diff --git a/cubesatsim/cubesatsim.ino b/cubesatsim/cubesatsim.ino
index a814c399..adfac9aa 100644
--- a/cubesatsim/cubesatsim.ino
+++ b/cubesatsim/cubesatsim.ino
@@ -2775,7 +2775,7 @@ void start_isr() {
 	pinMode(BPSK_CONTROL_A, OUTPUT);
 	pinMode(BPSK_CONTROL_B, OUTPUT);	
 	
-  if (ITimer0.attachInterruptInterval(833, TimerHandler0))	
+//  if (ITimer0.attachInterruptInterval(833, TimerHandler0))	
   if (ITimer0.attachInterruptInterval(1667, TimerHandler0))
   {
     Serial.print(F("Starting ITimer0 OK, micros() = ")); Serial.println(micros());