diff --git a/radio/src/gui/128x64/radio_spectrum.cpp b/radio/src/gui/128x64/radio_spectrum.cpp
index 91a65c1c3..c10229267 100644
--- a/radio/src/gui/128x64/radio_spectrum.cpp
+++ b/radio/src/gui/128x64/radio_spectrum.cpp
@@ -35,7 +35,7 @@ void menuRadioSpectrum(event_t event)
   uint8_t peak_y = 1;
   uint8_t peak_x = 0;
   for (uint8_t i=0; i<LCD_W; i++) {
-    uint8_t h = reusableBuffer.spectrum.bars[i];
+    uint8_t h = reusableBuffer.spectrum.bars[i] >> 1;
     if (h > peak_y) {
       peak_x = i;
       peak_y = h;
diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index 9a116ab75..dc65138a8 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -1488,9 +1488,9 @@ void doMixerCalculations()
     static uint8_t countRangecheck = 0;
     for (uint8_t i=0; i<NUM_MODULES; ++i) {
 #if defined(MULTIMODULE)
-      if (moduleSettings[i].mode != MODULE_MODE_NORMAL || (i == EXTERNAL_MODULE && multiModuleStatus.isBinding())) {
+      if ((moduleSettings[i].mode != MODULE_MODE_NORMAL && moduleSettings[i].mode != MODULE_MODE_SPECTRUM_ANALYSER)  || (i == EXTERNAL_MODULE && multiModuleStatus.isBinding())) {
 #else
-      if (moduleSettings[i].mode != MODULE_MODE_NORMAL) {
+      if (moduleSettings[i].mode != MODULE_MODE_NORMAL && moduleSettings[i].mode != MODULE_MODE_SPECTRUM_ANALYSER) {
 #endif
         if (++countRangecheck >= 250) {
           countRangecheck = 0;