Automatic Frequency Control enhancement. Provides default AFC and ability to disable in the Decoder tab of each channel. Spectral display includes visual indicators of frequency center (grey) and current AFC offset (yellow).

src/decode/ltrstandard/LTRStandardDecoder.java

@@ -18,6 +18,7 @@
 package decode.ltrstandard;
 
 import message.MessageDirection;
+import sample.Listener;
 import source.Source.SampleType;
 import alias.AliasList;
 import bits.MessageFramer;
@@ -115,4 +116,13 @@ public class LTRStandardDecoder extends Decoder
     {
 	    return DecoderType.LTR_STANDARD;
     }
+
+	@Override
+    public void addUnfilteredFloatListener( Listener<Float> listener )
+    {
+		if( mDemodulator != null )
+		{
+			mDemodulator.addListener( listener );
+		}
+    }
 }