diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index 81f842582..88fb202d6 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -1101,10 +1101,6 @@ void getADC()
   }
 #endif
 
-  DEBUG_TIMER_START(debugTimerAdcRead);
-  adcRead();
-  DEBUG_TIMER_STOP(debugTimerAdcRead);
-
   for (uint8_t x=0; x<NUM_ANALOGS; x++) {
     uint16_t v;
 
diff --git a/radio/src/targets/common/arm/stm32/mixer_scheduler_driver.cpp b/radio/src/targets/common/arm/stm32/mixer_scheduler_driver.cpp
index 7f7b23a1c..40a1def63 100644
--- a/radio/src/targets/common/arm/stm32/mixer_scheduler_driver.cpp
+++ b/radio/src/targets/common/arm/stm32/mixer_scheduler_driver.cpp
@@ -74,6 +74,11 @@ extern "C" void MIXER_SCHEDULER_TIMER_IRQHandler(void)
   // set next period
   MIXER_SCHEDULER_TIMER->ARR = 2 * getMixerSchedulerPeriod() - 1;
 
+  //read ADCs 
+  DEBUG_TIMER_START(debugTimerAdcRead);
+  adcRead();
+  DEBUG_TIMER_STOP(debugTimerAdcRead);
+
   // trigger mixer start
   mixerSchedulerISRTrigger();
 }