diff --git a/software/GToE/GToE.ino b/software/GToE/GToE.ino
index c83a20c..a0b6dce 100644
--- a/software/GToE/GToE.ino
+++ b/software/GToE/GToE.ino
@@ -189,20 +189,26 @@ void externalClock() {
       pulseCount = 0;
     } 
   }
+
+  //reset cycles if there was no pulses for a while
+  if ((newExtPulseTime - lastExtPulseTime) > 125) { //125ms is 20bpm
+    for (int i = 0; i<6; i++) { 
+      channelPulseCount[i] = 0;
+    }    
+  }
 }
 
 void sendTriggers() {
+
   calculateCycles();
 
   //switching modes on the beat and resetting channel clock
   if (pulseCount == 0) {
     for (int i = 0; i<6; i++) {
       if (playingModes[i] != clockModes[channels[i].mode]) {
-        // calculateCycles(); this shouldn't be inside the loop. but it was here and it worked
         channelPulseCount[i] = 0;
       }
     }
-    // calculateCycles();
   }
 
   //multiplier
@@ -221,20 +227,6 @@ void sendTriggers() {
 }
 
 void calculateCycles() {
-  /*modulation 
-  for (int i = 0; i<6; i++) {
-    if (channels[i].modulationRange != 0) {
-      int mod;
-      if (!channels[i].modulationChannel) {
-        mod = a1Input;
-      } else {
-        mod = a2Input;
-      }
-      mod = map (mod, 0, 1023, 0, channels[i].modulationRange);
-      playingModes[i] = clockModes[channels[i].mode - mod]; //subtracting because the innitiall array is backwards
-    }
-  }*/
-
 
   for (int i = 0; i<6; i++) {
     if (channels[i].modulationRange == 0) {