diff --git a/src/config/model.c b/src/config/model.c
index 57da90e..37215f8 100644
--- a/src/config/model.c
+++ b/src/config/model.c
@@ -77,7 +77,7 @@ static const char MIXER_USETRIM[] = "usetrim";
 
 static const char MIXER_MUXTYPE[] = "muxtype";
 static const char * const MIXER_MUXTYPE_VAL[MUX_LAST]  = {
-  "replace", "multiply", "add", "max", "min", "delay",
+  "replace", "multiply", "add", "max", "min", "delay", "cycle"
 #if HAS_EXTENDED_AUDIO
   "beep","voice",
 #endif
diff --git a/src/mixer.c b/src/mixer.c
index e27ba97..734babe 100644
--- a/src/mixer.c
+++ b/src/mixer.c
@@ -333,6 +333,31 @@ void MIXER_ApplyMixer(struct Mixer *mixer, volatile s32 *raw, s32 *orig_value)
             else if(value - *orig_value < -rate)
                 value = *orig_value - rate;
         }
+    case MUX_CYCLE:
+	{
+	    if(orig_value != NULL)
+	    {
+		if(MIXER_GET_CYCLE_DIRECTION(mixer))
+		{
+		    value = *orig_value + value/50;
+		}
+		else
+		{
+		    value = *orig_value - value/50;
+		}
+		if(value >= CHAN_MAX_VALUE)
+		{
+		   value = CHAN_MAX_VALUE;
+		   MIXER_FLIP_CYCLE_DIRECTION(mixer);
+		}
+		if(value <= CHAN_MIN_VALUE)
+		{
+		   value = CHAN_MIN_VALUE;
+		   MIXER_FLIP_CYCLE_DIRECTION(mixer);
+		}
+	    }
+	}
+	break;
 #if HAS_EXTENDED_AUDIO
     case MUX_BEEP:
         if (orig_value) {
diff --git a/src/mixer.h b/src/mixer.h
index a487b1f..def44e2 100644
--- a/src/mixer.h
+++ b/src/mixer.h
@@ -25,6 +25,8 @@
 #define MIXER_APPLY_TRIM(x) (((x)->flags) & 0x10)
 #define MIXER_SET_APPLY_TRIM(x,y) ((x)->flags = ((x)->flags & ~0x10) | ((y) ? 0x10 : 0))
 #define MIXER_SET_MUX(x,y)        ((x)->flags = ((x)->flags & ~0x0F) | (y))
+#define MIXER_GET_CYCLE_DIRECTION(x) (((x)->flags) & 0x80)
+#define MIXER_FLIP_CYCLE_DIRECTION(x) ((x)->flags = ((x)->flags & 0x80) == 0x80 ? ((x)->flags & 0x7F) : (x)->flags | 0x80)
 
 enum {
     TRIM_ONOFF     = 191,
@@ -106,6 +108,7 @@ enum MuxType {
     MUX_MAX,
     MUX_MIN,
     MUX_DELAY,
+    MUX_CYCLE,
 #if HAS_EXTENDED_AUDIO
     MUX_BEEP,
     MUX_VOICE,
diff --git a/src/pages/common/advanced/_mixer_setup.c b/src/pages/common/advanced/_mixer_setup.c
index fd76d75..f917559 100644
--- a/src/pages/common/advanced/_mixer_setup.c
+++ b/src/pages/common/advanced/_mixer_setup.c
@@ -344,6 +344,7 @@ const char *set_mux_cb(guiObject_t *obj, int dir, void *data)
         case MUX_MAX:      return _tr("max");
         case MUX_MIN:      return _tr("min");
         case MUX_DELAY:    return _tr("delay");
+	case MUX_CYCLE:    return _tr("cycle");
 #if     HAS_EXTENDED_AUDIO
         case MUX_BEEP:     return _tr("beep");
         case MUX_VOICE:    return _tr("voice");