(HPos.RIGHT);
+        //Labels keep their full width - the controls column absorbs any shortfall
+        labelColumn.setMinWidth(Region.USE_PREF_SIZE);
+        ColumnConstraints controlColumn = new ColumnConstraints();
+        controlColumn.setHgrow(Priority.ALWAYS);
+        controlColumn.setFillWidth(true);
+        grid.getColumnConstraints().addAll(labelColumn, controlColumn);
+        int row = 0;
+
+        //Tuner
+        if(mTunerSpectralDisplay != null)
+        {
+            grid.add(sectionLabel("Source"), 0, row++, 2, 1);
+            mTunerMenuButton.setMaxWidth(Double.MAX_VALUE);
+            mTunerMenuButton.setOnShowing(e -> updateTunerMenu());
+            trackPopup(mTunerMenuButton.showingProperty());
+            mTunerMenuButton.textProperty().bind(Bindings.createStringBinding(() -> {
+                Tuner tuner = mTunerSpectralDisplay.displayedTunerProperty().get();
+                return tuner != null ? tuner.getPreferredName() : "None";
+            }, mTunerSpectralDisplay.displayedTunerProperty()));
+            row = addRow(grid, row, "Tuner", mTunerMenuButton);
+        }
+
+        //Display sections
+        grid.add(sectionLabel("Display"), 0, row++, 2, 1);
+        ToggleSwitch spectrumSwitch = toggleSwitch("Spectrum", mSpectralDisplay.spectrumEnabledProperty());
+        ToggleSwitch waterfallSwitch = toggleSwitch("Waterfall", mSpectralDisplay.waterfallEnabledProperty());
+        ToggleSwitch pauseSwitch = toggleSwitch("Pause", mSpectralDisplay.waterfallPausedProperty());
+        pauseSwitch.disableProperty().bind(mSpectralDisplay.waterfallEnabledProperty().not());
+        pauseSwitch.setTooltip(new Tooltip("Pause the waterfall"));
+        HBox switches = new HBox(12, labeled(spectrumSwitch), labeled(waterfallSwitch), labeled(pauseSwitch));
+        switches.setAlignment(Pos.CENTER);
+        grid.add(switches, 0, row++, 2, 1);
+
+        ComboBox<SpectralDisplayTheme> theme = comboBox(SpectralDisplayTheme.values());
+        theme.valueProperty().bindBidirectional(mSpectralDisplay.themeProperty());
+        theme.setCellFactory(listView -> new ThemeCell());
+        theme.setButtonCell(new ThemeCell());
+        row = addRow(grid, row, "Theme", theme);
+
+        //Layer settings without a section of their own
+        for(SpectralDisplayLayer layer: mSpectralDisplay.getLayers())
+        {
+            if(layer.getConfigurationTitle() == null)
+            {
+                row = addLayerRows(grid, row, layer.getConfigurationRows());
+            }
+        }
+
+        //DFT
+        grid.add(sectionLabel("FFT"), 0, row++, 2, 1);
+        ComboBox<DFTSize> dftSize = comboBox(DFTSize.values());
+        dftSize.setConverter(dftSizeConverter());
+        //Refresh the resolution shown with each size when the sample rate changes
+        mSpectralDisplay.getModel().sampleRateProperty().addListener((ob, ov, nv) ->
+                dftSize.setConverter(dftSizeConverter()));
+        dftSize.setTooltip(new Tooltip("FFT size and the resulting frequency resolution (bandwidth of each bin)"));
+        dftSize.valueProperty().bindBidirectional(mHost.dftSizeProperty());
+        row = addRow(grid, row, "Size", dftSize);
+
+        ComboBox<WindowType> windowType = comboBox(java.util.Arrays.stream(WindowType.values())
+                .filter(DftSpectralDisplay::isWindowSupported).toArray(WindowType[]::new));
+        windowType.valueProperty().bindBidirectional(mHost.windowTypeProperty());
+        row = addRow(grid, row, "Window", windowType);
+
+        ComboBox<Integer> frameRate = new ComboBox<>();
+        for(int rate: DftSpectralDisplay.FRAME_RATES)
+        {
+            frameRate.getItems().add(rate);
+        }
+        if(!frameRate.getItems().contains(mHost.frameRateProperty().get()))
+        {
+            frameRate.getItems().add(mHost.frameRateProperty().get());
+            frameRate.getItems().sort(Integer::compare);
+        }
+        frameRate.setMaxWidth(Double.MAX_VALUE);
+        frameRate.setConverter(converter(rate -> rate + " fps"));
+        frameRate.setValue(mHost.frameRateProperty().get());
+        frameRate.valueProperty().addListener((ob, ov, nv) -> {
+            if(nv != null)
+            {
+                mHost.frameRateProperty().set(nv);
+            }
+        });
+        trackPopup(frameRate.showingProperty());
+        row = addRow(grid, row, "Frame Rate", frameRate);
+
+        Slider averaging = new Slider(SpectralDisplay.AVERAGING_MINIMUM, SpectralDisplay.AVERAGING_MAXIMUM,
+                mSpectralDisplay.averagingProperty().get());
+        averaging.setBlockIncrement(1);
+        averaging.setMajorTickUnit(1);
+        averaging.setMinorTickCount(0);
+        averaging.setSnapToTicks(true);
+        averaging.valueProperty().addListener((ob, ov, nv) ->
+                mSpectralDisplay.averagingProperty().set((int)Math.round(nv.doubleValue())));
+        HBox.setHgrow(averaging, Priority.ALWAYS);
+        Label fast = new Label("Fast");
+        fast.getStyleClass().add("spectral-config-hint");
+        Label slow = new Label("Slow");
+        slow.getStyleClass().add("spectral-config-hint");
+        HBox averagingBox = new HBox(4, fast, averaging, slow);
+        averagingBox.setAlignment(Pos.CENTER_LEFT);
+        Tooltip.install(averagingBox, new Tooltip("Spectrum averaging: signals rise quickly and fade slowly.  " +
+                "Slower settings give a steadier noise floor."));
+        row = addRow(grid, row, "Averaging", averagingBox);
+
+        ConfigurationRow peakHold = ConfigurationRow.toggle("Peak Hold", mSpectralDisplay.peakHoldProperty());
+        Tooltip.install(peakHold.control(), new Tooltip("Show a line at the recent peak of each frequency, " +
+                "falling slowly"));
+        row = addRow(grid, row, peakHold.label(), peakHold.control());
+
+        //Layer settings
+        for(SpectralDisplayLayer layer: mSpectralDisplay.getLayers())
+        {
+            List<ConfigurationRow> rows = layer.getConfigurationRows();
+
+            if(layer.getConfigurationTitle() != null && rows != null && !rows.isEmpty())
+            {
+                grid.add(sectionLabel(layer.getConfigurationTitle()), 0, row++, 2, 1);
+                row = addLayerRows(grid, row, rows);
+            }
+        }
+
+        VBox content = new VBox(4, grid);
+        content.setPadding(new Insets(0, 0, 4, 0));
+
+        ScrollPane scrollPane = new ScrollPane(content);
+        scrollPane.setFitToWidth(true);
+        scrollPane.setHbarPolicy(ScrollPane.ScrollBarPolicy.NEVER);
+        scrollPane.setVbarPolicy(ScrollPane.ScrollBarPolicy.AS_NEEDED);
+        scrollPane.getStyleClass().add("spectral-config-scroll");
+
+        //Limit the panel to the display height and scroll the controls when they don't fit
+        scrollPane.prefViewportHeightProperty().bind(content.heightProperty());
+        scrollPane.maxHeightProperty().bind(Bindings.max(40, mHost.heightProperty()
+                .subtract(header.heightProperty()).subtract(24)));
+
+        mExpandedContent.getChildren().addAll(header, scrollPane);
+    }
+
+    /**
+     * Converter that labels each DFT size with its bin bandwidth at the current sample rate.
+     */
+    private StringConverter<DFTSize> dftSizeConverter()
+    {
+        return converter(size -> {
+            int sampleRate = mSpectralDisplay.getModel().getSampleRate();
+
+            if(sampleRate <= 0)
+            {
+                return size.getLabel();
+            }
+
+            return size.getLabel() + " \u00B7 " + formatResolution((double)sampleRate / size.getSize());
+        });
+    }
+
+    /**
+     * Formats a bin bandwidth in Hz or kHz.
+     */
+    static String formatResolution(double hertz)
+    {
+        if(hertz >= 1000.0)
+        {
+            return RESOLUTION_KHZ_FORMAT.format(hertz / 1000.0) + " kHz/bin";
+        }
+
+        return RESOLUTION_HZ_FORMAT.format(hertz) + " Hz/bin";
+    }
+
+    /**
+     * Rebuilds the tuner menu with the currently available tuners.
+     */
+    private void updateTunerMenu()
+    {
+        mTunerMenuButton.getItems().clear();
+        ToggleGroup group = new ToggleGroup();
+        Tuner current = mTunerSpectralDisplay.displayedTunerProperty().get();
+        List<Tuner> tuners = mTunerSpectralDisplay.getAvailableTuners();
+
+        for(Tuner tuner: tuners)
+        {
+            RadioMenuItem item = new RadioMenuItem(tuner.getPreferredName());
+            item.setToggleGroup(group);
+            item.setSelected(tuner == current);
+            item.setOnAction(e -> mTunerSpectralDisplay.tunerSelected(tuner));
+            mTunerMenuButton.getItems().add(item);
+        }
+
+        if(!tuners.isEmpty())
+        {
+            mTunerMenuButton.getItems().add(new SeparatorMenuItem());
+        }
+
+        RadioMenuItem none = new RadioMenuItem("None");
+        none.setToggleGroup(group);
+        none.setSelected(current == null);
+        none.setOnAction(e -> mTunerSpectralDisplay.tunerSelected(null));
+        mTunerMenuButton.getItems().add(none);
+    }
+
+    /**
+     * Adds a layer's configuration rows to the grid.
+     * @return next row index
+     */
+    private int addLayerRows(GridPane grid, int row, List<ConfigurationRow> rows)
+    {
+        if(rows != null)
+        {
+            for(ConfigurationRow configurationRow: rows)
+            {
+                if(configurationRow.control() instanceof ComboBox<?> comboBox)
+                {
+                    trackPopup(comboBox.showingProperty());
+                }
+
+                row = addRow(grid, row, configurationRow.label(), configurationRow.control());
+            }
+        }
+
+        return row;
+    }
+
+    private int addRow(GridPane grid, int row, String label, Node control)
+    {
+        grid.add(new Label(label), 0, row);
+        grid.add(control, 1, row);
+        GridPane.setHgrow(control, Priority.ALWAYS);
+        return row + 1;
+    }
+
+    private static Label sectionLabel(String text)
+    {
+        Label label = new Label(text);
+        label.getStyleClass().add("spectral-config-section");
+        return label;
+    }
+
+    /**
+     * Places the switch's text in a label to the left of the switch.  The switch's own text adds a wide gap.
+     */
+    private static HBox labeled(ToggleSwitch toggleSwitch)
+    {
+        Label label = new Label(toggleSwitch.getText());
+        label.setMinWidth(Region.USE_PREF_SIZE);
+        label.disableProperty().bind(toggleSwitch.disabledProperty());
+        label.setOnMouseClicked(e -> {
+            if(!toggleSwitch.isDisabled())
+            {
+                toggleSwitch.setSelected(!toggleSwitch.isSelected());
+            }
+        });
+        toggleSwitch.setText(null);
+        //The switch skin reserves space for its text even when there is none, so size it to the thumb track
+        toggleSwitch.setMinWidth(SWITCH_WIDTH);
+        toggleSwitch.setPrefWidth(SWITCH_WIDTH);
+        toggleSwitch.setMaxWidth(SWITCH_WIDTH);
+        HBox box = new HBox(4, label, toggleSwitch);
+        box.setAlignment(Pos.CENTER_LEFT);
+        return box;
+    }
+
+    private static ToggleSwitch toggleSwitch(String text, BooleanProperty property)
+    {
+        ToggleSwitch toggleSwitch = new ToggleSwitch(text);
+        toggleSwitch.selectedProperty().bindBidirectional(property);
+        return toggleSwitch;
+    }
+
+    @SafeVarargs
+    private <T> ComboBox<T> comboBox(T... values)
+    {
+        ComboBox<T> comboBox = new ComboBox<>();
+        comboBox.getItems().addAll(values);
+        comboBox.setMaxWidth(Double.MAX_VALUE);
+        trackPopup(comboBox.showingProperty());
+        return comboBox;
+    }
+
+    private static <T> StringConverter<T> converter(java.util.function.Function<T,String> function)
+    {
+        return new StringConverter<>()
+        {
+            @Override
+            public String toString(T value)
+            {
+                return value != null ? function.apply(value) : "";
+            }
+
+            @Override
+            public T fromString(String string)
+            {
+                return null;
+            }
+        };
+    }
+
+    /**
+     * Theme list cell with a preview swatch: the spectrum background, a channel highlight and the waterfall palette.
+     */
+    private static class ThemeCell extends javafx.scene.control.ListCell<SpectralDisplayTheme>
+    {
+        private static final double SWATCH_WIDTH = 44;
+        private static final double SWATCH_HEIGHT = 12;
+
+        @Override
+        protected void updateItem(SpectralDisplayTheme theme, boolean empty)
+        {
+            super.updateItem(theme, empty);
+
+            if(empty || theme == null)
+            {
+                setText(null);
+                setGraphic(null);
+                return;
+            }
+
+            setText(theme.getLabel());
+            setGraphic(createSwatch(theme));
+            setGraphicTextGap(8);
+        }
+
+        private static Node createSwatch(SpectralDisplayTheme theme)
+        {
+            javafx.scene.canvas.Canvas canvas = new javafx.scene.canvas.Canvas(SWATCH_WIDTH, SWATCH_HEIGHT);
+            javafx.scene.canvas.GraphicsContext gc = canvas.getGraphicsContext2D();
+            double half = SWATCH_WIDTH / 2.0;
+
+            //Left half: spectrum background, trace fill and a processing channel highlight
+            gc.setFill(theme.getBackground());
+            gc.fillRect(0, 0, half, SWATCH_HEIGHT);
+            gc.setFill(theme.getChannelProcessing());
+            gc.fillRect(half * 0.55, 0, half * 0.3, SWATCH_HEIGHT);
+            gc.setFill(theme.getGradientBottom());
+            gc.fillRect(0, SWATCH_HEIGHT * 0.65, half, SWATCH_HEIGHT * 0.35);
+            gc.setStroke(theme.getTrace());
+            gc.strokeLine(0, SWATCH_HEIGHT * 0.65, half, SWATCH_HEIGHT * 0.65);
+
+            //Right half: waterfall palette from the noise floor to the strongest signal
+            for(int x = 0; x < half; x++)
+            {
+                int index = (int)Math.round(x / (half - 1) * (WaterfallPalette.SIZE - 1));
+                gc.setFill(WaterfallPalette.toColor(theme.getWaterfallColor(index)));
+                gc.fillRect(half + x, 0, 1, SWATCH_HEIGHT);
+            }
+
+            gc.setStroke(javafx.scene.paint.Color.gray(0.5, 0.8));
+            gc.strokeRect(0.5, 0.5, SWATCH_WIDTH - 1, SWATCH_HEIGHT - 1);
+            return canvas;
+        }
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectralDisplayLayer.java

@@ -0,0 +1,174 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import java.util.Collections;
+import java.util.List;
+import javafx.scene.canvas.GraphicsContext;
+import javafx.scene.control.MenuItem;
+
+/**
+ * Optional layer that draws on the spectral display.  The display calls the render methods on the JavaFX application
+ * thread each time it redraws, in the order the layers were added.  Override only the methods the layer needs.
+ *
+ * Spectrum drawing order: background color, each layer's background, spectrum trace, each layer's foreground.
+ * Waterfall drawing order: waterfall image, each layer's waterfall overlay.
+ */
+public abstract class SpectralDisplayLayer
+{
+    private SpectralDisplay mSpectralDisplay;
+
+    /**
+     * Called by the display when the layer is added.
+     */
+    void attach(SpectralDisplay spectralDisplay)
+    {
+        mSpectralDisplay = spectralDisplay;
+        attached();
+    }
+
+    /**
+     * Called by the display when the layer is removed.
+     */
+    void detach()
+    {
+        detached();
+        mSpectralDisplay = null;
+    }
+
+    /**
+     * Hook for subclasses after the layer is added to a display.
+     */
+    protected void attached()
+    {
+    }
+
+    /**
+     * Hook for subclasses before the layer is removed from a display.
+     */
+    protected void detached()
+    {
+    }
+
+    /**
+     * Display this layer is added to, or null.
+     */
+    protected SpectralDisplay getSpectralDisplay()
+    {
+        return mSpectralDisplay;
+    }
+
+    /**
+     * Frequency model of the display this layer is added to, or null.
+     */
+    protected SpectralDisplayModel getModel()
+    {
+        return mSpectralDisplay != null ? mSpectralDisplay.getModel() : null;
+    }
+
+    /**
+     * Asks the display to redraw on the next frame.  Safe to call from any thread.
+     */
+    protected void requestRender()
+    {
+        if(mSpectralDisplay != null)
+        {
+            mSpectralDisplay.requestRender();
+        }
+    }
+
+    /**
+     * Pixels this layer needs along the bottom of the spectrum section, below the spectrum plot.  The display reserves
+     * the largest inset that any layer asks for.
+     */
+    public double getSpectrumBottomInset()
+    {
+        return 0;
+    }
+
+    /**
+     * Draws behind the spectrum trace.
+     */
+    public void renderSpectrumBackground(GraphicsContext gc, RenderArea area)
+    {
+    }
+
+    /**
+     * Draws on top of the spectrum trace.
+     */
+    public void renderSpectrumForeground(GraphicsContext gc, RenderArea area)
+    {
+    }
+
+    /**
+     * Draws on top of the waterfall.
+     */
+    public void renderWaterfall(GraphicsContext gc, RenderArea area)
+    {
+    }
+
+    /**
+     * Indicates if this layer draws its own callout in place of the cursor readout for the mouse position, so the
+     * frequency layer skips the readout.  The callout should start with the {@link CursorReadout} lines and use its
+     * placement.  Called on the JavaFX application thread before the layers draw the section under the mouse.
+     * @param cursor mouse position
+     * @param area of the section under the mouse
+     */
+    public boolean replacesCursorReadout(DisplayCursor cursor, RenderArea area)
+    {
+        return false;
+    }
+
+    /**
+     * Context menu items for a right-click at the frequency.
+     * @param section that was clicked
+     * @param frequency under the mouse
+     * @return menu items, or an empty list
+     */
+    public List<MenuItem> getContextMenuItems(DisplaySection section, long frequency)
+    {
+        return Collections.emptyList();
+    }
+
+    /**
+     * Title of this layer's section in the configuration panel, or null to place the layer's rows in the panel's
+     * Display section instead of a section of their own.
+     */
+    public String getConfigurationTitle()
+    {
+        return getClass().getSimpleName();
+    }
+
+    /**
+     * Labeled controls for this layer's section of the configuration panel, or an empty list if the layer has no
+     * settings.
+     */
+    public List<ConfigurationRow> getConfigurationRows()
+    {
+        return Collections.emptyList();
+    }
+
+    /**
+     * Releases resources and listeners.
+     */
+    public void dispose()
+    {
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectralDisplayModel.java

@@ -0,0 +1,316 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import javafx.beans.property.DoubleProperty;
+import javafx.beans.property.IntegerProperty;
+import javafx.beans.property.LongProperty;
+import javafx.beans.property.SimpleDoubleProperty;
+import javafx.beans.property.SimpleIntegerProperty;
+import javafx.beans.property.SimpleLongProperty;
+
+/**
+ * Frequency and zoom state shared by the spectrum, the waterfall and the display layers, with the conversions
+ * between frequency, DFT bin and screen position.  Access this model only on the JavaFX application thread.
+ *
+ * DFT bins are in display order (after the half swap) so bin 0 is the lowest frequency and bin (size / 2) is the
+ * center frequency.  The center of bin i is at minimum frequency + (i * bin width).  The display shows the bins
+ * [zoom offset, zoom offset + visible bin count) and each visible bin covers an equal share of the screen width.
+ */
+public class SpectralDisplayModel
+{
+    public static final int MIN_ZOOM = 0;
+    public static final int MAX_ZOOM = 6;
+
+    private final LongProperty mCenterFrequency = new SimpleLongProperty(0);
+    private final IntegerProperty mSampleRate = new SimpleIntegerProperty(0);
+    private final IntegerProperty mBinCount = new SimpleIntegerProperty(4096);
+    private final IntegerProperty mZoom = new SimpleIntegerProperty(MIN_ZOOM);
+    private final DoubleProperty mZoomOffset = new SimpleDoubleProperty(0);
+    private final DoubleProperty mSampleSize = new SimpleDoubleProperty(16.0);
+    private final DoubleProperty mNoiseBandwidth = new SimpleDoubleProperty(0);
+
+    /**
+     * Constructs an instance.
+     */
+    public SpectralDisplayModel()
+    {
+    }
+
+    /**
+     * Center frequency of the source in Hertz.
+     */
+    public LongProperty centerFrequencyProperty()
+    {
+        return mCenterFrequency;
+    }
+
+    public long getCenterFrequency()
+    {
+        return mCenterFrequency.get();
+    }
+
+    /**
+     * Sample rate (bandwidth) of the source in Hertz.
+     */
+    public IntegerProperty sampleRateProperty()
+    {
+        return mSampleRate;
+    }
+
+    public int getSampleRate()
+    {
+        return mSampleRate.get();
+    }
+
+    /**
+     * Number of DFT bins in each result set.
+     */
+    public IntegerProperty binCountProperty()
+    {
+        return mBinCount;
+    }
+
+    public int getBinCount()
+    {
+        return mBinCount.get();
+    }
+
+    /**
+     * Sets the bin count and keeps the same frequency at the left edge of the zoom window.
+     */
+    public void setBinCount(int binCount)
+    {
+        if(binCount > 0 && binCount != getBinCount())
+        {
+            double ratio = getZoomOffset() / (double)getBinCount();
+            mBinCount.set(binCount);
+            setZoomOffset(ratio * binCount);
+        }
+    }
+
+    /**
+     * Zoom level where the zoom multiplier is 2 ^ zoom.
+     */
+    public IntegerProperty zoomProperty()
+    {
+        return mZoom;
+    }
+
+    public int getZoom()
+    {
+        return mZoom.get();
+    }
+
+    public int getZoomMultiplier()
+    {
+        return 1 << getZoom();
+    }
+
+    /**
+     * Index of the first DFT bin shown at the left edge of the display.
+     */
+    public DoubleProperty zoomOffsetProperty()
+    {
+        return mZoomOffset;
+    }
+
+    public double getZoomOffset()
+    {
+        return mZoomOffset.get();
+    }
+
+    /**
+     * Sets the zoom window offset, limited so the zoom window stays inside the DFT bins.
+     */
+    public void setZoomOffset(double offset)
+    {
+        double max = getBinCount() - getVisibleBinCount();
+        mZoomOffset.set(Math.max(0, Math.min(max, offset)));
+    }
+
+    /**
+     * Source sample size in bits, which sets the dB range of the spectrum plot.
+     */
+    public DoubleProperty sampleSizeProperty()
+    {
+        return mSampleSize;
+    }
+
+    /**
+     * Equivalent noise bandwidth of the DFT window, in bins, for dBFS data.  When set, the spectrum plot extends
+     * below the sample dynamic range by the DFT processing gain, since the noise in each bin is that much lower than
+     * the total noise.  Zero (the default) for data that doesn't include the processing gain.
+     */
+    public DoubleProperty noiseBandwidthProperty()
+    {
+        return mNoiseBandwidth;
+    }
+
+    /**
+     * DFT processing gain in dB: 10 * log10(bin count / window noise bandwidth), or zero when the noise bandwidth is
+     * not set.
+     */
+    public double getProcessingGain()
+    {
+        double noiseBandwidth = mNoiseBandwidth.get();
+        return noiseBandwidth > 0 ? 10.0 * Math.log10(getBinCount() / noiseBandwidth) : 0.0;
+    }
+
+    /**
+     * Range of the spectrum plot in dB below full scale.  The bottom of the plot is at minus this value.  The range is
+     * the dynamic range of the source sample size plus the DFT processing gain.
+     */
+    public double getDynamicRange()
+    {
+        return 20.0 * Math.log10(Math.pow(2.0, mSampleSize.get() - 1.0)) + getProcessingGain();
+    }
+
+    /**
+     * Indicates if a source frequency and sample rate are set.
+     */
+    public boolean hasSource()
+    {
+        return getSampleRate() > 0;
+    }
+
+    /**
+     * Number of DFT bins in the zoom window.
+     */
+    public int getVisibleBinCount()
+    {
+        return Math.max(1, getBinCount() / getZoomMultiplier());
+    }
+
+    /**
+     * Width of each DFT bin in Hertz.
+     */
+    public double getBinWidth()
+    {
+        return (double)getSampleRate() / (double)getBinCount();
+    }
+
+    /**
+     * Lowest frequency of the source.
+     */
+    public long getMinFrequency()
+    {
+        return getCenterFrequency() - (getSampleRate() / 2);
+    }
+
+    /**
+     * Highest frequency of the source.
+     */
+    public long getMaxFrequency()
+    {
+        return getCenterFrequency() + (getSampleRate() / 2);
+    }
+
+    /**
+     * Frequency at the left edge of the display.
+     */
+    public double getDisplayMinFrequency()
+    {
+        return getMinFrequency() + ((getZoomOffset() - 0.5) * getBinWidth());
+    }
+
+    /**
+     * Frequency at the right edge of the display.
+     */
+    public double getDisplayMaxFrequency()
+    {
+        return getDisplayMinFrequency() + getDisplayBandwidth();
+    }
+
+    /**
+     * Bandwidth shown across the display, in Hertz.
+     */
+    public double getDisplayBandwidth()
+    {
+        return getVisibleBinCount() * getBinWidth();
+    }
+
+    /**
+     * Screen x position of the frequency.
+     * @param frequency in Hertz
+     * @param width of the display in pixels
+     */
+    public double getX(double frequency, double width)
+    {
+        double bandwidth = getDisplayBandwidth();
+
+        if(bandwidth <= 0)
+        {
+            return 0;
+        }
+
+        return (frequency - getDisplayMinFrequency()) / bandwidth * width;
+    }
+
+    /**
+     * Frequency at the screen x position.
+     * @param x position in pixels
+     * @param width of the display in pixels
+     */
+    public long getFrequency(double x, double width)
+    {
+        if(width <= 0)
+        {
+            return getCenterFrequency();
+        }
+
+        return Math.round(getDisplayMinFrequency() + (x / width * getDisplayBandwidth()));
+    }
+
+    /**
+     * Pixel width of one DFT bin at the current zoom.
+     */
+    public double getPixelsPerBin(double width)
+    {
+        return width / getVisibleBinCount();
+    }
+
+    /**
+     * Changes the zoom level and keeps the frequency at the same screen position.
+     * @param zoom level, limited to MIN_ZOOM - MAX_ZOOM
+     * @param frequency to hold in place
+     * @param xFraction screen position of the frequency as a fraction (0 - 1.0) of the display width
+     */
+    public void setZoom(int zoom, long frequency, double xFraction)
+    {
+        zoom = Math.max(MIN_ZOOM, Math.min(MAX_ZOOM, zoom));
+
+        if(zoom != getZoom())
+        {
+            double bin = hasSource() ? ((frequency - getMinFrequency()) / getBinWidth()) + 0.5 : getBinCount() / 2.0;
+            mZoom.set(zoom);
+            setZoomOffset(bin - (xFraction * getVisibleBinCount()));
+        }
+    }
+
+    /**
+     * Resets the zoom to the full source bandwidth.
+     */
+    public void resetZoom()
+    {
+        mZoom.set(MIN_ZOOM);
+        setZoomOffset(0);
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectralDisplayPanel.java

@@ -0,0 +1,190 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import io.github.dsheirer.gui.theme.ThemeManager;
+import io.github.dsheirer.playlist.PlaylistManager;
+import io.github.dsheirer.properties.SystemProperties;
+import io.github.dsheirer.source.tuner.Tuner;
+import io.github.dsheirer.source.tuner.TunerEvent;
+import io.github.dsheirer.source.tuner.ui.DiscoveredTunerModel;
+import io.github.dsheirer.util.ThreadPool;
+import java.awt.EventQueue;
+import javafx.application.Platform;
+import javafx.embed.swing.JFXPanel;
+import javafx.scene.Scene;
+
+/**
+ * Swing panel that holds the JavaFX tuner spectral display for the main application window.
+ *
+ * The JavaFX display is created on the JavaFX application thread after construction.  A tuner requested before the
+ * display exists is shown once the display is ready.
+ */
+public class SpectralDisplayPanel extends JFXPanel
+{
+    private final DiscoveredTunerModel mDiscoveredTunerModel;
+    private TunerSpectralDisplay mTunerSpectralDisplay;
+    private Tuner mPendingTuner;
+    private boolean mDisposed;
+
+    /**
+     * Constructs an instance.
+     * @param playlistManager for the channels
+     * @param discoveredTunerModel for the list of tuners
+     */
+    public SpectralDisplayPanel(PlaylistManager playlistManager, DiscoveredTunerModel discoveredTunerModel)
+    {
+        mDiscoveredTunerModel = discoveredTunerModel;
+        Platform.setImplicitExit(false);
+
+        Platform.runLater(() -> {
+            TunerSpectralDisplay display = new TunerSpectralDisplay(playlistManager, discoveredTunerModel, true);
+            display.setTunerSelectionHandler(this::tunerSelected);
+            Scene scene = new Scene(display);
+            ThemeManager.getInstance().register(scene);
+            setScene(scene);
+
+            Tuner pending;
+
+            synchronized(SpectralDisplayPanel.this)
+            {
+                if(mDisposed)
+                {
+                    ThreadPool.CACHED.submit(display::dispose);
+                    return;
+                }
+
+                mTunerSpectralDisplay = display;
+                pending = mPendingTuner;
+                mPendingTuner = null;
+            }
+
+            if(pending != null)
+            {
+                ThreadPool.CACHED.submit(() -> display.showTuner(pending));
+            }
+        });
+    }
+
+    /**
+     * Handles a tuner selection in the configuration panel.  Selecting a tuner turns the main spectral display on and
+     * selecting no tuner turns it off, the same as the View menu.
+     */
+    private void tunerSelected(Tuner tuner)
+    {
+        //Broadcast on the Swing event thread, the same as the Swing tuner menu items, since listeners update Swing
+        EventQueue.invokeLater(() -> {
+            if(tuner != null)
+            {
+                SystemProperties.getInstance().set(TunerSpectralDisplay.SPECTRAL_DISPLAY_ENABLED, true);
+                mDiscoveredTunerModel.broadcast(new TunerEvent(tuner, TunerEvent.Event.REQUEST_MAIN_SPECTRAL_DISPLAY));
+            }
+            else
+            {
+                SystemProperties.getInstance().set(TunerSpectralDisplay.SPECTRAL_DISPLAY_ENABLED, false);
+                mDiscoveredTunerModel.broadcast(new TunerEvent(getTuner(),
+                        TunerEvent.Event.REQUEST_CLEAR_MAIN_SPECTRAL_DISPLAY));
+            }
+        });
+    }
+
+    /**
+     * Shows the tuner in the display.  Can block while the tuner starts its sample stream.
+     */
+    public void showTuner(Tuner tuner)
+    {
+        TunerSpectralDisplay display;
+
+        synchronized(this)
+        {
+            if(mTunerSpectralDisplay == null)
+            {
+                mPendingTuner = tuner;
+                return;
+            }
+
+            display = mTunerSpectralDisplay;
+        }
+
+        display.showTuner(tuner);
+    }
+
+    /**
+     * Stops showing the current tuner.
+     */
+    public void clearTuner()
+    {
+        TunerSpectralDisplay display;
+
+        synchronized(this)
+        {
+            if(mTunerSpectralDisplay == null)
+            {
+                mPendingTuner = null;
+                return;
+            }
+
+            display = mTunerSpectralDisplay;
+        }
+
+        display.clearTuner();
+    }
+
+    /**
+     * Currently displayed tuner, or null.
+     */
+    public Tuner getTuner()
+    {
+        TunerSpectralDisplay display;
+
+        synchronized(this)
+        {
+            if(mTunerSpectralDisplay == null)
+            {
+                return mPendingTuner;
+            }
+
+            display = mTunerSpectralDisplay;
+        }
+
+        return display.getTuner();
+    }
+
+    /**
+     * Stops showing the tuner and releases resources.
+     */
+    public void dispose()
+    {
+        TunerSpectralDisplay display;
+
+        synchronized(this)
+        {
+            mDisposed = true;
+            display = mTunerSpectralDisplay;
+            mTunerSpectralDisplay = null;
+            mPendingTuner = null;
+        }
+
+        if(display != null)
+        {
+            display.dispose();
+        }
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectralDisplayTheme.java

@@ -0,0 +1,263 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import javafx.scene.paint.Color;
+
+/**
+ * Color themes for the spectral display.  Each theme sets every display color and the waterfall palette, so the user
+ * picks one theme instead of setting each color.
+ *
+ * Color blind safe themes use perceptually uniform waterfall palettes (viridis, cividis, inferno) that keep an even
+ * brightness ramp for each type of color vision deficiency, and Okabe-Ito colors for the channel highlights, which
+ * also differ in brightness so they don't rely on hue alone.
+ */
+public enum SpectralDisplayTheme
+{
+    CLASSIC("Classic", Group.STANDARD,
+            "#000000", "#FFFFFF80", "#00FF0080", "#FFFFFF80", "#C0C0C080", "#FFC800",
+            "#C0C0C03C", "#00FF003C", "#0000FF3C", "#FFFF00",
+            WaterfallPalette.classic()),
+
+    DARK("Dark", Group.STANDARD,
+            "#121417", "#64B5F68C", "#1565C059", "#90CAF9E6", "#8A939ECC", "#FFCA28",
+            "#9AA4B138", "#26A69A59", "#7E57C273", "#FFEE58",
+            WaterfallPalette.gradient("#0B0E24", "#152A6B", "#1F5FA8", "#2BA3B8", "#7BD389", "#F2E35B", "#F28C38",
+                    "#E8443A")),
+
+    MEDIUM("Medium", Group.STANDARD,
+            "#3A3F47", "#E0E6EE99", "#8FA8C866", "#F0F4F8E6", "#C4CCD6CC", "#FFB74D",
+            "#C4CCD640", "#66BB6A66", "#42A5F573", "#FFF176",
+            WaterfallPalette.gradient("#2A2F38", "#31527A", "#3C8DAD", "#7BC8A4", "#F2D06B", "#F08A4B", "#E04F5F")),
+
+    LIGHT("Light", Group.STANDARD,
+            "#F7F8FA", "#1E88E559", "#90CAF940", "#1565C0", "#5F6B7AE6", "#D84315",
+            "#607D8B2E", "#43A0474D", "#1E88E54D", "#E65100",
+            WaterfallPalette.gradient("#FFFFFF", "#DCEBF7", "#9CC9E8", "#4F9BD0", "#1F6AA5", "#0B3C73", "#061A40")),
+
+    GREEN_PHOSPHOR("Green Phosphor", Group.MONOCHROME,
+            "#000A00", "#33FF6673", "#00661A59", "#66FF8C", "#2E9E4AD9", "#CCFFCC",
+            "#1F7A354D", "#33FF664D", "#B3FFC666", "#CCFFCC",
+            WaterfallPalette.gradient("#000A00", "#00290A", "#005C1A", "#00A332", "#33FF66", "#CCFFD9")),
+
+    AMBER("Amber", Group.MONOCHROME,
+            "#0D0700", "#FFB00073", "#7A4A0059", "#FFC233", "#B07A10D9", "#FFF0C2",
+            "#8A5A004D", "#FFB00047", "#FFE08A66", "#FFF0C2",
+            WaterfallPalette.gradient("#0D0700", "#2E1A00", "#5C3600", "#A66300", "#FFB000", "#FFE6A6")),
+
+    GRAYSCALE("Grayscale", Group.MONOCHROME,
+            "#000000", "#FFFFFF80", "#60606066", "#FFFFFFD9", "#A0A0A0D9", "#FFFFFF",
+            "#80808040", "#C0C0C04D", "#FFFFFF66", "#FFFFFF",
+            WaterfallPalette.gradient("#000000", "#404040", "#808080", "#C0C0C0", "#FFFFFF")),
+
+    HIGH_CONTRAST_DARK("High Contrast Dark", Group.HIGH_CONTRAST,
+            "#000000", "#FFFFFFBF", "#FFFFFF59", "#FFFFFF", "#FFFFFF", "#FFFF00",
+            "#FFFFFF2E", "#00FF0059", "#00FFFF66", "#FF00FF",
+            WaterfallPalette.gradient("#000000", "#0000FF", "#00FFFF", "#FFFF00", "#FFFFFF")),
+
+    HIGH_CONTRAST_LIGHT("High Contrast Light", Group.HIGH_CONTRAST,
+            "#FFFFFF", "#00000099", "#00000040", "#000000", "#000000", "#D00000",
+            "#0000001F", "#0080004D", "#0000FF4D", "#C000C0",
+            WaterfallPalette.gradient("#FFFFFF", "#FFFF00", "#FF8000", "#C00000", "#000000")),
+
+    VIRIDIS("Viridis (red/green color blind)", Group.COLOR_BLIND,
+            "#0A0A12", "#FDE72573", "#21918C59", "#FDE725", "#A0A0B0D9", "#FFFFFF",
+            "#A0A0A038", "#0072B273", "#E69F0073", "#CC79A7",
+            WaterfallPalette.gradient("#440154", "#482878", "#3E4A89", "#31688E", "#26828E", "#1F9E89", "#35B779",
+                    "#6DCD59", "#B4DE2C", "#FDE725")),
+
+    CIVIDIS("Cividis (red/green color blind)", Group.COLOR_BLIND,
+            "#00122E", "#FEE83873", "#575D6D66", "#FEE838", "#A9B0BFD9", "#FFFFFF",
+            "#A9B0BF38", "#56B4E966", "#E69F0073", "#CC79A7",
+            WaterfallPalette.gradient("#00224E", "#123570", "#3B496C", "#575D6D", "#707173", "#8A8779", "#A69D75",
+                    "#C4B56C", "#E4CF5B", "#FEE838")),
+
+    INFERNO("Inferno (blue/yellow color blind)", Group.COLOR_BLIND,
+            "#000004", "#FCFFA473", "#BC375466", "#FCFFA4", "#B0A8B8D9", "#FFFFFF",
+            "#A0A0A038", "#D55E0073", "#56B4E973", "#FFFFFF",
+            WaterfallPalette.gradient("#000004", "#1B0C41", "#4A0C6B", "#781C6D", "#A52C60", "#CF4446", "#ED6925",
+                    "#FB9B06", "#F7D13D", "#FCFFA4"));
+
+    /**
+     * Theme groups, for ordering and labeling in the theme selection list.
+     */
+    public enum Group
+    {
+        STANDARD,
+        MONOCHROME,
+        HIGH_CONTRAST,
+        COLOR_BLIND;
+    }
+
+    private final String mLabel;
+    private final Group mGroup;
+    private final Color mBackground;
+    private final Color mGradientTop;
+    private final Color mGradientBottom;
+    private final Color mTrace;
+    private final Color mLine;
+    private final Color mCursor;
+    private final Color mChannel;
+    private final Color mChannelProcessing;
+    private final Color mChannelSelected;
+    private final Color mCorrection;
+    private final int[] mWaterfallPalette;
+
+    /**
+     * Constructs a theme.  Colors are web color strings with an optional alpha byte (#RRGGBBAA).
+     * @param label to show to the user
+     * @param group the theme belongs to
+     * @param background of the spectrum
+     * @param gradientTop of the spectrum fill, at the middle of the spectrum height
+     * @param gradientBottom of the spectrum fill, at the bottom of the spectrum
+     * @param trace line along the top of the spectrum fill
+     * @param line color of the axis, grid lines and text
+     * @param cursor line and readout color
+     * @param channel fill for channels that are not processing
+     * @param channelProcessing fill for processing channels
+     * @param channelSelected fill for the selected channel
+     * @param correction color of the channel frequency correction marker
+     * @param waterfallPalette 256 ARGB colors from the noise floor to the strongest signal
+     */
+    SpectralDisplayTheme(String label, Group group, String background, String gradientTop, String gradientBottom,
+                         String trace, String line, String cursor, String channel, String channelProcessing,
+                         String channelSelected, String correction, int[] waterfallPalette)
+    {
+        mLabel = label;
+        mGroup = group;
+        mBackground = Color.web(background);
+        mGradientTop = Color.web(gradientTop);
+        mGradientBottom = Color.web(gradientBottom);
+        mTrace = Color.web(trace);
+        mLine = Color.web(line);
+        mCursor = Color.web(cursor);
+        mChannel = Color.web(channel);
+        mChannelProcessing = Color.web(channelProcessing);
+        mChannelSelected = Color.web(channelSelected);
+        mCorrection = Color.web(correction);
+        mWaterfallPalette = waterfallPalette;
+    }
+
+    /**
+     * Default theme: the original sdrtrunk spectral display colors.
+     */
+    public static SpectralDisplayTheme getDefault()
+    {
+        return CLASSIC;
+    }
+
+    public String getLabel()
+    {
+        return mLabel;
+    }
+
+    public Group getGroup()
+    {
+        return mGroup;
+    }
+
+    public Color getBackground()
+    {
+        return mBackground;
+    }
+
+    /**
+     * Background color with the opacity, for readout boxes drawn over the display.
+     */
+    public Color getBackground(double opacity)
+    {
+        return Color.color(mBackground.getRed(), mBackground.getGreen(), mBackground.getBlue(), opacity);
+    }
+
+    public Color getGradientTop()
+    {
+        return mGradientTop;
+    }
+
+    public Color getGradientBottom()
+    {
+        return mGradientBottom;
+    }
+
+    public Color getTrace()
+    {
+        return mTrace;
+    }
+
+    public Color getLine()
+    {
+        return mLine;
+    }
+
+    /**
+     * Line color with a fraction of its opacity, for grid lines.
+     */
+    public Color getLine(double opacityFraction)
+    {
+        return Color.color(mLine.getRed(), mLine.getGreen(), mLine.getBlue(), mLine.getOpacity() * opacityFraction);
+    }
+
+    public Color getCursor()
+    {
+        return mCursor;
+    }
+
+    public Color getChannel()
+    {
+        return mChannel;
+    }
+
+    public Color getChannelProcessing()
+    {
+        return mChannelProcessing;
+    }
+
+    public Color getChannelSelected()
+    {
+        return mChannelSelected;
+    }
+
+    public Color getCorrection()
+    {
+        return mCorrection;
+    }
+
+    /**
+     * ARGB color for the waterfall intensity index (0 - 255).
+     */
+    public int getWaterfallColor(int index)
+    {
+        return mWaterfallPalette[index & 0xFF];
+    }
+
+    /**
+     * Waterfall color at the lowest intensity, which is the waterfall background.
+     */
+    public Color getWaterfallBackground()
+    {
+        return WaterfallPalette.toColor(mWaterfallPalette[0]);
+    }
+
+    @Override
+    public String toString()
+    {
+        return mLabel;
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectralDisplayWindow.java

@@ -0,0 +1,66 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import io.github.dsheirer.gui.theme.ThemeManager;
+import io.github.dsheirer.playlist.PlaylistManager;
+import io.github.dsheirer.properties.SystemProperties;
+import io.github.dsheirer.source.tuner.Tuner;
+import io.github.dsheirer.source.tuner.ui.DiscoveredTunerModel;
+import io.github.dsheirer.util.ThreadPool;
+import javafx.application.Platform;
+import javafx.beans.binding.Bindings;
+import javafx.scene.Scene;
+import javafx.stage.Stage;
+
+/**
+ * Separate window with a tuner spectral display.  The window starts with the saved spectral display settings, but
+ * changes made in the window are not saved.
+ */
+public class SpectralDisplayWindow
+{
+    private SpectralDisplayWindow()
+    {
+    }
+
+    /**
+     * Opens a window that shows the tuner.  Can be called from any thread once the JavaFX toolkit is running.
+     */
+    public static void show(PlaylistManager playlistManager, DiscoveredTunerModel discoveredTunerModel, Tuner tuner)
+    {
+        Platform.runLater(() -> {
+            TunerSpectralDisplay display = new TunerSpectralDisplay(playlistManager, discoveredTunerModel, false);
+            Scene scene = new Scene(display, 1280, 600);
+            ThemeManager.getInstance().register(scene);
+
+            Stage stage = new Stage();
+            stage.setScene(scene);
+            String application = SystemProperties.getInstance().getApplicationName();
+            stage.titleProperty().bind(Bindings.createStringBinding(() -> {
+                Tuner displayed = display.displayedTunerProperty().get();
+                return application + " - " + (displayed != null ? displayed.getPreferredName() : "Spectral Display");
+            }, display.displayedTunerProperty()));
+            stage.setOnHidden(e -> ThreadPool.CACHED.submit(display::dispose));
+            stage.show();
+
+            ThreadPool.CACHED.submit(() -> display.showTuner(tuner));
+        });
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/SpectrumAverager.java

@@ -0,0 +1,176 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+/**
+ * Spectrum trace averaging and peak hold.  Thread safe.
+ *
+ * Averaging is an exponential moving average of each bin's linear power with separate rates for rising and falling
+ * values.  A falling bin moves 1 / averaging of the way to the new value each frame, and a rising bin moves
+ * ATTACK_RATIO times faster, so signals appear quickly while the noise floor stays steady.  Averaging linear power
+ * instead of decibels keeps the result at the true mean power.  Averaging decibel values reads about 2.5 dB low for
+ * noise.
+ *
+ * Peak hold keeps the highest recent value of each bin from the unaveraged frames, falling PEAK_DECAY_DB per frame.
+ */
+public class SpectrumAverager
+{
+    public static final int AVERAGING_MINIMUM = 1;
+    public static final int AVERAGING_MAXIMUM = 20;
+    public static final int AVERAGING_DEFAULT = 4;
+    public static final double ATTACK_RATIO = 2.5;
+    public static final float PEAK_DECAY_DB = 0.15f;
+    private static final float MINIMUM_DB = -196.0f;
+    private static final double LN10_OVER_10 = Math.log(10.0) / 10.0;
+
+    private int mAveraging = AVERAGING_DEFAULT;
+    private boolean mPeakHold = false;
+    private boolean mResetPeak = false;
+    //Double precision so the average can fall more than 70 dB in one frame without float rounding error
+    private double[] mAveragedPower;
+    private float[] mPeakBins;
+
+    /**
+     * Processed spectrum for one DFT frame.
+     * @param average bins in dB after averaging
+     * @param peak hold bins in dB, or null when peak hold is off
+     */
+    public record Frame(float[] average, float[] peak)
+    {
+    }
+
+    /**
+     * Sets the averaging, from AVERAGING_MINIMUM (no averaging) to AVERAGING_MAXIMUM (slowest).
+     */
+    public synchronized void setAveraging(int averaging)
+    {
+        mAveraging = Math.max(AVERAGING_MINIMUM, Math.min(AVERAGING_MAXIMUM, averaging));
+    }
+
+    /**
+     * Turns peak hold on or off.  Turning it on starts from the next frame.
+     */
+    public synchronized void setPeakHold(boolean peakHold)
+    {
+        mPeakHold = peakHold;
+        mResetPeak = true;
+    }
+
+    /**
+     * Restarts the peak hold from the next frame, for example after a frequency change.
+     */
+    public synchronized void resetPeak()
+    {
+        mResetPeak = true;
+    }
+
+    /**
+     * Clears the averaging history and the peak hold.
+     */
+    public synchronized void reset()
+    {
+        mAveragedPower = null;
+        mPeakBins = null;
+    }
+
+    /**
+     * Processes one frame of DFT bins in dB.
+     */
+    public synchronized Frame process(float[] bins)
+    {
+        int size = bins.length;
+        double decay = 1.0 / mAveraging;
+        double attack = Math.min(1.0, ATTACK_RATIO * decay);
+
+        if(mAveragedPower == null || mAveragedPower.length != size)
+        {
+            mAveragedPower = new double[size];
+
+            for(int x = 0; x < size; x++)
+            {
+                mAveragedPower[x] = toPowerDouble(bins[x]);
+            }
+        }
+        else
+        {
+            for(int x = 0; x < size; x++)
+            {
+                double power = toPowerDouble(bins[x]);
+                double average = mAveragedPower[x];
+                mAveragedPower[x] = average + ((power - average) * (power > average ? attack : decay));
+            }
+        }
+
+        float[] averaged = new float[size];
+
+        for(int x = 0; x < size; x++)
+        {
+            averaged[x] = mAveragedPower[x] > 0 ?
+                    Math.max(MINIMUM_DB, (float)(10.0 * Math.log10(mAveragedPower[x]))) : MINIMUM_DB;
+        }
+
+        float[] peak = null;
+
+        if(mPeakHold)
+        {
+            if(mPeakBins == null || mPeakBins.length != size || mResetPeak)
+            {
+                mResetPeak = false;
+                mPeakBins = bins.clone();
+            }
+            else
+            {
+                for(int x = 0; x < size; x++)
+                {
+                    mPeakBins[x] = Math.max(bins[x], mPeakBins[x] - PEAK_DECAY_DB);
+                }
+            }
+
+            peak = mPeakBins.clone();
+        }
+        else
+        {
+            mPeakBins = null;
+        }
+
+        return new Frame(averaged, peak);
+    }
+
+    /**
+     * Converts decibels to linear power.
+     */
+    public static float toPower(float decibels)
+    {
+        return (float)Math.exp(decibels * LN10_OVER_10);
+    }
+
+    private static double toPowerDouble(float decibels)
+    {
+        return Math.exp(decibels * LN10_OVER_10);
+    }
+
+    /**
+     * Converts linear power to decibels.
+     */
+    public static float toDecibels(float power)
+    {
+        return power > 0 ? Math.max(MINIMUM_DB, (float)(10.0 * Math.log10(power))) : MINIMUM_DB;
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/TunerSpectralDisplay.java

@@ -0,0 +1,366 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import io.github.dsheirer.controller.channel.ChannelModel;
+import io.github.dsheirer.controller.channel.ChannelProcessingManager;
+import io.github.dsheirer.gui.playlist.radioreference.RadioReferencePlaylistActions;
+import io.github.dsheirer.gui.spectrum.layer.ChannelLayer;
+import io.github.dsheirer.gui.spectrum.layer.RadioReferenceLayer;
+import io.github.dsheirer.playlist.PlaylistManager;
+import io.github.dsheirer.properties.SystemProperties;
+import io.github.dsheirer.source.ISourceEventProcessor;
+import io.github.dsheirer.source.SourceEvent;
+import io.github.dsheirer.source.tuner.Tuner;
+import io.github.dsheirer.source.tuner.manager.DiscoveredTuner;
+import io.github.dsheirer.source.tuner.ui.DiscoveredTunerModel;
+import io.github.dsheirer.util.ThreadPool;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.function.Consumer;
+import javafx.beans.property.ReadOnlyObjectProperty;
+import javafx.beans.property.ReadOnlyObjectWrapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Spectral display for a tuner: the spectral display with the decibel, frequency and playlist channel layers, the DFT
+ * processing for the tuner's sample stream, and the collapsible configuration panel with a tuner menu.
+ *
+ * Construct on the JavaFX application thread.  showTuner() and clearTuner() can be called from any thread, but they
+ * can block while the tuner starts or stops its sample stream, so don't call them on the JavaFX application thread.
+ */
+public class TunerSpectralDisplay extends DftSpectralDisplay implements ISourceEventProcessor
+{
+    private static final Logger LOGGER = LoggerFactory.getLogger(TunerSpectralDisplay.class);
+
+    /**
+     * Indicates if the main window spectral display shows a tuner.  Cleared when the user turns the display off.
+     */
+    public static final String SPECTRAL_DISPLAY_ENABLED = "spectral.display.enabled";
+    public static final String SETTINGS_PREFIX = "spectral.display";
+    private static final String CHANNEL_DISPLAY = "channel.display";
+    private static final String CHANNEL_HOVER_DETAILS = "channel.hover.details";
+    private static final String RADIO_REFERENCE_HOVER = "radioreference.hover";
+    private static final String MESSAGE_NO_TUNER = "No tuner selected - choose a tuner in the display settings";
+
+    private final ChannelLayer mChannelLayer;
+    private final RadioReferenceLayer mRadioReferenceLayer;
+    private final DiscoveredTunerModel mDiscoveredTunerModel;
+    private final Object mTunerLock = new Object();
+    private final ReadOnlyObjectWrapper<Tuner> mDisplayedTuner = new ReadOnlyObjectWrapper<>();
+    private Consumer<Tuner> mTunerSelectionHandler;
+    private Tuner mTuner;
+    private boolean mProcessing;
+
+    /**
+     * Constructs an instance.
+     * @param playlistManager for the channels
+     * @param discoveredTunerModel for the list of tuners
+     * @param saveSettings true to save setting changes, false to load the saved settings but not change them
+     */
+    public TunerSpectralDisplay(PlaylistManager playlistManager, DiscoveredTunerModel discoveredTunerModel,
+                                boolean saveSettings)
+    {
+        this(new ChannelLayer(playlistManager != null ? playlistManager.getChannelModel() : null,
+                playlistManager != null ? playlistManager.getChannelProcessingManager() : null),
+            new RadioReferenceLayer(playlistManager != null && playlistManager.getRadioReference() != null ?
+                playlistManager.getRadioReference().getFrequencyIndex() : null,
+                playlistManager != null ? new RadioReferencePlaylistActions(playlistManager) : null),
+            discoveredTunerModel, saveSettings);
+    }
+
+    /**
+     * Constructs an instance.
+     * @param channelModel for the channels, or null
+     * @param channelProcessingManager for channel processing events, or null
+     * @param discoveredTunerModel for the list of tuners, or null
+     * @param saveSettings true to save setting changes, false to load the saved settings but not change them
+     */
+    public TunerSpectralDisplay(ChannelModel channelModel, ChannelProcessingManager channelProcessingManager,
+                                DiscoveredTunerModel discoveredTunerModel, boolean saveSettings)
+    {
+        this(new ChannelLayer(channelModel, channelProcessingManager), new RadioReferenceLayer(null, null),
+            discoveredTunerModel, saveSettings);
+    }
+
+    private TunerSpectralDisplay(ChannelLayer channelLayer, RadioReferenceLayer radioReferenceLayer,
+                                 DiscoveredTunerModel discoveredTunerModel, boolean saveSettings)
+    {
+        //The radio reference layer draws after the channel layer, so its card is on top
+        super(SETTINGS_PREFIX, saveSettings, channelLayer, radioReferenceLayer);
+        mChannelLayer = channelLayer;
+        mRadioReferenceLayer = radioReferenceLayer;
+        mDiscoveredTunerModel = discoveredTunerModel;
+        getSpectralDisplay().messageProperty().set(MESSAGE_NO_TUNER);
+
+        SystemProperties properties = SystemProperties.getInstance();
+        mChannelLayer.channelDisplayProperty().set(parse(ChannelLayer.ChannelDisplay.class,
+                properties.get(key(CHANNEL_DISPLAY), ChannelLayer.ChannelDisplay.ALL.name()),
+                ChannelLayer.ChannelDisplay.ALL));
+        mChannelLayer.hoverDetailsProperty().set(properties.get(key(CHANNEL_HOVER_DETAILS), true));
+        mChannelLayer.channelDisplayProperty().addListener((ob, ov, nv) -> save(CHANNEL_DISPLAY, nv.name()));
+        mChannelLayer.hoverDetailsProperty().addListener((ob, ov, nv) -> save(CHANNEL_HOVER_DETAILS, nv));
+        mRadioReferenceLayer.hoverCandidatesProperty().set(properties.get(key(RADIO_REFERENCE_HOVER), true));
+        mRadioReferenceLayer.hoverCandidatesProperty().addListener((ob, ov, nv) -> save(RADIO_REFERENCE_HOVER, nv));
+
+        installConfigPanel();
+    }
+
+    /**
+     * Tuner shown in the display, updated on the JavaFX application thread.
+     */
+    public ReadOnlyObjectProperty<Tuner> displayedTunerProperty()
+    {
+        return mDisplayedTuner.getReadOnlyProperty();
+    }
+
+    /**
+     * Tuners that can be shown.
+     */
+    public List<Tuner> getAvailableTuners()
+    {
+        List<Tuner> tuners = new ArrayList<>();
+
+        if(mDiscoveredTunerModel != null)
+        {
+            for(DiscoveredTuner discoveredTuner: mDiscoveredTunerModel.getAvailableTuners())
+            {
+                if(discoveredTuner.hasTuner())
+                {
+                    tuners.add(discoveredTuner.getTuner());
+                }
+            }
+        }
+
+        return tuners;
+    }
+
+    /**
+     * Sets the handler for tuner selections in the configuration panel.  The default handler shows the selected tuner.
+     * @param handler receives the selected tuner, or null when the user selects no tuner.  Called on the JavaFX thread.
+     */
+    public void setTunerSelectionHandler(Consumer<Tuner> handler)
+    {
+        mTunerSelectionHandler = handler;
+    }
+
+    /**
+     * Called by the configuration panel on the JavaFX application thread when the user selects a tuner, or null.
+     */
+    void tunerSelected(Tuner tuner)
+    {
+        if(mTunerSelectionHandler != null)
+        {
+            mTunerSelectionHandler.accept(tuner);
+        }
+        else
+        {
+            ThreadPool.CACHED.submit(() -> {
+                if(tuner != null)
+                {
+                    showTuner(tuner);
+                }
+                else
+                {
+                    clearTuner();
+                }
+            });
+        }
+    }
+
+    /**
+     * Currently displayed tuner, or null.
+     */
+    public Tuner getTuner()
+    {
+        synchronized(mTunerLock)
+        {
+            return mTuner;
+        }
+    }
+
+    /**
+     * Shows the tuner in the display and stops showing the previous tuner.
+     */
+    public void showTuner(Tuner tuner)
+    {
+        synchronized(mTunerLock)
+        {
+            if(tuner == mTuner)
+            {
+                return;
+            }
+
+            clearTuner();
+
+            if(tuner == null)
+            {
+                return;
+            }
+
+            mTuner = tuner;
+            tuner.getTunerController().addListener(this);
+            long frequency = tuner.getTunerController().getFrequency();
+            int sampleRate = (int)tuner.getTunerController().getSampleRate();
+            double sampleSize = tuner.getSampleSize();
+
+            runOnFxThread(() -> {
+                if(getTuner() == tuner)
+                {
+                    SpectralDisplayModel model = getSpectralDisplay().getModel();
+                    model.sampleSizeProperty().set(sampleSize);
+                    model.centerFrequencyProperty().set(frequency);
+                    model.sampleRateProperty().set(sampleRate);
+                    getSpectralDisplay().messageProperty().set(null);
+                    mDisplayedTuner.set(tuner);
+                }
+            });
+
+            updateProcessing();
+        }
+    }
+
+    /**
+     * Stops showing the current tuner.
+     */
+    public void clearTuner()
+    {
+        synchronized(mTunerLock)
+        {
+            Tuner tuner = mTuner;
+
+            if(tuner != null)
+            {
+                stopProcessing();
+                tuner.getTunerController().removeListener(this);
+                mTuner = null;
+            }
+
+            getSpectralDisplay().clear();
+
+            runOnFxThread(() -> {
+                if(getTuner() == null)
+                {
+                    SpectralDisplayModel model = getSpectralDisplay().getModel();
+                    model.sampleRateProperty().set(0);
+                    model.centerFrequencyProperty().set(0);
+                    model.resetZoom();
+                    getSpectralDisplay().messageProperty().set(MESSAGE_NO_TUNER);
+                    mDisplayedTuner.set(null);
+                }
+            });
+        }
+    }
+
+    @Override
+    protected void processingEnabledChanged()
+    {
+        ThreadPool.CACHED.submit(() -> {
+            synchronized(mTunerLock)
+            {
+                updateProcessing();
+            }
+        });
+    }
+
+    /**
+     * Starts or stops processing the tuner sample stream.  Hold the tuner lock when calling.
+     */
+    private void updateProcessing()
+    {
+        if(mTuner != null && isProcessingEnabled())
+        {
+            startProcessing();
+        }
+        else
+        {
+            stopProcessing();
+        }
+    }
+
+    private void startProcessing()
+    {
+        if(!mProcessing && mTuner != null)
+        {
+            mProcessing = true;
+            startDft();
+
+            try
+            {
+                mTuner.getTunerController().addBufferListener(getDftProcessor());
+            }
+            catch(Exception e)
+            {
+                LOGGER.error("Error registering spectral display for tuner sample buffers", e);
+            }
+        }
+    }
+
+    private void stopProcessing()
+    {
+        if(mProcessing)
+        {
+            mProcessing = false;
+
+            if(mTuner != null)
+            {
+                mTuner.getTunerController().removeBufferListener(getDftProcessor());
+            }
+
+            stopDft();
+        }
+    }
+
+    /**
+     * Receives frequency and sample rate changes from the tuner.
+     */
+    @Override
+    public void process(SourceEvent event)
+    {
+        switch(event.getEvent())
+        {
+            case NOTIFICATION_FREQUENCY_CHANGE ->
+            {
+                long frequency = event.getValue().longValue();
+                runOnFxThread(() -> getSpectralDisplay().getModel().centerFrequencyProperty().set(frequency));
+            }
+            case NOTIFICATION_SAMPLE_RATE_CHANGE ->
+            {
+                int sampleRate = event.getValue().intValue();
+                runOnFxThread(() -> getSpectralDisplay().getModel().sampleRateProperty().set(sampleRate));
+            }
+            default ->
+            {
+            }
+        }
+    }
+
+    /**
+     * Stops showing the tuner and releases resources.  Call from a thread other than the JavaFX application thread
+     * when a tuner is showing, since stopping the sample stream can block.
+     */
+    @Override
+    public void dispose()
+    {
+        clearTuner();
+        super.dispose();
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/WaterfallPalette.java

@@ -0,0 +1,126 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum;
+
+import javafx.scene.paint.Color;
+
+/**
+ * Builds waterfall color palettes that map an intensity index (0 - 255) to an opaque ARGB color.
+ */
+public class WaterfallPalette
+{
+    public static final int SIZE = 256;
+
+    private WaterfallPalette()
+    {
+    }
+
+    /**
+     * Palette of the original Swing waterfall: dark blue noise floor, a blue to yellow ramp, yellow fading to orange,
+     * then red.
+     */
+    public static int[] classic()
+    {
+        int[] palette = new int[SIZE];
+
+        for(int x = 0; x < 16; x++)
+        {
+            palette[x] = argb(0, 0, 127);
+        }
+
+        for(int x = 16; x < 32; x++)
+        {
+            palette[x] = argb(0, 0, 191);
+        }
+
+        int r = 0;
+        int g = 0;
+        int b = 191;
+
+        for(int x = 32; x < 60; x++)
+        {
+            palette[x] = argb(r, g, b);
+            r += 9;
+            g += 9;
+            b -= 6;
+        }
+
+        g = 255;
+
+        for(int x = 60; x < 188; x++)
+        {
+            palette[x] = argb(255, g, 0);
+            g -= 2;
+        }
+
+        for(int x = 188; x < SIZE; x++)
+        {
+            palette[x] = argb(255, 0, 0);
+        }
+
+        return palette;
+    }
+
+    /**
+     * Palette that blends linearly between evenly spaced colors.
+     * @param colors web color strings (for example #440154), lowest intensity first
+     */
+    public static int[] gradient(String... colors)
+    {
+        if(colors.length < 2)
+        {
+            throw new IllegalArgumentException("A gradient palette needs at least two colors");
+        }
+
+        Color[] stops = new Color[colors.length];
+
+        for(int x = 0; x < colors.length; x++)
+        {
+            stops[x] = Color.web(colors[x]);
+        }
+
+        int[] palette = new int[SIZE];
+        int segments = stops.length - 1;
+
+        for(int x = 0; x < SIZE; x++)
+        {
+            double position = (double)x / (SIZE - 1) * segments;
+            int segment = Math.min(segments - 1, (int)Math.floor(position));
+            Color color = stops[segment].interpolate(stops[segment + 1], position - segment);
+            palette[x] = argb((int)Math.round(color.getRed() * 255), (int)Math.round(color.getGreen() * 255),
+                    (int)Math.round(color.getBlue() * 255));
+        }
+
+        return palette;
+    }
+
+    /**
+     * JavaFX color for an ARGB palette entry.
+     */
+    public static Color toColor(int argb)
+    {
+        return Color.rgb((argb >> 16) & 0xFF, (argb >> 8) & 0xFF, argb & 0xFF);
+    }
+
+    private static int argb(int r, int g, int b)
+    {
+        return 0xFF000000 | ((r & 0xFF) << 16) | ((g & 0xFF) << 8) | (b & 0xFF);
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/layer/ChannelLayer.java

@@ -0,0 +1,801 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum.layer;
+
+import io.github.dsheirer.controller.channel.Channel;
+import io.github.dsheirer.controller.channel.ChannelEvent;
+import io.github.dsheirer.controller.channel.ChannelException;
+import io.github.dsheirer.controller.channel.ChannelModel;
+import io.github.dsheirer.controller.channel.ChannelProcessingManager;
+import io.github.dsheirer.eventbus.MyEventBus;
+import io.github.dsheirer.gui.playlist.channel.ViewChannelRequest;
+import io.github.dsheirer.gui.spectrum.ConfigurationRow;
+import io.github.dsheirer.gui.spectrum.DisplayCursor;
+import io.github.dsheirer.gui.spectrum.DisplaySection;
+import io.github.dsheirer.gui.spectrum.RenderArea;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayTheme;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayLayer;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayModel;
+import io.github.dsheirer.sample.Listener;
+import io.github.dsheirer.source.tuner.channel.TunerChannel;
+import io.github.dsheirer.util.ThreadPool;
+import java.text.DecimalFormat;
+import java.util.ArrayList;
+import java.util.ConcurrentModificationException;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import javafx.application.Platform;
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.ObjectProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+import javafx.beans.property.SimpleObjectProperty;
+import javafx.geometry.VPos;
+import javafx.scene.canvas.GraphicsContext;
+import javafx.scene.control.Alert;
+import javafx.scene.control.ButtonType;
+import javafx.scene.control.ComboBox;
+import javafx.scene.control.MenuItem;
+import javafx.scene.control.Tooltip;
+import javafx.scene.paint.Color;
+import javafx.scene.text.Font;
+import javafx.scene.text.FontWeight;
+import javafx.scene.text.Text;
+import javafx.scene.text.TextAlignment;
+
+/**
+ * Playlist channel layer.  Draws each playlist channel, enabled (processing) or disabled, and each active traffic
+ * channel (tracked from the channel processing start and stop events) as a translucent box at its frequency and bandwidth, labeled with the system, site, channel name and
+ * decoder.  Processing and selected channels use their own colors.  When the decoder applies a frequency correction,
+ * a bracket at the bottom of the box shows the corrected channel position and the PPM error.
+ *
+ * When the zoom level is too low for a channel's labels to fit in its box, moving the mouse over the channel shows a
+ * popout card near the bottom of the spectrum (or the waterfall) with the channel name, system, site, decoder,
+ * frequency and state.  The popout can be turned off with the hover details setting.
+ *
+ * Right-clicking a channel adds a menu item to view or edit the channel in the playlist editor.
+ */
+public class ChannelLayer extends SpectralDisplayLayer
+{
+    private static final Font FONT = Font.font(11);
+    private static final DecimalFormat PPM_FORMAT = new DecimalFormat("0.0");
+    private static final DecimalFormat FREQUENCY_FORMAT = new DecimalFormat("0.00000");
+    private static final Font POPOUT_TITLE_FONT = Font.font(Font.getDefault().getFamily(), FontWeight.BOLD, 11);
+    private static final double MIN_LABEL_BOX_WIDTH = 12;
+    private static final double POPOUT_MIN_HIT_WIDTH = 10;
+    private static final double POPOUT_PADDING = 6;
+    private static final double POPOUT_GAP = 5;
+    private static final double POPOUT_SWATCH = 8;
+    private static final int POPOUT_MAX_CHANNELS = 4;
+
+    /**
+     * Which channels the layer shows.
+     */
+    public enum ChannelDisplay
+    {
+        ALL("All Channels"),
+        ENABLED("Enabled Channels"),
+        NONE("No Channels");
+
+        private final String mLabel;
+
+        ChannelDisplay(String label)
+        {
+            mLabel = label;
+        }
+
+        @Override
+        public String toString()
+        {
+            return mLabel;
+        }
+    }
+
+    private final ChannelModel mChannelModel;
+    private final ChannelProcessingManager mChannelProcessingManager;
+    private final Listener<ChannelEvent> mChannelEventListener = this::receive;
+    //Active traffic channels.  Traffic channel managers keep their temporary channels out of the channel model, so
+    //they are tracked from the processing start and stop events.
+    private final Set<Channel> mTrafficChannels = ConcurrentHashMap.newKeySet();
+    private final ObjectProperty<ChannelDisplay> mChannelDisplay = new SimpleObjectProperty<>(ChannelDisplay.ALL);
+    private final BooleanProperty mHoverDetails = new SimpleBooleanProperty(true);
+    private final Text mMeasure = new Text();
+    private final double mTextHeight;
+    private volatile boolean mChannelsChanged = true;
+    private List<Channel> mChannels = new ArrayList<>();
+    private long mQueryMinimum;
+    private long mQueryMaximum;
+
+    /**
+     * Constructs an instance.
+     * @param channelModel for the playlist channels and the active traffic channels
+     * @param channelProcessingManager for channel processing start and stop events
+     */
+    public ChannelLayer(ChannelModel channelModel, ChannelProcessingManager channelProcessingManager)
+    {
+        mChannelModel = channelModel;
+        mChannelProcessingManager = channelProcessingManager;
+        mMeasure.setFont(FONT);
+        mMeasure.setText("Ag");
+        mTextHeight = Math.ceil(mMeasure.getLayoutBounds().getHeight());
+        mChannelDisplay.addListener((ob, ov, nv) -> requestRender());
+        mHoverDetails.addListener((ob, ov, nv) -> requestRender());
+
+        if(mChannelModel != null)
+        {
+            mChannelModel.addListener(mChannelEventListener);
+        }
+
+        if(mChannelProcessingManager != null)
+        {
+            mChannelProcessingManager.addChannelEventListener(mChannelEventListener);
+
+            //Traffic channels that were already running before this layer was created
+            for(Channel channel: mChannelProcessingManager.getProcessingChannels())
+            {
+                if(channel.isTrafficChannel())
+                {
+                    mTrafficChannels.add(channel);
+                }
+            }
+        }
+    }
+
+    /**
+     * Tracks active traffic channels and refreshes the channels on any channel change.
+     */
+    private void receive(ChannelEvent event)
+    {
+        Channel channel = event.getChannel();
+
+        if(channel != null && channel.isTrafficChannel())
+        {
+            switch(event.getEvent())
+            {
+                case NOTIFICATION_PROCESSING_START -> mTrafficChannels.add(channel);
+                case NOTIFICATION_PROCESSING_STOP, NOTIFICATION_PROCESSING_START_REJECTED, NOTIFICATION_DELETE ->
+                        mTrafficChannels.remove(channel);
+                default ->
+                {
+                }
+            }
+        }
+
+        channelsChanged();
+    }
+
+    /**
+     * Which channels to show.
+     */
+    public ObjectProperty<ChannelDisplay> channelDisplayProperty()
+    {
+        return mChannelDisplay;
+    }
+
+    @Override
+    public void dispose()
+    {
+        if(mChannelModel != null)
+        {
+            mChannelModel.removeListener(mChannelEventListener);
+        }
+
+        if(mChannelProcessingManager != null)
+        {
+            mChannelProcessingManager.removeChannelEventListener(mChannelEventListener);
+        }
+
+        mChannels.clear();
+        mTrafficChannels.clear();
+    }
+
+    private void channelsChanged()
+    {
+        mChannelsChanged = true;
+        requestRender();
+    }
+
+    @Override
+    public String getConfigurationTitle()
+    {
+        return "Channels";
+    }
+
+    @Override
+    public List<ConfigurationRow> getConfigurationRows()
+    {
+        ComboBox<ChannelDisplay> comboBox = new ComboBox<>();
+        comboBox.getItems().addAll(ChannelDisplay.values());
+        comboBox.valueProperty().bindBidirectional(mChannelDisplay);
+        comboBox.setMaxWidth(Double.MAX_VALUE);
+        ConfigurationRow details = ConfigurationRow.toggle("Hover Details", mHoverDetails);
+        Tooltip.install(details.control(), new Tooltip("Show channel details under the mouse when the channel " +
+                "labels don't fit at the current zoom"));
+        return List.of(new ConfigurationRow("Show", comboBox), details);
+    }
+
+    /**
+     * Shows a popout card with the details of the channels under the mouse when their labels don't fit.
+     */
+    public BooleanProperty hoverDetailsProperty()
+    {
+        return mHoverDetails;
+    }
+
+    /**
+     * Channels that overlap the source bandwidth, refreshed when the channels or the source frequency change.
+     */
+    private List<Channel> getChannels(SpectralDisplayModel model)
+    {
+        long minimum = model.getMinFrequency();
+        long maximum = model.getMaxFrequency();
+
+        if(mChannelsChanged || minimum != mQueryMinimum || maximum != mQueryMaximum)
+        {
+            try
+            {
+                mChannelsChanged = false;
+                List<Channel> channels = mChannelModel != null ?
+                        mChannelModel.getChannelsInFrequencyRange(minimum, maximum) : new ArrayList<>();
+
+                for(Channel trafficChannel: mTrafficChannels)
+                {
+                    if(!channels.contains(trafficChannel) && trafficChannel.isWithin(minimum, maximum))
+                    {
+                        channels.add(trafficChannel);
+                    }
+                }
+
+                mChannels = channels;
+                mQueryMinimum = minimum;
+                mQueryMaximum = maximum;
+            }
+            catch(ConcurrentModificationException cme)
+            {
+                //The channel lists changed while reading them - try again on the next frame
+                mChannelsChanged = true;
+                requestRender();
+            }
+        }
+
+        return mChannels;
+    }
+
+    private boolean isShown(Channel channel)
+    {
+        return switch(mChannelDisplay.get())
+        {
+            case ALL -> true;
+            case ENABLED -> channel.isProcessing();
+            default -> false;
+        };
+    }
+
+    @Override
+    public void renderSpectrumBackground(GraphicsContext gc, RenderArea area)
+    {
+        SpectralDisplayModel model = getModel();
+
+        if(model == null || !model.hasSource() || mChannelDisplay.get() == ChannelDisplay.NONE)
+        {
+            return;
+        }
+
+        SpectralDisplayTheme theme = getSpectralDisplay().getTheme();
+
+        for(Channel channel: getChannels(model))
+        {
+            if(!isShown(channel))
+            {
+                continue;
+            }
+
+            Color color = channel.isSelected() ? theme.getChannelSelected() :
+                    channel.isProcessing() ? theme.getChannelProcessing() : theme.getChannel();
+            gc.setFill(color);
+
+            for(TunerChannel tunerChannel: channel.getTunerChannels())
+            {
+                Box box = getBox(model, tunerChannel, area);
+
+                if(box != null)
+                {
+                    gc.fillRect(box.x(), 0, box.width(), area.plotHeight());
+                }
+            }
+        }
+    }
+
+    @Override
+    public void renderSpectrumForeground(GraphicsContext gc, RenderArea area)
+    {
+        SpectralDisplayModel model = getModel();
+
+        if(model == null || !model.hasSource() || mChannelDisplay.get() == ChannelDisplay.NONE)
+        {
+            return;
+        }
+
+        SpectralDisplayTheme theme = getSpectralDisplay().getTheme();
+        Color line = theme.getLine();
+        gc.setFont(FONT);
+        gc.setTextBaseline(VPos.TOP);
+        gc.setLineWidth(1.0);
+
+        for(Channel channel: getChannels(model))
+        {
+            if(!isShown(channel))
+            {
+                continue;
+            }
+
+            for(TunerChannel tunerChannel: channel.getTunerChannels())
+            {
+                Box box = getBox(model, tunerChannel, area);
+
+                if(box == null)
+                {
+                    continue;
+                }
+
+                double center = Math.floor(box.center()) + 0.5;
+                gc.setStroke(line);
+                gc.strokeLine(center, area.plotHeight() * 0.65, center, area.plotHeight() - 1);
+
+                if(box.width() >= MIN_LABEL_BOX_WIDTH)
+                {
+                    gc.save();
+                    gc.beginPath();
+                    gc.rect(box.x(), 0, box.width(), area.plotHeight());
+                    gc.clip();
+                    gc.setFill(line);
+                    double y = 1;
+                    y = drawLabel(gc, channel.hasSystem() ? channel.getSystem() : null, box, y);
+                    y = drawLabel(gc, channel.hasSite() ? channel.getSite() : null, box, y);
+                    y = drawLabel(gc, channel.getName(), box, y);
+                    drawLabel(gc, channel.getDecodeConfiguration().getDecoderType().getShortDisplayString(), box, y);
+                    gc.restore();
+                }
+
+                int correction = channel.getChannelFrequencyCorrection();
+
+                if(correction != 0)
+                {
+                    drawCorrection(gc, model, area, tunerChannel, box, correction);
+                }
+            }
+        }
+
+        renderPopout(gc, area, DisplaySection.SPECTRUM);
+    }
+
+    @Override
+    public void renderWaterfall(GraphicsContext gc, RenderArea area)
+    {
+        renderPopout(gc, area, DisplaySection.WATERFALL);
+    }
+
+    /**
+     * Draws a card near the bottom of the section under the mouse with the details of each channel under the mouse
+     * whose labels don't fit in its box at the current zoom.  The card moves to the top of the section when the mouse
+     * is over the bottom of the section.
+     */
+    private void renderPopout(GraphicsContext gc, RenderArea area, DisplaySection section)
+    {
+        SpectralDisplayModel model = getModel();
+        DisplayCursor cursor = getSpectralDisplay().getDisplayCursor();
+
+        if(!mHoverDetails.get() || model == null || !model.hasSource() || cursor == null ||
+                cursor.section() != section || mChannelDisplay.get() == ChannelDisplay.NONE)
+        {
+            return;
+        }
+
+        List<PopoutEntry> entries = getPopoutEntries(model, area, cursor.x());
+
+        if(entries.isEmpty())
+        {
+            return;
+        }
+
+        SpectralDisplayTheme theme = getSpectralDisplay().getTheme();
+        int shown = Math.min(entries.size(), POPOUT_MAX_CHANNELS);
+        String more = entries.size() > shown ? "+ " + (entries.size() - shown) + " more" : null;
+
+        //Measure the card
+        double textWidth = 0;
+        int lineCount = 0;
+
+        for(int x = 0; x < shown; x++)
+        {
+            PopoutEntry entry = entries.get(x);
+            textWidth = Math.max(textWidth, measure(entry.title(), POPOUT_TITLE_FONT) + POPOUT_SWATCH + 5);
+
+            for(String line: entry.details())
+            {
+                textWidth = Math.max(textWidth, measure(line, FONT));
+            }
+
+            lineCount += 1 + entry.details().size();
+        }
+
+        if(more != null)
+        {
+            textWidth = Math.max(textWidth, measure(more, FONT));
+            lineCount++;
+        }
+
+        double width = textWidth + (POPOUT_PADDING * 2);
+        double height = (lineCount * mTextHeight) + ((shown - 1) * POPOUT_GAP) + (POPOUT_PADDING * 2);
+        double bottom = section == DisplaySection.SPECTRUM ? area.plotHeight() : area.height();
+        double x = Math.max(4, Math.min(area.width() - width - 4, cursor.x() - (width / 2.0)));
+        double y = bottom - height - 6;
+
+        //Keep the card out from under the mouse
+        if(cursor.y() >= y - 4)
+        {
+            y = 6;
+        }
+
+        if(y < 0 || width > area.width())
+        {
+            return;
+        }
+
+        gc.setFill(theme.getBackground(0.88));
+        gc.fillRoundRect(x, y, width, height, 8, 8);
+        gc.setStroke(opaque(theme.getLine()));
+        gc.setLineWidth(1.0);
+        gc.strokeRoundRect(Math.floor(x) + 0.5, Math.floor(y) + 0.5, width, height, 8, 8);
+        gc.setTextAlign(TextAlignment.LEFT);
+        gc.setTextBaseline(VPos.TOP);
+
+        double lineY = y + POPOUT_PADDING;
+        double textX = x + POPOUT_PADDING;
+
+        for(int index = 0; index < shown; index++)
+        {
+            PopoutEntry entry = entries.get(index);
+            double swatchY = lineY + ((mTextHeight - POPOUT_SWATCH) / 2.0);
+            gc.setFill(opaque(entry.color()));
+            gc.fillRect(textX, swatchY, POPOUT_SWATCH, POPOUT_SWATCH);
+            gc.setFill(theme.getCursor());
+            gc.setFont(POPOUT_TITLE_FONT);
+            gc.fillText(entry.title(), textX + POPOUT_SWATCH + 5, lineY);
+            lineY += mTextHeight;
+            gc.setFill(opaque(theme.getLine()));
+            gc.setFont(FONT);
+
+            for(String line: entry.details())
+            {
+                gc.fillText(line, textX, lineY);
+                lineY += mTextHeight;
+            }
+
+            lineY += POPOUT_GAP;
+        }
+
+        if(more != null)
+        {
+            gc.fillText(more, textX, lineY - POPOUT_GAP);
+        }
+    }
+
+    /**
+     * Channels under the screen x position whose labels don't fit in the channel box.  The hit area of a narrow
+     * channel is widened so it can be found with the mouse.
+     */
+    private List<PopoutEntry> getPopoutEntries(SpectralDisplayModel model, RenderArea area, double cursorX)
+    {
+        List<PopoutEntry> entries = new ArrayList<>();
+        SpectralDisplayTheme theme = getSpectralDisplay().getTheme();
+
+        for(Channel channel: getChannels(model))
+        {
+            if(!isShown(channel))
+            {
+                continue;
+            }
+
+            for(TunerChannel tunerChannel: channel.getTunerChannels())
+            {
+                Box box = getBox(model, tunerChannel, area);
+
+                if(box == null)
+                {
+                    continue;
+                }
+
+                double hitWidth = Math.max(POPOUT_MIN_HIT_WIDTH, box.width());
+                double hitStart = box.center() - (hitWidth / 2.0);
+
+                if(cursorX < hitStart || cursorX > hitStart + hitWidth || labelsFit(channel, box))
+                {
+                    continue;
+                }
+
+                List<String> details = new ArrayList<>();
+                String systemSite = join(channel.hasSystem() ? channel.getSystem() : null,
+                        channel.hasSite() ? channel.getSite() : null);
+
+                if(systemSite != null)
+                {
+                    details.add(systemSite);
+                }
+
+                String state = channel.isProcessing() ? "Enabled" : "Disabled";
+
+                if(channel.isSelected())
+                {
+                    state += ", Selected";
+                }
+
+                details.add(join(channel.getDecodeConfiguration().getDecoderType().getShortDisplayString(),
+                        FREQUENCY_FORMAT.format(tunerChannel.getFrequency() / 1E6) + " MHz", state));
+
+                Color color = channel.isSelected() ? theme.getChannelSelected() :
+                        channel.isProcessing() ? theme.getChannelProcessing() : theme.getChannel();
+                entries.add(new PopoutEntry(channel.getName() != null ? channel.getName() : "(unnamed)", details,
+                        color));
+                break;
+            }
+        }
+
+        return entries;
+    }
+
+    /**
+     * Indicates if all of the channel labels fit inside the channel box without clipping.
+     */
+    private boolean labelsFit(Channel channel, Box box)
+    {
+        if(box.width() < MIN_LABEL_BOX_WIDTH)
+        {
+            return false;
+        }
+
+        String[] labels = {channel.hasSystem() ? channel.getSystem() : null,
+                channel.hasSite() ? channel.getSite() : null, channel.getName(),
+                channel.getDecodeConfiguration().getDecoderType().getShortDisplayString()};
+
+        for(String label: labels)
+        {
+            if(label != null && !label.isEmpty() && measure(label, FONT) > box.width())
+            {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    private double measure(String text, Font font)
+    {
+        mMeasure.setFont(font);
+        mMeasure.setText(text);
+        double width = mMeasure.getLayoutBounds().getWidth();
+        mMeasure.setFont(FONT);
+        return width;
+    }
+
+    /**
+     * Joins the non-empty values with a separator, or returns null when there are none.
+     */
+    private static String join(String... values)
+    {
+        StringBuilder sb = new StringBuilder();
+
+        for(String value: values)
+        {
+            if(value != null && !value.isEmpty())
+            {
+                if(!sb.isEmpty())
+                {
+                    sb.append(" \u00B7 ");
+                }
+
+                sb.append(value);
+            }
+        }
+
+        return sb.isEmpty() ? null : sb.toString();
+    }
+
+    private static Color opaque(Color color)
+    {
+        return Color.color(color.getRed(), color.getGreen(), color.getBlue());
+    }
+
+    /**
+     * Draws the label centered in the box, or left aligned and clipped when it is wider than the box.
+     * @return y position for the next label
+     */
+    private double drawLabel(GraphicsContext gc, String text, Box box, double y)
+    {
+        if(text != null && !text.isEmpty())
+        {
+            mMeasure.setText(text);
+            double width = mMeasure.getLayoutBounds().getWidth();
+
+            if(width > box.width())
+            {
+                gc.setTextAlign(TextAlignment.LEFT);
+                gc.fillText(text, box.x() + 1, y);
+            }
+            else
+            {
+                gc.setTextAlign(TextAlignment.CENTER);
+                gc.fillText(text, box.center(), y);
+            }
+        }
+
+        return y + mTextHeight;
+    }
+
+    /**
+     * Draws a bracket at the bottom of the channel at the corrected frequency, labeled with the PPM error.
+     */
+    private void drawCorrection(GraphicsContext gc, SpectralDisplayModel model, RenderArea area,
+                                TunerChannel tunerChannel, Box box, int correction)
+    {
+        double top = area.plotHeight() * 0.88;
+        double bottom = area.plotHeight() * 0.98;
+        double corrected = model.getX(tunerChannel.getFrequency() + correction, area.width());
+        double start = corrected - (box.width() / 2.0);
+        double stop = corrected + (box.width() / 2.0);
+
+        Color correctionColor = getSpectralDisplay().getTheme().getCorrection();
+        gc.setStroke(correctionColor);
+        gc.strokeLine(start, bottom, stop, bottom);
+        gc.strokeLine(start, top, start, bottom);
+        gc.strokeLine(stop, top, stop, bottom);
+
+        double ppm = correction / (tunerChannel.getFrequency() / 1E6);
+        String label = "PPM " + PPM_FORMAT.format(ppm);
+        mMeasure.setText(label);
+
+        if(mMeasure.getLayoutBounds().getWidth() <= box.width() && mTextHeight * 5 <= area.plotHeight())
+        {
+            gc.setFill(correctionColor);
+            gc.setTextAlign(TextAlignment.LEFT);
+            gc.setTextBaseline(VPos.BOTTOM);
+            gc.fillText(label, start + 1, bottom - 2);
+            gc.setTextBaseline(VPos.TOP);
+        }
+    }
+
+    /**
+     * Screen position of the tuner channel, or null when it is outside the display.
+     */
+    private static Box getBox(SpectralDisplayModel model, TunerChannel tunerChannel, RenderArea area)
+    {
+        long minimum = (long)Math.floor(model.getDisplayMinFrequency());
+        long maximum = (long)Math.ceil(model.getDisplayMaxFrequency());
+
+        if(tunerChannel == null || !tunerChannel.overlaps(minimum, maximum))
+        {
+            return null;
+        }
+
+        double center = model.getX(tunerChannel.getFrequency(), area.width());
+        double width = tunerChannel.getBandwidth() / model.getDisplayBandwidth() * area.width();
+        return new Box(center - (width / 2.0), width, center);
+    }
+
+    @Override
+    public List<MenuItem> getContextMenuItems(DisplaySection section, long frequency)
+    {
+        List<MenuItem> items = new ArrayList<>();
+        SpectralDisplayModel model = getModel();
+
+        if(model == null || mChannelDisplay.get() == ChannelDisplay.NONE)
+        {
+            return items;
+        }
+
+        for(Channel channel: getChannels(model))
+        {
+            if(!isShown(channel))
+            {
+                continue;
+            }
+
+            for(TunerChannel tunerChannel: channel.getTunerChannels())
+            {
+                if(tunerChannel != null && tunerChannel.getMinFrequency() <= frequency &&
+                        frequency <= tunerChannel.getMaxFrequency())
+                {
+                    //Traffic channels are started and stopped by their decoder, not from the playlist
+                    if(!channel.isTrafficChannel() && mChannelProcessingManager != null)
+                    {
+                        items.add(createEnableItem(channel));
+                    }
+
+                    MenuItem item = new MenuItem("View/Edit: " + channel.getShortTitle());
+                    item.setOnAction(e -> MyEventBus.getGlobalEventBus().post(new ViewChannelRequest(channel)));
+                    items.add(item);
+                    break;
+                }
+            }
+        }
+
+        return items;
+    }
+
+    /**
+     * Menu item that starts the channel when it's disabled, or stops it when it's enabled, in the background
+     */
+    private MenuItem createEnableItem(Channel channel)
+    {
+        boolean processing = channel.isProcessing();
+        MenuItem item = new MenuItem((processing ? "Disable: " : "Enable: ") + channel.getShortTitle());
+        item.setOnAction(e -> ThreadPool.CACHED.execute(() -> {
+            try
+            {
+                if(processing)
+                {
+                    mChannelProcessingManager.stop(channel);
+                }
+                else
+                {
+                    mChannelProcessingManager.start(channel);
+                }
+            }
+            catch(ChannelException ce)
+            {
+                showError((processing ? "Can't stop " : "Can't start ") + channel.getShortTitle(), ce.getMessage());
+            }
+        }));
+        return item;
+    }
+
+    /**
+     * Shows an error alert over the display.  Can be called from any thread.
+     */
+    private void showError(String header, String message)
+    {
+        Platform.runLater(() -> {
+            Alert alert = new Alert(Alert.AlertType.ERROR, message, ButtonType.OK);
+            alert.setTitle("Channel");
+            alert.setHeaderText(header);
+
+            if(getSpectralDisplay() != null && getSpectralDisplay().getScene() != null)
+            {
+                alert.initOwner(getSpectralDisplay().getScene().getWindow());
+            }
+
+            alert.show();
+        });
+    }
+
+    /**
+     * Channel box screen position.
+     */
+    private record Box(double x, double width, double center)
+    {
+    }
+
+    /**
+     * Channel details for the popout card.
+     */
+    private record PopoutEntry(String title, List<String> details, Color color)
+    {
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/layer/ChannelTuningLayer.java

@@ -0,0 +1,253 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum.layer;
+
+import io.github.dsheirer.gui.spectrum.RenderArea;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayLayer;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayModel;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayTheme;
+import java.text.DecimalFormat;
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.IntegerProperty;
+import javafx.beans.property.LongProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+import javafx.beans.property.SimpleIntegerProperty;
+import javafx.beans.property.SimpleLongProperty;
+import javafx.geometry.VPos;
+import javafx.scene.canvas.GraphicsContext;
+import javafx.scene.paint.Color;
+import javafx.scene.text.Font;
+import javafx.scene.text.Text;
+import javafx.scene.text.TextAlignment;
+
+/**
+ * Channel tuning layer for a single channel's spectrum, centered on the channel frequency.  Shades the channel
+ * passband and marks its edges with the theme's processing channel color, and draws the estimated carrier position
+ * from the decoder's frequency correction (PLL) as a line in the theme's correction color, labeled with the offset
+ * from the channel center.  Both markers also show on the waterfall so carrier drift is easy to follow.
+ */
+public class ChannelTuningLayer extends SpectralDisplayLayer
+{
+    private static final Font FONT = Font.font(11);
+    private static final DecimalFormat KHZ_FORMAT = new DecimalFormat("0.###");
+    private static final DecimalFormat OFFSET_FORMAT = new DecimalFormat("+0;-0");
+
+    private final IntegerProperty mChannelBandwidth = new SimpleIntegerProperty(0);
+    private final LongProperty mCarrierOffset = new SimpleLongProperty(0);
+    private final BooleanProperty mCarrierOffsetValid = new SimpleBooleanProperty(false);
+    private final Text mMeasure = new Text();
+    private final double mTextHeight;
+
+    /**
+     * Constructs an instance.
+     */
+    public ChannelTuningLayer()
+    {
+        mMeasure.setFont(FONT);
+        mMeasure.setText("0123456789 kHz");
+        mTextHeight = Math.ceil(mMeasure.getLayoutBounds().getHeight());
+        mChannelBandwidth.addListener((ob, ov, nv) -> requestRender());
+        mCarrierOffset.addListener((ob, ov, nv) -> requestRender());
+        mCarrierOffsetValid.addListener((ob, ov, nv) -> requestRender());
+    }
+
+    /**
+     * Channel bandwidth in Hertz, or zero for no passband markers.  JavaFX thread only.
+     */
+    public IntegerProperty channelBandwidthProperty()
+    {
+        return mChannelBandwidth;
+    }
+
+    /**
+     * Estimated carrier offset from the channel center in Hertz.  JavaFX thread only.
+     */
+    public LongProperty carrierOffsetProperty()
+    {
+        return mCarrierOffset;
+    }
+
+    /**
+     * Indicates if the decoder has reported a carrier offset.  The carrier marker only shows when true.
+     */
+    public BooleanProperty carrierOffsetValidProperty()
+    {
+        return mCarrierOffsetValid;
+    }
+
+    @Override
+    public String getConfigurationTitle()
+    {
+        return null;
+    }
+
+    @Override
+    public void renderSpectrumBackground(GraphicsContext gc, RenderArea area)
+    {
+        double[] edges = getEdges(area.width());
+
+        if(edges != null)
+        {
+            gc.setFill(fade(getTheme().getChannelProcessing(), 0.6));
+            gc.fillRect(edges[0], 0, edges[1] - edges[0], area.plotHeight());
+        }
+    }
+
+    @Override
+    public void renderSpectrumForeground(GraphicsContext gc, RenderArea area)
+    {
+        SpectralDisplayTheme theme = getTheme();
+        double[] edges = getEdges(area.width());
+
+        gc.setFont(FONT);
+        gc.setTextBaseline(VPos.TOP);
+        gc.setLineWidth(1.0);
+
+        if(edges != null)
+        {
+            Color edge = opaque(theme.getChannelProcessing());
+            gc.setStroke(edge);
+            gc.strokeLine(snap(edges[0]), 0, snap(edges[0]), area.plotHeight());
+            gc.strokeLine(snap(edges[1]), 0, snap(edges[1]), area.plotHeight());
+
+            String label = formatBandwidth(mChannelBandwidth.get());
+            mMeasure.setText(label);
+
+            if(mMeasure.getLayoutBounds().getWidth() + 8 < edges[1] - edges[0])
+            {
+                gc.setFill(edge);
+                gc.setTextAlign(TextAlignment.CENTER);
+                gc.fillText(label, (edges[0] + edges[1]) / 2.0, 2);
+            }
+        }
+
+        Double carrier = getCarrierX(area.width());
+
+        if(carrier != null)
+        {
+            Color color = theme.getCorrection();
+            gc.setStroke(color);
+            gc.strokeLine(snap(carrier), 0, snap(carrier), area.plotHeight());
+
+            String label = "PLL " + OFFSET_FORMAT.format(mCarrierOffset.get()) + " Hz";
+            mMeasure.setText(label);
+            double width = mMeasure.getLayoutBounds().getWidth();
+            double x = carrier + 5;
+
+            if(x + width + 4 > area.width())
+            {
+                x = carrier - 5 - width;
+            }
+
+            double y = mTextHeight + 6;
+            gc.setFill(theme.getBackground(0.7));
+            gc.fillRoundRect(x - 3, y - 1, width + 6, mTextHeight + 2, 4, 4);
+            gc.setFill(color);
+            gc.setTextAlign(TextAlignment.LEFT);
+            gc.fillText(label, x, y);
+        }
+    }
+
+    @Override
+    public void renderWaterfall(GraphicsContext gc, RenderArea area)
+    {
+        SpectralDisplayTheme theme = getTheme();
+        double[] edges = getEdges(area.width());
+        gc.setLineWidth(1.0);
+
+        if(edges != null)
+        {
+            gc.setStroke(fade(opaque(theme.getChannelProcessing()), 0.7));
+            gc.setLineDashes(4.0, 4.0);
+            gc.strokeLine(snap(edges[0]), 0, snap(edges[0]), area.height());
+            gc.strokeLine(snap(edges[1]), 0, snap(edges[1]), area.height());
+            gc.setLineDashes((double[])null);
+        }
+
+        Double carrier = getCarrierX(area.width());
+
+        if(carrier != null)
+        {
+            gc.setStroke(fade(theme.getCorrection(), 0.6));
+            gc.strokeLine(snap(carrier), 0, snap(carrier), area.height());
+        }
+    }
+
+    /**
+     * Screen x positions of the lower and upper channel edges, or null when there is no channel bandwidth.
+     */
+    private double[] getEdges(double width)
+    {
+        SpectralDisplayModel model = getModel();
+        int bandwidth = mChannelBandwidth.get();
+
+        if(model == null || !model.hasSource() || bandwidth <= 0)
+        {
+            return null;
+        }
+
+        long center = model.getCenterFrequency();
+        return new double[]{model.getX(center - (bandwidth / 2.0), width), model.getX(center + (bandwidth / 2.0),
+                width)};
+    }
+
+    /**
+     * Screen x position of the estimated carrier, or null when there is no carrier estimate.
+     */
+    private Double getCarrierX(double width)
+    {
+        SpectralDisplayModel model = getModel();
+
+        if(model == null || !model.hasSource() || !mCarrierOffsetValid.get())
+        {
+            return null;
+        }
+
+        return model.getX(model.getCenterFrequency() + mCarrierOffset.get(), width);
+    }
+
+    private SpectralDisplayTheme getTheme()
+    {
+        return getSpectralDisplay().getTheme();
+    }
+
+    /**
+     * Formats a bandwidth in Hz or kHz.
+     */
+    static String formatBandwidth(int hertz)
+    {
+        return hertz >= 1000 ? KHZ_FORMAT.format(hertz / 1000.0) + " kHz" : hertz + " Hz";
+    }
+
+    private static Color opaque(Color color)
+    {
+        return Color.color(color.getRed(), color.getGreen(), color.getBlue());
+    }
+
+    private static Color fade(Color color, double fraction)
+    {
+        return Color.color(color.getRed(), color.getGreen(), color.getBlue(), color.getOpacity() * fraction);
+    }
+
+    private static double snap(double x)
+    {
+        return Math.floor(x) + 0.5;
+    }
+}

src/main/java/io/github/dsheirer/gui/spectrum/layer/DecibelLayer.java

@@ -0,0 +1,183 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2026 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.gui.spectrum.layer;
+
+import io.github.dsheirer.gui.spectrum.ConfigurationRow;
+import io.github.dsheirer.gui.spectrum.RenderArea;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayLayer;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayModel;
+import io.github.dsheirer.gui.spectrum.SpectralDisplayTheme;
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+import javafx.geometry.VPos;
+import javafx.scene.canvas.GraphicsContext;
+import javafx.scene.text.Font;
+import javafx.scene.text.Text;
+import javafx.scene.text.TextAlignment;
+import java.util.List;
+
+/**
+ * Decibel scale layer.  Draws horizontal grid lines across the spectrum at even dBFS steps, with labels along the
+ * left edge.  The step size (1, 2, 5, 10 or 20 dB) adapts to the spectrum height so the labels don't crowd.
+ *
+ * The spectrum plot runs from 0 dBFS at the top to minus the model's dynamic range at the bottom.
+ */
+public class DecibelLayer extends SpectralDisplayLayer
+{
+    private static final Font FONT = Font.font(11);
+    private static final double[] STEPS = {1, 2, 5, 10, 20, 50};
+    private static final double MIN_LINE_SPACING = 28;
+    private static final double TOP_MARGIN = 22;
+
+    private final BooleanProperty mVisible = new SimpleBooleanProperty(true);
+    private final Text mMeasure = new Text();
+    private final double mTextHeight;
+
+    /**
+     * Constructs an instance.
+     */
+    public DecibelLayer()
+    {
+        mMeasure.setFont(FONT);
+        mMeasure.setText("-0123456789 dBFS");
+        mTextHeight = Math.ceil(mMeasure.getLayoutBounds().getHeight());
+        mVisible.addListener((ob, ov, nv) -> requestRender());
+    }
+
+    /**
+     * Shows or hides the decibel scale.
+     */
+    public BooleanProperty visibleProperty()
+    {
+        return mVisible;
+    }
+
+    @Override
+    public String getConfigurationTitle()
+    {
+        //A single switch - list it in the Display section instead of a section of its own
+        return null;
+    }
+
+    @Override
+    public List<ConfigurationRow> getConfigurationRows()
+    {
+        return List.of(ConfigurationRow.toggle("dB Scale", mVisible));
+    }
+
+    /**
+     * Grid line spacing in dB so the lines are at least MIN_LINE_SPACING pixels apart.
+     */
+    static double getStep(double range, double plotHeight)
+    {
+        if(plotHeight <= 0 || range <= 0)
+        {
+            return STEPS[STEPS.length - 1];
+        }
+
+        double pixelsPerDb = plotHeight / range;
+
+        for(double step: STEPS)
+        {
+            if(step * pixelsPerDb >= MIN_LINE_SPACING)
+            {
+                return step;
+            }
+        }
+
+        return STEPS[STEPS.length - 1];
+    }
+
+    @Override
+    public void renderSpectrumBackground(GraphicsContext gc, RenderArea area)
+    {
+        SpectralDisplayModel model = getModel();
+
+        if(!mVisible.get() || model == null || !model.hasSource())
+        {
+            return;
+        }
+
+        double range = model.getDynamicRange();
+        double step = getStep(range, area.plotHeight());
+        gc.setStroke(getSpectralDisplay().getTheme().getLine(0.35));
+        gc.setLineWidth(1.0);
+        gc.setLineDashes(2.0, 4.0);
+
+        for(double decibels = -step; decibels > -range; decibels -= step)
+        {
+            double y = Math.floor(getY(decibels, range, area.plotHeight())) + 0.5;
+            gc.strokeLine(0, y, area.width(), y);
+        }
+
+        gc.setLineDashes((double[])null);
+    }
+
+    @Override
+    public void renderSpectrumForeground(GraphicsContext gc, RenderArea area)
+    {
+        SpectralDisplayModel model = getModel();
+
+        if(!mVisible.get() || model == null || !model.hasSource())
+        {
+            return;
+        }
+
+        SpectralDisplayTheme theme = getSpectralDisplay().getTheme();
+        double range = model.getDynamicRange();
+        double plotHeight = area.plotHeight();
+        double step = getStep(range, plotHeight);
+        boolean unitShown = false;
+
+        gc.setFont(FONT);
+        gc.setTextAlign(TextAlignment.LEFT);
+        gc.setTextBaseline(VPos.CENTER);
+
+        for(double decibels = -step; decibels > -range; decibels -= step)
+        {
+            double y = getY(decibels, range, plotHeight);
+
+            //Leave room for the zoom indicator at the top and the frequency labels at the bottom
+            if(y < TOP_MARGIN || y > plotHeight - (mTextHeight / 2.0))
+            {
+                continue;
+            }
+
+            String label = format(decibels) + (unitShown ? "" : " dBFS");
+            unitShown = true;
+            mMeasure.setText(label);
+            double width = mMeasure.getLayoutBounds().getWidth();
+            gc.setFill(theme.getBackground(0.6));
+            gc.fillRoundRect(2, y - (mTextHeight / 2.0), width + 6, mTextHeight, 4, 4);
+            gc.setFill(theme.getLine());
+            gc.fillText(label, 5, y);
+        }
+    }
+
+    private static double getY(double decibels, double range, double plotHeight)
+    {
+        return -decibels / range * plotHeight;
+    }
+
+    private static String format(double decibels)
+    {
+        return decibels == Math.rint(decibels) ? String.valueOf((long)decibels) : String.valueOf(decibels);
+    }
+}