diff --git a/src/dsd_audio2.c b/src/dsd_audio2.c
index a836afc..7b830c3 100644
--- a/src/dsd_audio2.c
+++ b/src/dsd_audio2.c
@@ -906,8 +906,31 @@ void playSynthesizedVoiceSS3 (dsd_opts * opts, dsd_state * state)
   //CHEAT: Using the slot on/off, use that to set encL or encR back on
   //as a simple way to turn off voice synthesis in a particular slot
   //its not really 'disabled', we just aren't playing it
-  if (opts->slot1_on == 0) encL = 1;
-  if (opts->slot2_on == 0) encR = 1;
+  // if (opts->slot1_on == 0) encL = 1;
+  // if (opts->slot2_on == 0) encR = 1;
+
+  //this may have some unintended side effects that I haven't tested/explored yet, that's why its a patch only
+  //particularly in regards to 'Aero' Builds with their OSS Jank and slot_preference = 3 by default
+  //if rounds of testing in various scenaries looks good, I may expand this to P25p2 and the Float Variants as well
+  if (opts->slot1_on == 0 && opts->slot2_on == 1) //slot 1 is hard off and slot 2 is on
+    memcpy (state->s_l4, state->s_r4, sizeof(state->s_l4)); //copy right to left
+  else if (opts->slot1_on == 1 && opts->slot2_on == 0) //slot 2 is hard off and slot 1 is on
+    memcpy (state->s_r4, state->s_l4, sizeof(state->s_r4)); //copy left to right
+  else if (opts->slot_preference == 0 && state->dmrburstL == 16) //slot 1 is preferred, and voice in slot 1
+    memcpy (state->s_r4, state->s_l4, sizeof(state->s_r4)); //copy left to right
+  else if (opts->slot_preference == 1 && state->dmrburstR == 16) //slot 2 is preferred, and voice in slot 2
+    memcpy (state->s_l4, state->s_r4, sizeof(state->s_l4)); //copy right to left
+  else if (state->dmrburstL == 16 && state->dmrburstR != 16) //voice in left, no voice in right
+    memcpy (state->s_r4, state->s_l4, sizeof(state->s_r4)); //copy left to right
+  else if (state->dmrburstR == 16 && state->dmrburstL != 16) //voice in right, no voice in left
+    memcpy (state->s_l4, state->s_r4, sizeof(state->s_l4)); //copy right to left
+  //else if voice in both, and both slots on, and no preference on slot, then regular stereo interleave (left and right channels)
+
+  if (opts->slot1_on == 0 && opts->slot2_on == 0) //both slots are hard off, disable playback
+  {
+    encL = 1;
+    encR = 1;
+  }
 
   //WIP: Mute if on B list (or not W list)
   char modeL[8];
diff --git a/src/dsd_main.c b/src/dsd_main.c
index 1d2616b..924bf00 100644
--- a/src/dsd_main.c
+++ b/src/dsd_main.c
@@ -745,7 +745,7 @@ initOpts (dsd_opts * opts)
   //slot preference is used during OSS audio playback to
   //prefer one tdma voice slot over another when both are playing back
   //this is a fix to OSS 48k/1 output
-  opts->slot_preference = 0; //default prefer slot 1 -- state->currentslot = 0;
+  opts->slot_preference = 2; //default prefer slot 1 -- state->currentslot = 0;
 
   //hardset slots to synthesize
   opts->slot1_on = 1;
diff --git a/src/dsd_ncurses.c b/src/dsd_ncurses.c
index 4646e77..fc3f28b 100644
--- a/src/dsd_ncurses.c
+++ b/src/dsd_ncurses.c
@@ -2568,11 +2568,11 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
   {
     printw ("| Voice Error: [%i][%i] Slot 1 (1)", state->errs, state->errs2);
     if (opts->slot1_on == 0) printw (" OFF");
-    if (opts->slot1_on == 1) printw (" ON");
+    if (opts->slot1_on == 1) printw (" ON"); if (opts->slot_preference == 0) printw (" *Preferred");
     printw ("\n");
     printw ("| Voice Error: [%i][%i] Slot 2 (2)", state->errsR, state->errs2R);
     if (opts->slot2_on == 0) printw (" OFF");
-    if (opts->slot2_on == 1) printw (" ON");
+    if (opts->slot2_on == 1) printw (" ON"); if (opts->slot_preference == 1) printw (" *Preferred");
     printw ("\n");
   }
   printw ("------------------------------------------------------------------------------\n");
@@ -3654,8 +3654,8 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     //switching, but want to control each seperately plz
     if (opts->slot1_on == 1)
     {
-      opts->slot1_on = 0;
-      opts->slot_preference = 1; //slot 2
+      opts->slot1_on = 0; if (opts->slot_preference == 0) opts->slot_preference = 2;
+      // opts->slot_preference = 1; //slot 2
       //clear any previously buffered audio
       state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
       state->audio_out_buf_p = state->audio_out_buf + 100;
@@ -3680,8 +3680,8 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     //switching, but want to control each seperately plz
     if (opts->slot2_on == 1)
     {
-      opts->slot2_on = 0;
-      opts->slot_preference = 0; //slot 1
+      opts->slot2_on = 0; if (opts->slot_preference == 1) opts->slot_preference = 2; 
+      // opts->slot_preference = 0; //slot 1
       //clear any previously buffered audio
       state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
       state->audio_out_buf_pR = state->audio_out_bufR + 100;
@@ -3701,6 +3701,13 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     }
   }
 
+  if (c == 51) //'3' key, cycle slot preferences
+  {
+    if (opts->slot_preference < 2)
+      opts->slot_preference++;
+    else opts->slot_preference = 0; 
+  }
+
   if (c == 43) //+ key, increment audio_gain
   {