diff --git a/radio/src/maths.cpp b/radio/src/maths.cpp
index ea049823d..727814ded 100644
--- a/radio/src/maths.cpp
+++ b/radio/src/maths.cpp
@@ -163,8 +163,7 @@ void varioWakeup()
       int varioBeepFreq, varioBeepTime;
       if (verticalSpeed > varioCenterMin) {
         varioBeepFreq = VARIO_FREQUENCY_ZERO + (g_eeGeneral.varioPitch*10) + (((VARIO_FREQUENCY_RANGE+(g_eeGeneral.varioRange*10)) * verticalSpeed) / varioMax);
-        int period = VARIO_REPEAT_ZERO + (g_eeGeneral.varioRepeat*10);
-        period -= ((period-VARIO_REPEAT_MAX) * verticalSpeed) / varioMax;
+        int period = VARIO_REPEAT_MAX + ((VARIO_REPEAT_ZERO+(g_eeGeneral.varioRepeat*10)-VARIO_REPEAT_MAX) * verticalSpeed * verticalSpeed) / (varioMax * varioMax);
         if (verticalSpeed >= varioCenterMax || varioCenterMin == varioCenterMax)
           varioBeepTime = period / 4;
         else
diff --git a/radio/src/opentx.cpp b/radio/src/opentx.cpp
index 33c2d82dd..1ddbbf449 100644
--- a/radio/src/opentx.cpp
+++ b/radio/src/opentx.cpp
@@ -2538,7 +2538,7 @@ uint8_t checkTrim(uint8_t event)
     thro = (idx==THR_STICK && g_model.thrTrim);
 #endif
     int8_t trimInc = g_model.trimInc + 1;
-    int8_t v = (trimInc==-1) ? min(32, abs(before)/4+1) : (1 << trimInc);
+    int8_t v = (trimInc==-1) ? min(32, abs(before)/4+1) : (1 << trimInc); // TODO flash saving if (trimInc < 0)
     if (thro) v = 4; // if throttle trim and trim trottle then step=4
     int16_t after = (k&1) ? before + v : before - v;   // positive = k&1
 #if defined(CPUARM)
diff --git a/radio/src/opentx.h b/radio/src/opentx.h
index b3bd33125..3800abe29 100644
--- a/radio/src/opentx.h
+++ b/radio/src/opentx.h
@@ -1334,7 +1334,7 @@ enum FunctionsActive {
 #define VARIO_FREQUENCY_ZERO   700/*Hz*/
 #define VARIO_FREQUENCY_RANGE  1000/*Hz*/
 #define VARIO_REPEAT_ZERO      500/*ms*/
-#define VARIO_REPEAT_MAX       50/*ms*/
+#define VARIO_REPEAT_MAX       80/*ms*/
 
 extern MASK_FUNC_TYPE activeFunctions;
 extern MASK_CFN_TYPE  activeFnSwitches;