diff --git a/usermods/audioreactive/audio_reactive.h b/usermods/audioreactive/audio_reactive.h
index 31e185ea..69c70561 100644
--- a/usermods/audioreactive/audio_reactive.h
+++ b/usermods/audioreactive/audio_reactive.h
@@ -1260,14 +1260,17 @@ class AudioReactive : public Usermod {
     // use with I2S digital microphones. Expect stupid values for analog in, and with Line-In !!
     float estimatePressure() {
       // some constants
-      constexpr float logMinSample = 1.2237754316221f; // ln(3.4)
-      constexpr float sampleMin = 3.4f;
+      constexpr float logMinSample = 0.8329091229351f; // ln(2.3)
+      constexpr float sampleMin = 2.3f;
       constexpr float logMaxSample = 10.1895683436f; // ln(32767 - 6144)
       constexpr float sampleMax = 32767.0f - 6144.0f;
 
       // take the max sample from last I2S batch.
-      float micSampleMax = fabsf(sampleReal);     // from getSample() - nice results, however distorted by MicLev processing
-      //float micSampleMax = fabsf(micDataReal);  // from FFTCode() - better source, but I'll do more testing before activating this
+      float micSampleMax = fabsf(sampleReal);      // from getSample() - nice results, however a bit distorted by MicLev processing
+      //float micSampleMax = fabsf(micDataReal);   // from FFTCode() - better source, but more flickering
+      if (dmType == 0) micSampleMax *= 4.0f;       // correction for ADC analog
+      if (dmType == 4) micSampleMax *= 16.0f;      // correction for I2S Line-In
+      if (dmType == 5) micSampleMax *= 4.0f;       // correction for PDM
       // make sure we are in expected ranges
       if(micSampleMax <= sampleMin) return 0.0f;
       if(micSampleMax >= sampleMax) return 255.0f;
diff --git a/wled00/FX.cpp b/wled00/FX.cpp
index e873b5f7..848f9d57 100644
--- a/wled00/FX.cpp
+++ b/wled00/FX.cpp
@@ -6162,7 +6162,7 @@ uint16_t mode_2DWaverly(void) {
   float agcSensitivity= *(float*)   um_data->u_data[10];
 
   SEGMENT.fadeToBlackBy(SEGMENT.speed);
-  if (SEGENV.check3 && SEGENV.check2) SEGENV.check2 = false;                 // only one of the two at anyy time
+  if (SEGENV.check3 && SEGENV.check2) SEGENV.check2 = false;                 // only one of the two at any time
   if ((SEGENV.check2) && (volumeSmth > 0.5f)) volumeSmth = soundPressure;    // show sound pressure instead of volume
   if (SEGENV.check3) volumeSmth = 255.0 - agcSensitivity;                    // show AGC level instead of volume
 
@@ -6324,14 +6324,16 @@ uint16_t mode_gravimeter(void) {                // Gravmeter. By Andrew Tuline.
 
   float realVolume = volumeSmth;
   if (SEGENV.check3 && SEGENV.check2) SEGENV.check2 = false;  // only one option
-  if ((SEGENV.check2) && (realVolume >= 0.5f)) volumeSmth = soundPressure;
+  if (SEGENV.check2) volumeSmth = soundPressure;
   if (SEGENV.check3) volumeSmth = 255.0 - agcSensitivity; 
 
   SEGMENT.fade_out(253);
   float sensGain = (float)(SEGMENT.intensity+2) / 257.0f; // min gain = 1/128
-  if (sensGain > 0.5f) sensGain = ((sensGain -0.5f) * 2.0f) +0.5f; // extend upper range to 3x 
+  if (sensGain > 0.5f) sensGain = ((sensGain -0.5f) * 3.0f) +0.5f; // extend upper range to 3x 
+  float sensOffset = (SEGMENT.check2 && SEGMENT.intensity > 128) ? (float(SEGMENT.intensity - 128)*0.42f) : 0.0f; // slightly raise lower limit, to show more details (sound pressure only)
 
-  float segmentSampleAvg = volumeSmth * sensGain;
+  float segmentSampleAvg = (volumeSmth * sensGain) - sensOffset;
+  if (segmentSampleAvg < 0) segmentSampleAvg = 0;    // could be <0 due to sensOffset
   segmentSampleAvg *= 0.25f; // divide by 4, to compensate for later "sensitivty" upscaling
   float mySampleAvg = mapf(segmentSampleAvg*2.0f, 0, 64, 0, (SEGLEN-1)); // map to pixels availeable in current segment
   int tempsamp = constrain(mySampleAvg,0,SEGLEN-1);       // Keep the sample from overflowing.
@@ -6343,9 +6345,8 @@ uint16_t mode_gravimeter(void) {                // Gravmeter. By Andrew Tuline.
 
   //if ((realVolume > 1) && ((blendVal < 1) || (blendVal > 254))) blendVal = millis() % 192; // provides flickering when overtuned
   //else 
-  blendVal = constrain(blendVal, 0, 255);                                                    // and saturation for all
-
-  if (realVolume > 0.5) // hide main "bar" in silence
+  blendVal = constrain(blendVal, 32, 255);                                                    // and saturation for all
+  if (realVolume > 0.85) // hide main "bar" in silence
   for (int i=0; i<tempsamp; i++) {
     uint8_t index = inoise8(i*segmentSampleAvg+millis(), 5000+i*segmentSampleAvg);
     SEGMENT.setPixelColor(i, color_blend(SEGCOLOR(1), SEGMENT.color_from_palette(index, false, PALETTE_SOLID_WRAP, 0), (uint8_t)blendVal));