diff --git a/MicroDexed.ino b/MicroDexed.ino
index 82b1cf7..56006b5 100644
--- a/MicroDexed.ino
+++ b/MicroDexed.ino
@@ -127,9 +127,9 @@ AudioConnection          patchCord13(stereo2mono, 1, dacOut, 1);
 //
 uint8_t nDynamic = 0;
 #if defined(USE_FX) && MOD_FILTER_OUTPUT != MOD_NO_FILTER_OUTPUT
-AudioConnection * dynamicConnections[NUM_DEXED * 19];
-#elif defined(USE_FX) && MOD_FILTER_OUTPUT == MOD_NO_FILTER_OUTPUT
 AudioConnection * dynamicConnections[NUM_DEXED * 17];
+#elif defined(USE_FX) && MOD_FILTER_OUTPUT == MOD_NO_FILTER_OUTPUT
+AudioConnection * dynamicConnections[NUM_DEXED * 16];
 #else
 AudioConnection * dynamicConnections[NUM_DEXED * 5];
 #endif
@@ -171,8 +171,10 @@ void create_audio_engine_chain(uint8_t instance_id)
   dynamicConnections[nDynamic++] = new AudioConnection(*delay_mixer[instance_id], 0, *delay_fb_mixer[instance_id], 1);
   dynamicConnections[nDynamic++] = new AudioConnection(*mono2stereo[instance_id], 0, reverb_mixer_r, instance_id);
   dynamicConnections[nDynamic++] = new AudioConnection(*mono2stereo[instance_id], 1, reverb_mixer_l, instance_id);
+  dynamicConnections[nDynamic++] = new AudioConnection(*mono2stereo[instance_id], 0, master_mixer_r, instance_id);
+  dynamicConnections[nDynamic++] = new AudioConnection(*mono2stereo[instance_id], 1, master_mixer_l, instance_id);
 #else
-  dynamicConnections[nDynamic++] = new AudioConnection(*dexed_level[instance_id], 0, mono2stereo[instance_id], 0);
+  dynamicConnections[nDynamic++] = new AudioConnection(*dexed_level[instance_id], 0, *mono2stereo[instance_id], 0);
   dynamicConnections[nDynamic++] = new AudioConnection(*mono2stereo[instance_id], 0, master_mixer_r, instance_id);
   dynamicConnections[nDynamic++] = new AudioConnection(*mono2stereo[instance_id], 1, master_mixer_l, instance_id);
 #endif
@@ -397,9 +399,6 @@ void setup()
 #endif
 #endif
 
-  master_mixer_r.gain(0, 1.0);
-  master_mixer_l.gain(0, 1.0);
-
   set_fx_params();
 
   for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++)
@@ -412,7 +411,12 @@ void setup()
 
     // INIT DEXED VOICE CONFIG
     set_voiceconfig_params(instance_id);
+
+    master_mixer_r.gain(instance_id, 1.0);
+    master_mixer_l.gain(instance_id, 1.0);
   }
+  master_mixer_r.gain(3, 1.0);
+  master_mixer_l.gain(3, 1.0);
 
   set_sys_params();
 
@@ -703,7 +707,7 @@ void handleControlChange(byte inChannel, byte inCtrl, byte inValue)
           }
         case 106:  // CC 106: delay feedback
           configuration.fx.delay_feedback[instance_id] = map(inValue, 0, 0x7f, DELAY_FEEDBACK_MIN , DELAY_FEEDBACK_MAX);
-          delay_mixer[instance_id]->gain(1, mapfloat(configuration.fx.delay_feedback[instance_id], DELAY_FEEDBACK_MIN, DELAY_FEEDBACK_MAX, 0.0, 1.0)); // amount of feedback
+          delay_fb_mixer[instance_id]->gain(1, mapfloat(configuration.fx.delay_feedback[instance_id], DELAY_FEEDBACK_MIN, DELAY_FEEDBACK_MAX, 0.0, 1.0)); // amount of feedback
           if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_delay_feedback))
           {
             LCDML.OTHER_updateFunc();
@@ -1351,9 +1355,11 @@ void initial_values_from_eeprom(bool init)
 
 #if defined(USE_FX)
       chorus_mixer[instance_id]->gain(0, 1.0);
-      chorus_mixer[instance_id]->gain(1, configuration.fx.chorus_level[instance_id] / 100.0);
+      chorus_mixer[instance_id]->gain(1, mapfloat(configuration.fx.chorus_level[instance_id], CHORUS_LEVEL_MIN, CHORUS_LEVEL_MAX, 0.0, 1.0));
       delay_mixer[instance_id]->gain(0, 1.0);
-      delay_mixer[instance_id]->gain(0, configuration.fx.delay_level[instance_id] / 100.0);
+      delay_mixer[instance_id]->gain(1, mapfloat(configuration.fx.delay_level[instance_id], DELAY_LEVEL_MIN, DELAY_LEVEL_MAX, 0.0, 1.0));
+      delay_fb_mixer[instance_id]->gain(0, 1.0);
+      delay_fb_mixer[instance_id]->gain(1, mapfloat(configuration.fx.delay_feedback[instance_id], DELAY_FEEDBACK_MIN, DELAY_FEEDBACK_MAX, 0.0, 1.0));
 
       // MicroDexed[instance_id]->fx.Gain = configuration.dexed[instance_id].sound_intensity / 100.0;
       MicroDexed[instance_id]->fx.Gain = 1.0;
@@ -1646,6 +1652,8 @@ void set_fx_params(void)
   for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++)
   {
     // CHORUS
+    chorus_mixer[instance_id]->gain(0, 1.0);
+    chorus_mixer[instance_id]->gain(1, mapfloat(configuration.fx.chorus_level[instance_id], CHORUS_LEVEL_MIN, CHORUS_LEVEL_MAX, 0.0, 1.0));
     switch (configuration.fx.chorus_waveform[instance_id])
     {
       case 0:
@@ -1673,9 +1681,9 @@ void set_fx_params(void)
 #endif
 
     // DELAY
-    delay_fx[instance_id]->delay(0, mapfloat(configuration.fx.delay_time[instance_id] * 10, DELAY_TIME_MIN, DELAY_TIME_MAX, 0.0, float(DELAY_TIME_MAX)));
     delay_mixer[instance_id]->gain(0, 1.0);
     delay_mixer[instance_id]->gain(1, mapfloat(configuration.fx.delay_level[instance_id], DELAY_LEVEL_MIN, DELAY_LEVEL_MAX, 0.0, 1.0));
+    delay_fx[instance_id]->delay(0, mapfloat(configuration.fx.delay_time[instance_id] * 10, DELAY_TIME_MIN, DELAY_TIME_MAX, 0.0, float(DELAY_TIME_MAX)));
     delay_fb_mixer[instance_id]->gain(0, 1.0);
     delay_fb_mixer[instance_id]->gain(1, mapfloat(configuration.fx.delay_feedback[instance_id], DELAY_FEEDBACK_MIN, DELAY_FEEDBACK_MAX, 0.0, 1.0));