diff --git a/extern/SAASound/src/SAADevice.cpp b/extern/SAASound/src/SAADevice.cpp
index 9064dcab..78b6e4a4 100644
--- a/extern/SAASound/src/SAADevice.cpp
+++ b/extern/SAASound/src/SAADevice.cpp
@@ -316,27 +316,27 @@ void CSAADevice::_TickAndOutputStereo(unsigned int& left_mixed, unsigned int& ri
 		m_Noise0.Tick();
 		m_Noise1.Tick();
 		m_Amp0.TickAndOutputStereo(temp_left, temp_right);
-    oscBuf[0]->data[oscBuf[0]->needle++]=(temp_left+temp_right)<<4;
+    oscBuf[0]->data[oscBuf[0]->needle++]=(temp_left+temp_right)<<3;
 		accum_left += temp_left;
 		accum_right += temp_right;
 		m_Amp1.TickAndOutputStereo(temp_left, temp_right);
-    oscBuf[1]->data[oscBuf[1]->needle++]=(temp_left+temp_right)<<4;
+    oscBuf[1]->data[oscBuf[1]->needle++]=(temp_left+temp_right)<<3;
 		accum_left += temp_left;
 		accum_right += temp_right;
 		m_Amp2.TickAndOutputStereo(temp_left, temp_right);
-    oscBuf[2]->data[oscBuf[2]->needle++]=(temp_left+temp_right)<<4;
+    oscBuf[2]->data[oscBuf[2]->needle++]=(temp_left+temp_right)<<3;
 		accum_left += temp_left;
 		accum_right += temp_right;
 		m_Amp3.TickAndOutputStereo(temp_left, temp_right);
-    oscBuf[3]->data[oscBuf[3]->needle++]=(temp_left+temp_right)<<4;
+    oscBuf[3]->data[oscBuf[3]->needle++]=(temp_left+temp_right)<<3;
 		accum_left += temp_left;
 		accum_right += temp_right;
 		m_Amp4.TickAndOutputStereo(temp_left, temp_right);
-    oscBuf[4]->data[oscBuf[4]->needle++]=(temp_left+temp_right)<<4;
+    oscBuf[4]->data[oscBuf[4]->needle++]=(temp_left+temp_right)<<3;
 		accum_left += temp_left;
 		accum_right += temp_right;
 		m_Amp5.TickAndOutputStereo(temp_left, temp_right);
-    oscBuf[5]->data[oscBuf[5]->needle++]=(temp_left+temp_right)<<4;
+    oscBuf[5]->data[oscBuf[5]->needle++]=(temp_left+temp_right)<<3;
 		accum_left += temp_left;
 		accum_right += temp_right;
 	}
@@ -394,4 +394,4 @@ void CSAADevice::_TickAndOutputSeparate(unsigned int& left_mixed, unsigned int&
 	}
 	left_mixed = accum_left;
 	right_mixed = accum_right;
-}
\ No newline at end of file
+}
diff --git a/src/engine/platform/amiga.cpp b/src/engine/platform/amiga.cpp
index 7c0b8c24..48128bc6 100644
--- a/src/engine/platform/amiga.cpp
+++ b/src/engine/platform/amiga.cpp
@@ -168,7 +168,7 @@ void DivPlatformAmiga::acquire(short** buf, size_t len) {
           outL+=(output*sep2)>>7;
           outR+=(output*sep1)>>7;
         }
-        oscBuf[i]->data[oscBuf[i]->needle++]=(amiga.nextOut[i]*MIN(64,amiga.audVol[i]))<<2;
+        oscBuf[i]->data[oscBuf[i]->needle++]=(amiga.nextOut[i]*MIN(64,amiga.audVol[i]))<<1;
       } else {
         oscBuf[i]->data[oscBuf[i]->needle++]=0;
       }
diff --git a/src/engine/platform/arcade.cpp b/src/engine/platform/arcade.cpp
index e617fc0d..8de0fa3b 100644
--- a/src/engine/platform/arcade.cpp
+++ b/src/engine/platform/arcade.cpp
@@ -76,7 +76,7 @@ void DivPlatformArcade::acquire_nuked(short** buf, size_t len) {
     }
 
     for (int i=0; i<8; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fm.ch_out[i];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fm.ch_out[i]>>1;
     }
 
     if (o[0]<-32768) o[0]=-32768;
@@ -111,7 +111,7 @@ void DivPlatformArcade::acquire_ymfm(short** buf, size_t len) {
     fm_ymfm->generate(&out_ymfm);
 
     for (int i=0; i<8; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(fme->debug_channel(i)->debug_output(0)+fme->debug_channel(i)->debug_output(1));
+      oscBuf[i]->data[oscBuf[i]->needle++]=(fme->debug_channel(i)->debug_output(0)+fme->debug_channel(i)->debug_output(1))>>1;
     }
 
     os[0]=out_ymfm.data[0];
diff --git a/src/engine/platform/ay.cpp b/src/engine/platform/ay.cpp
index 8eaea3fe..d31f0683 100644
--- a/src/engine/platform/ay.cpp
+++ b/src/engine/platform/ay.cpp
@@ -187,9 +187,9 @@ void DivPlatformAY8910::acquire(short** buf, size_t len) {
       buf[0][i]=ayBuf[0][0];
       buf[1][i]=buf[0][i];
 
-      oscBuf[0]->data[oscBuf[0]->needle++]=sunsoftVolTable[31-(ay->lastIndx&31)]<<3;
-      oscBuf[1]->data[oscBuf[1]->needle++]=sunsoftVolTable[31-((ay->lastIndx>>5)&31)]<<3;
-      oscBuf[2]->data[oscBuf[2]->needle++]=sunsoftVolTable[31-((ay->lastIndx>>10)&31)]<<3;
+      oscBuf[0]->data[oscBuf[0]->needle++]=sunsoftVolTable[31-(ay->lastIndx&31)]<<2;
+      oscBuf[1]->data[oscBuf[1]->needle++]=sunsoftVolTable[31-((ay->lastIndx>>5)&31)]<<2;
+      oscBuf[2]->data[oscBuf[2]->needle++]=sunsoftVolTable[31-((ay->lastIndx>>10)&31)]<<2;
     }
   } else {
     for (size_t i=0; i<len; i++) {
@@ -205,9 +205,9 @@ void DivPlatformAY8910::acquire(short** buf, size_t len) {
         buf[1][i]=buf[0][i];
       }
 
-      oscBuf[0]->data[oscBuf[0]->needle++]=ayBuf[0][0]<<2;
-      oscBuf[1]->data[oscBuf[1]->needle++]=ayBuf[1][0]<<2;
-      oscBuf[2]->data[oscBuf[2]->needle++]=ayBuf[2][0]<<2;
+      oscBuf[0]->data[oscBuf[0]->needle++]=ayBuf[0][0]<<1;
+      oscBuf[1]->data[oscBuf[1]->needle++]=ayBuf[1][0]<<1;
+      oscBuf[2]->data[oscBuf[2]->needle++]=ayBuf[2][0]<<1;
     }
   }
 }
diff --git a/src/engine/platform/ay8930.cpp b/src/engine/platform/ay8930.cpp
index 8561548d..51560975 100644
--- a/src/engine/platform/ay8930.cpp
+++ b/src/engine/platform/ay8930.cpp
@@ -186,9 +186,9 @@ void DivPlatformAY8930::acquire(short** buf, size_t len) {
       buf[1][i]=buf[0][i];
     }
 
-    oscBuf[0]->data[oscBuf[0]->needle++]=ayBuf[0][0]<<2;
-    oscBuf[1]->data[oscBuf[1]->needle++]=ayBuf[1][0]<<2;
-    oscBuf[2]->data[oscBuf[2]->needle++]=ayBuf[2][0]<<2;
+    oscBuf[0]->data[oscBuf[0]->needle++]=ayBuf[0][0]<<1;
+    oscBuf[1]->data[oscBuf[1]->needle++]=ayBuf[1][0]<<1;
+    oscBuf[2]->data[oscBuf[2]->needle++]=ayBuf[2][0]<<1;
   }
 }
 
diff --git a/src/engine/platform/bubsyswsg.cpp b/src/engine/platform/bubsyswsg.cpp
index 94202de1..bfb1e365 100644
--- a/src/engine/platform/bubsyswsg.cpp
+++ b/src/engine/platform/bubsyswsg.cpp
@@ -55,7 +55,7 @@ void DivPlatformBubSysWSG::acquire(short** buf, size_t len) {
         chanOut=chan[i].waveROM[k005289.addr(i)]*(regPool[2+i]&0xf);
         out+=chanOut;
         if (writeOscBuf==0) {
-          oscBuf[i]->data[oscBuf[i]->needle++]=chanOut<<7;
+          oscBuf[i]->data[oscBuf[i]->needle++]=chanOut<<6;
         }
       }
     }
diff --git a/src/engine/platform/c64.cpp b/src/engine/platform/c64.cpp
index 977e3951..43cfbdf0 100644
--- a/src/engine/platform/c64.cpp
+++ b/src/engine/platform/c64.cpp
@@ -80,18 +80,18 @@ void DivPlatformC64::acquire(short** buf, size_t len) {
       sid_fp.clock(4,&buf[0][i]);
       if (++writeOscBuf>=4) {
         writeOscBuf=0;
-        oscBuf[0]->data[oscBuf[0]->needle++]=(sid_fp.lastChanOut[0]-dcOff)>>5;
-        oscBuf[1]->data[oscBuf[1]->needle++]=(sid_fp.lastChanOut[1]-dcOff)>>5;
-        oscBuf[2]->data[oscBuf[2]->needle++]=(sid_fp.lastChanOut[2]-dcOff)>>5;
+        oscBuf[0]->data[oscBuf[0]->needle++]=(sid_fp.lastChanOut[0]-dcOff)>>6;
+        oscBuf[1]->data[oscBuf[1]->needle++]=(sid_fp.lastChanOut[1]-dcOff)>>6;
+        oscBuf[2]->data[oscBuf[2]->needle++]=(sid_fp.lastChanOut[2]-dcOff)>>6;
       }
     } else {
       sid.clock();
       buf[0][i]=sid.output();
       if (++writeOscBuf>=16) {
         writeOscBuf=0;
-        oscBuf[0]->data[oscBuf[0]->needle++]=(sid.last_chan_out[0]-dcOff)>>5;
-        oscBuf[1]->data[oscBuf[1]->needle++]=(sid.last_chan_out[1]-dcOff)>>5;
-        oscBuf[2]->data[oscBuf[2]->needle++]=(sid.last_chan_out[2]-dcOff)>>5;
+        oscBuf[0]->data[oscBuf[0]->needle++]=(sid.last_chan_out[0]-dcOff)>>6;
+        oscBuf[1]->data[oscBuf[1]->needle++]=(sid.last_chan_out[1]-dcOff)>>6;
+        oscBuf[2]->data[oscBuf[2]->needle++]=(sid.last_chan_out[2]-dcOff)>>6;
       }
     }
   }
diff --git a/src/engine/platform/dummy.cpp b/src/engine/platform/dummy.cpp
index 541630de..04763898 100644
--- a/src/engine/platform/dummy.cpp
+++ b/src/engine/platform/dummy.cpp
@@ -32,7 +32,7 @@ void DivPlatformDummy::acquire(short** buf, size_t len) {
       if (chan[j].active) {
         if (!isMuted[j]) {
           chanOut=(((signed short)chan[j].pos)*chan[j].amp*chan[j].vol)>>12;
-          oscBuf[j]->data[oscBuf[j]->needle++]=chanOut;
+          oscBuf[j]->data[oscBuf[j]->needle++]=chanOut>>1;
           out+=chanOut;
         } else {
           oscBuf[j]->data[oscBuf[j]->needle++]=0;
diff --git a/src/engine/platform/es5506.cpp b/src/engine/platform/es5506.cpp
index 5f6e2829..f388e860 100644
--- a/src/engine/platform/es5506.cpp
+++ b/src/engine/platform/es5506.cpp
@@ -168,7 +168,7 @@ void DivPlatformES5506::acquire(short** buf, size_t len) {
       buf[(o<<1)|1][h]=es5506.rout(o);
     }
     for (int i=chanMax; i>=0; i--) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(es5506.voice_lout(i)+es5506.voice_rout(i))>>5;
+      oscBuf[i]->data[oscBuf[i]->needle++]=(es5506.voice_lout(i)+es5506.voice_rout(i))>>6;
     }
   }
 }
diff --git a/src/engine/platform/fds.cpp b/src/engine/platform/fds.cpp
index 420f3e3a..2674e954 100644
--- a/src/engine/platform/fds.cpp
+++ b/src/engine/platform/fds.cpp
@@ -64,7 +64,7 @@ void DivPlatformFDS::acquire_puNES(short* buf, size_t len) {
     buf[i]=sample;
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
-      oscBuf->data[oscBuf->needle++]=sample<<1;
+      oscBuf->data[oscBuf->needle++]=sample;
     }
   }
 }
@@ -80,7 +80,7 @@ void DivPlatformFDS::acquire_NSFPlay(short* buf, size_t len) {
     buf[i]=sample;
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
-      oscBuf->data[oscBuf->needle++]=sample<<1;
+      oscBuf->data[oscBuf->needle++]=sample;
     }
   }
 }
diff --git a/src/engine/platform/ga20.cpp b/src/engine/platform/ga20.cpp
index 7b9d86a1..60764585 100644
--- a/src/engine/platform/ga20.cpp
+++ b/src/engine/platform/ga20.cpp
@@ -75,7 +75,7 @@ void DivPlatformGA20::acquire(short** buf, size_t len) {
     ga20.sound_stream_update(buffer, 1);
     buf[0][h]=(signed int)(ga20Buf[0][h]+ga20Buf[1][h]+ga20Buf[2][h]+ga20Buf[3][h])>>2;
     for (int i=0; i<4; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ga20Buf[i][h];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ga20Buf[i][h]>>1;
     }
   }
 }
diff --git a/src/engine/platform/gb.cpp b/src/engine/platform/gb.cpp
index 9a5d6d7d..6a3b92d0 100644
--- a/src/engine/platform/gb.cpp
+++ b/src/engine/platform/gb.cpp
@@ -74,7 +74,7 @@ void DivPlatformGB::acquire(short** buf, size_t len) {
     buf[1][i]=gb->apu_output.final_sample.right;
 
     for (int i=0; i<4; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(gb->apu_output.current_sample[i].left+gb->apu_output.current_sample[i].right)<<6;
+      oscBuf[i]->data[oscBuf[i]->needle++]=(gb->apu_output.current_sample[i].left+gb->apu_output.current_sample[i].right)<<5;
     }
   }
 }
diff --git a/src/engine/platform/genesis.cpp b/src/engine/platform/genesis.cpp
index 8e92c40f..072e8bc0 100644
--- a/src/engine/platform/genesis.cpp
+++ b/src/engine/platform/genesis.cpp
@@ -184,18 +184,18 @@ void DivPlatformGenesis::acquire_nuked(short** buf, size_t len) {
       if (i==5) {
         if (fm.dacen) {
           if (softPCM) {
-            oscBuf[5]->data[oscBuf[5]->needle++]=chan[5].dacOutput<<7;
-            oscBuf[6]->data[oscBuf[6]->needle++]=chan[6].dacOutput<<7;
+            oscBuf[5]->data[oscBuf[5]->needle++]=chan[5].dacOutput<<6;
+            oscBuf[6]->data[oscBuf[6]->needle++]=chan[6].dacOutput<<6;
           } else {
-            oscBuf[i]->data[oscBuf[i]->needle++]=fm.dacdata<<7;
+            oscBuf[i]->data[oscBuf[i]->needle++]=fm.dacdata<<6;
             oscBuf[6]->data[oscBuf[6]->needle++]=0;
           }
         } else {
-          oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fm.ch_out[i]<<(chipType==2?2:7),-32768,32767);
+          oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fm.ch_out[i]<<(chipType==2?1:6),-32768,32767);
           oscBuf[6]->data[oscBuf[6]->needle++]=0;
         }
       } else {
-        oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fm.ch_out[i]<<(chipType==2?2:7),-32768,32767);
+        oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(fm.ch_out[i]<<(chipType==2?1:6),-32768,32767);
       }
     }
     
@@ -243,16 +243,16 @@ void DivPlatformGenesis::acquire_ymfm(short** buf, size_t len) {
     //OPN2_Write(&fm,0,0);
 
     for (int i=0; i<6; i++) {
-      int chOut=(fme->debug_channel(i)->debug_output(0)+fme->debug_channel(i)->debug_output(1))<<6;
+      int chOut=(fme->debug_channel(i)->debug_output(0)+fme->debug_channel(i)->debug_output(1))<<5;
       if (chOut<-32768) chOut=-32768;
       if (chOut>32767) chOut=32767;
       if (i==5) {
         if (fm_ymfm->debug_dac_enable()) {
           if (softPCM) {
-            oscBuf[5]->data[oscBuf[5]->needle++]=chan[5].dacOutput<<7;
-            oscBuf[6]->data[oscBuf[6]->needle++]=chan[6].dacOutput<<7;
+            oscBuf[5]->data[oscBuf[5]->needle++]=chan[5].dacOutput<<6;
+            oscBuf[6]->data[oscBuf[6]->needle++]=chan[6].dacOutput<<6;
           } else {
-            oscBuf[i]->data[oscBuf[i]->needle++]=fm_ymfm->debug_dac_data()<<7;
+            oscBuf[i]->data[oscBuf[i]->needle++]=fm_ymfm->debug_dac_data()<<6;
             oscBuf[6]->data[oscBuf[6]->needle++]=0;
           }
         } else {
diff --git a/src/engine/platform/k007232.cpp b/src/engine/platform/k007232.cpp
index 0b11d45f..bb0bf7a9 100644
--- a/src/engine/platform/k007232.cpp
+++ b/src/engine/platform/k007232.cpp
@@ -79,14 +79,14 @@ void DivPlatformK007232::acquire(short** buf, size_t len) {
       buf[0][h]=(lout[0]+lout[1])<<4;
       buf[1][h]=(rout[0]+rout[1])<<4;
       for (int i=0; i<2; i++) {
-        oscBuf[i]->data[oscBuf[i]->needle++]=(lout[i]+rout[i])<<4;
+        oscBuf[i]->data[oscBuf[i]->needle++]=(lout[i]+rout[i])<<3;
       }
     } else {
       const unsigned char vol=regPool[0xc];
       const signed int out[2]={(k007232.output(0)*(vol&0xf)),(k007232.output(1)*((vol>>4)&0xf))};
       buf[0][h]=(out[0]+out[1])<<4;
       for (int i=0; i<2; i++) {
-        oscBuf[i]->data[oscBuf[i]->needle++]=out[i]<<5;
+        oscBuf[i]->data[oscBuf[i]->needle++]=out[i]<<4;
       }
     }
   }
diff --git a/src/engine/platform/mmc5.cpp b/src/engine/platform/mmc5.cpp
index 11b04e81..0edc83b2 100644
--- a/src/engine/platform/mmc5.cpp
+++ b/src/engine/platform/mmc5.cpp
@@ -85,9 +85,9 @@ void DivPlatformMMC5::acquire(short** buf, size_t len) {
 
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=isMuted[0]?0:((mmc5->S3.output*10)<<7);
-      oscBuf[1]->data[oscBuf[1]->needle++]=isMuted[1]?0:((mmc5->S4.output*10)<<7);
-      oscBuf[2]->data[oscBuf[2]->needle++]=isMuted[2]?0:((mmc5->pcm.output*2)<<6);
+      oscBuf[0]->data[oscBuf[0]->needle++]=isMuted[0]?0:((mmc5->S3.output*10)<<6);
+      oscBuf[1]->data[oscBuf[1]->needle++]=isMuted[1]?0:((mmc5->S4.output*10)<<6);
+      oscBuf[2]->data[oscBuf[2]->needle++]=isMuted[2]?0:((mmc5->pcm.output*2)<<5);
     }
   }
 }
diff --git a/src/engine/platform/msm5232.cpp b/src/engine/platform/msm5232.cpp
index eb8d5cbf..55df6128 100644
--- a/src/engine/platform/msm5232.cpp
+++ b/src/engine/platform/msm5232.cpp
@@ -60,7 +60,7 @@ void DivPlatformMSM5232::acquire(short** buf, size_t len) {
         ((regPool[12+(i>>4)]&2)?((msm->vo8[i]*partVolume[2+(i&4)])>>8):0)+
         ((regPool[12+(i>>4)]&4)?((msm->vo4[i]*partVolume[1+(i&4)])>>8):0)+
         ((regPool[12+(i>>4)]&8)?((msm->vo2[i]*partVolume[i&4])>>8):0)
-      )<<3;
+      )<<2;
       oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(o,-32768,32767);
     }
 
diff --git a/src/engine/platform/msm6258.cpp b/src/engine/platform/msm6258.cpp
index 6591eda5..31002a9c 100644
--- a/src/engine/platform/msm6258.cpp
+++ b/src/engine/platform/msm6258.cpp
@@ -84,7 +84,7 @@ void DivPlatformMSM6258::acquire(short** buf, size_t len) {
     } else {
       buf[0][h]=(msmPan&2)?msmOut:0;
       buf[1][h]=(msmPan&1)?msmOut:0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=msmPan?msmOut:0;
+      oscBuf[0]->data[oscBuf[0]->needle++]=msmPan?(msmOut>>1):0;
     }
   }
 }
diff --git a/src/engine/platform/msm6295.cpp b/src/engine/platform/msm6295.cpp
index de7fedd5..2aff0006 100644
--- a/src/engine/platform/msm6295.cpp
+++ b/src/engine/platform/msm6295.cpp
@@ -79,9 +79,8 @@ void DivPlatformMSM6295::acquire(short** buf, size_t len) {
 
     if (++updateOsc>=22) {
       updateOsc=0;
-      // TODO: per-channel osc
       for (int i=0; i<4; i++) {
-        oscBuf[i]->data[oscBuf[i]->needle++]=msm.voice_out(i)<<6;
+        oscBuf[i]->data[oscBuf[i]->needle++]=msm.voice_out(i)<<5;
       }
     }
   }
diff --git a/src/engine/platform/n163.cpp b/src/engine/platform/n163.cpp
index ead44cc1..eee73b99 100644
--- a/src/engine/platform/n163.cpp
+++ b/src/engine/platform/n163.cpp
@@ -118,7 +118,7 @@ void DivPlatformN163::acquire(short** buf, size_t len) {
     buf[0][i]=out;
 
     if (n163.voice_cycle()==0x78) for (int i=0; i<8; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=n163.voice_out(i)<<7;
+      oscBuf[i]->data[oscBuf[i]->needle++]=n163.voice_out(i)<<6;
     }
 
     // command queue
diff --git a/src/engine/platform/namcowsg.cpp b/src/engine/platform/namcowsg.cpp
index 87721eb8..088f1e63 100644
--- a/src/engine/platform/namcowsg.cpp
+++ b/src/engine/platform/namcowsg.cpp
@@ -177,7 +177,7 @@ void DivPlatformNamcoWSG::acquire(short** buf, size_t len) {
     };
     namco->sound_stream_update(bufC,1);
     for (int i=0; i<chans; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=namco->m_channel_list[i].last_out*chans;
+      oscBuf[i]->data[oscBuf[i]->needle++]=(namco->m_channel_list[i].last_out*chans)>>1;
     }
   }
 }
diff --git a/src/engine/platform/nes.cpp b/src/engine/platform/nes.cpp
index a25568d0..07f9c5ae 100644
--- a/src/engine/platform/nes.cpp
+++ b/src/engine/platform/nes.cpp
@@ -115,11 +115,11 @@ void DivPlatformNES::acquire_puNES(short** buf, size_t len) {
     buf[0][i]=sample;
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=isMuted[0]?0:(nes->S1.output<<11);
-      oscBuf[1]->data[oscBuf[1]->needle++]=isMuted[1]?0:(nes->S2.output<<11);
-      oscBuf[2]->data[oscBuf[2]->needle++]=isMuted[2]?0:(nes->TR.output<<11);
-      oscBuf[3]->data[oscBuf[3]->needle++]=isMuted[3]?0:(nes->NS.output<<11);
-      oscBuf[4]->data[oscBuf[4]->needle++]=isMuted[4]?0:(nes->DMC.output<<8);
+      oscBuf[0]->data[oscBuf[0]->needle++]=isMuted[0]?0:(nes->S1.output<<10);
+      oscBuf[1]->data[oscBuf[1]->needle++]=isMuted[1]?0:(nes->S2.output<<10);
+      oscBuf[2]->data[oscBuf[2]->needle++]=isMuted[2]?0:(nes->TR.output<<10);
+      oscBuf[3]->data[oscBuf[3]->needle++]=isMuted[3]?0:(nes->NS.output<<10);
+      oscBuf[4]->data[oscBuf[4]->needle++]=isMuted[4]?0:(nes->DMC.output<<7);
     }
   }
 }
@@ -142,11 +142,11 @@ void DivPlatformNES::acquire_NSFPlay(short** buf, size_t len) {
     buf[0][i]=sample;
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=nes1_NP->out[0]<<11;
-      oscBuf[1]->data[oscBuf[1]->needle++]=nes1_NP->out[1]<<11;
-      oscBuf[2]->data[oscBuf[2]->needle++]=nes2_NP->out[0]<<11;
-      oscBuf[3]->data[oscBuf[3]->needle++]=nes2_NP->out[1]<<11;
-      oscBuf[4]->data[oscBuf[4]->needle++]=nes2_NP->out[2]<<8;
+      oscBuf[0]->data[oscBuf[0]->needle++]=nes1_NP->out[0]<<10;
+      oscBuf[1]->data[oscBuf[1]->needle++]=nes1_NP->out[1]<<10;
+      oscBuf[2]->data[oscBuf[2]->needle++]=nes2_NP->out[0]<<10;
+      oscBuf[3]->data[oscBuf[3]->needle++]=nes2_NP->out[1]<<10;
+      oscBuf[4]->data[oscBuf[4]->needle++]=nes2_NP->out[2]<<7;
     }
   }
 }
diff --git a/src/engine/platform/opl.cpp b/src/engine/platform/opl.cpp
index a54667a7..b39fb8f6 100644
--- a/src/engine/platform/opl.cpp
+++ b/src/engine/platform/opl.cpp
@@ -211,7 +211,7 @@ void DivPlatformOPL::acquire_nuked(short** buf, size_t len) {
       if (!isMuted[adpcmChan]) {
         os[0]-=aOut.data[0]>>3;
         os[1]-=aOut.data[0]>>3;
-        oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=aOut.data[0];
+        oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=aOut.data[0]>>1;
       } else {
         oscBuf[adpcmChan]->data[oscBuf[adpcmChan]->needle++]=0;
       }
@@ -234,14 +234,13 @@ void DivPlatformOPL::acquire_nuked(short** buf, size_t len) {
         if (fm.channel[i].out[3]!=NULL) {
           oscBuf[i]->data[oscBuf[i]->needle]+=*fm.channel[ch].out[3];
         }
-        oscBuf[i]->data[oscBuf[i]->needle]<<=1;
         oscBuf[i]->needle++;
       }
       // special
-      oscBuf[melodicChans+1]->data[oscBuf[melodicChans+1]->needle++]=fm.slot[16].out*6;
-      oscBuf[melodicChans+2]->data[oscBuf[melodicChans+2]->needle++]=fm.slot[14].out*6;
-      oscBuf[melodicChans+3]->data[oscBuf[melodicChans+3]->needle++]=fm.slot[17].out*6;
-      oscBuf[melodicChans+4]->data[oscBuf[melodicChans+4]->needle++]=fm.slot[13].out*6;
+      oscBuf[melodicChans+1]->data[oscBuf[melodicChans+1]->needle++]=fm.slot[16].out*3;
+      oscBuf[melodicChans+2]->data[oscBuf[melodicChans+2]->needle++]=fm.slot[14].out*3;
+      oscBuf[melodicChans+3]->data[oscBuf[melodicChans+3]->needle++]=fm.slot[17].out*3;
+      oscBuf[melodicChans+4]->data[oscBuf[melodicChans+4]->needle++]=fm.slot[13].out*3;
     } else {
       for (int i=0; i<chans; i++) {
         unsigned char ch=outChanMap[i];
@@ -259,7 +258,6 @@ void DivPlatformOPL::acquire_nuked(short** buf, size_t len) {
         if (fm.channel[i].out[3]!=NULL) {
           oscBuf[i]->data[oscBuf[i]->needle]+=*fm.channel[ch].out[3];
         }
-        oscBuf[i]->data[oscBuf[i]->needle]<<=1;
         oscBuf[i]->needle++;
       }
     }
diff --git a/src/engine/platform/opll.cpp b/src/engine/platform/opll.cpp
index d0effd15..e7486b94 100644
--- a/src/engine/platform/opll.cpp
+++ b/src/engine/platform/opll.cpp
@@ -68,7 +68,7 @@ void DivPlatformOPLL::acquire_nuked(short** buf, size_t len) {
       unsigned char nextOut=cycleMapOPLL[fm.cycles];
       if ((nextOut>=6 && properDrums) || !isMuted[nextOut]) {
         os+=(o[0]+o[1]);
-        if (vrc7 || (fm.rm_enable&0x20)) oscBuf[nextOut]->data[oscBuf[nextOut]->needle++]=(o[0]+o[1])<<6;
+        if (vrc7 || (fm.rm_enable&0x20)) oscBuf[nextOut]->data[oscBuf[nextOut]->needle++]=(o[0]+o[1])<<5;
       } else {
         if (vrc7 || (fm.rm_enable&0x20)) oscBuf[nextOut]->data[oscBuf[nextOut]->needle++]=0;
       }
@@ -76,7 +76,7 @@ void DivPlatformOPLL::acquire_nuked(short** buf, size_t len) {
     if (!(vrc7 || (fm.rm_enable&0x20))) for (int i=0; i<9; i++) {
       unsigned char ch=visMapOPLL[i];
       if ((i>=6 && properDrums) || !isMuted[ch]) {
-        oscBuf[ch]->data[oscBuf[ch]->needle++]=(fm.output_ch[i])<<6;
+        oscBuf[ch]->data[oscBuf[ch]->needle++]=(fm.output_ch[i])<<5;
       } else {
         oscBuf[ch]->data[oscBuf[ch]->needle++]=0;
       }
diff --git a/src/engine/platform/pce.cpp b/src/engine/platform/pce.cpp
index a920a4d0..47e5bbcd 100644
--- a/src/engine/platform/pce.cpp
+++ b/src/engine/platform/pce.cpp
@@ -101,7 +101,7 @@ void DivPlatformPCE::acquire(short** buf, size_t len) {
     pce->ResetTS(0);
 
     for (int i=0; i<6; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP((pce->channel[i].blip_prev_samp[0]+pce->channel[i].blip_prev_samp[1])<<1,-32768,32767);
+      oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(pce->channel[i].blip_prev_samp[0]+pce->channel[i].blip_prev_samp[1],-32768,32767);
     }
 
     tempL[0]=(tempL[0]>>1)+(tempL[0]>>2);
diff --git a/src/engine/platform/pcmdac.cpp b/src/engine/platform/pcmdac.cpp
index 283b6e24..3a00e431 100644
--- a/src/engine/platform/pcmdac.cpp
+++ b/src/engine/platform/pcmdac.cpp
@@ -229,7 +229,7 @@ void DivPlatformPCMDAC::acquire(short** buf, size_t len) {
     } else {
       output=output*chan[0].vol*chan[0].envVol/16384;
     }
-    oscBuf->data[oscBuf->needle++]=output;
+    oscBuf->data[oscBuf->needle++]=output>>1;
     if (outStereo) {
       buf[0][h]=((output*chan[0].panL)>>(depthScale+8))<<depthScale;
       buf[1][h]=((output*chan[0].panR)>>(depthScale+8))<<depthScale;
diff --git a/src/engine/platform/pokey.cpp b/src/engine/platform/pokey.cpp
index 8ee3a169..d03fa6de 100644
--- a/src/engine/platform/pokey.cpp
+++ b/src/engine/platform/pokey.cpp
@@ -85,10 +85,10 @@ void DivPlatformPOKEY::acquireMZ(short* buf, size_t len) {
 
     if (++oscBufDelay>=14) {
       oscBufDelay=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=pokey.outvol_0<<11;
-      oscBuf[1]->data[oscBuf[1]->needle++]=pokey.outvol_1<<11;
-      oscBuf[2]->data[oscBuf[2]->needle++]=pokey.outvol_2<<11;
-      oscBuf[3]->data[oscBuf[3]->needle++]=pokey.outvol_3<<11;
+      oscBuf[0]->data[oscBuf[0]->needle++]=pokey.outvol_0<<10;
+      oscBuf[1]->data[oscBuf[1]->needle++]=pokey.outvol_1<<10;
+      oscBuf[2]->data[oscBuf[2]->needle++]=pokey.outvol_2<<10;
+      oscBuf[3]->data[oscBuf[3]->needle++]=pokey.outvol_3<<10;
     }
   }
 }
diff --git a/src/engine/platform/qsound.cpp b/src/engine/platform/qsound.cpp
index b1aeab3e..d7f908f5 100644
--- a/src/engine/platform/qsound.cpp
+++ b/src/engine/platform/qsound.cpp
@@ -272,7 +272,7 @@ void DivPlatformQSound::acquire(short** buf, size_t len) {
     buf[1][h]=chip.out[1];
 
     for (int i=0; i<19; i++) {
-      int data=chip.voice_output[i]<<2;
+      int data=chip.voice_output[i]<<1;
       if (data<-32768) data=-32768;
       if (data>32767) data=32767;
       oscBuf[i]->data[oscBuf[i]->needle++]=data;
diff --git a/src/engine/platform/rf5c68.cpp b/src/engine/platform/rf5c68.cpp
index 7be43801..84522c74 100644
--- a/src/engine/platform/rf5c68.cpp
+++ b/src/engine/platform/rf5c68.cpp
@@ -74,7 +74,7 @@ void DivPlatformRF5C68::acquire(short** buf, size_t len) {
     rf5c68.sound_stream_update(bufPtrs,chBufPtrs,blockLen);
     for (int i=0; i<8; i++) {
       for (size_t j=0; j<blockLen; j++) {
-        oscBuf[i]->data[oscBuf[i]->needle++]=bufC[i*2][j]+bufC[i*2+1][j];
+        oscBuf[i]->data[oscBuf[i]->needle++]=(bufC[i*2][j]+bufC[i*2+1][j])>>1;
       }
     }
     pos+=blockLen;
diff --git a/src/engine/platform/scc.cpp b/src/engine/platform/scc.cpp
index cd97ff30..e7ad162f 100644
--- a/src/engine/platform/scc.cpp
+++ b/src/engine/platform/scc.cpp
@@ -87,7 +87,7 @@ void DivPlatformSCC::acquire(short** buf, size_t len) {
     buf[0][h]=out;
 
     for (int i=0; i<5; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=scc->voice_out(i)<<7;
+      oscBuf[i]->data[oscBuf[i]->needle++]=scc->voice_out(i)<<6;
     }
   }
 }
diff --git a/src/engine/platform/segapcm.cpp b/src/engine/platform/segapcm.cpp
index ce24e2fb..47411496 100644
--- a/src/engine/platform/segapcm.cpp
+++ b/src/engine/platform/segapcm.cpp
@@ -49,7 +49,7 @@ void DivPlatformSegaPCM::acquire(short** buf, size_t len) {
     buf[1][h]=os[1];
 
     for (int i=0; i<16; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=pcm.lastOut[i][0]+pcm.lastOut[i][1];
+      oscBuf[i]->data[oscBuf[i]->needle++]=(pcm.lastOut[i][0]+pcm.lastOut[i][1])>>1;
     }
   }
 }
diff --git a/src/engine/platform/sm8521.cpp b/src/engine/platform/sm8521.cpp
index e1f359c0..1c669a64 100644
--- a/src/engine/platform/sm8521.cpp
+++ b/src/engine/platform/sm8521.cpp
@@ -58,9 +58,9 @@ void DivPlatformSM8521::acquire(short** buf, size_t len) {
     sm8521_sound_tick(&sm8521,8);
     buf[0][h]=sm8521.out<<6;
     for (int i=0; i<2; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=sm8521.sg[i].base.out<<6;
+      oscBuf[i]->data[oscBuf[i]->needle++]=sm8521.sg[i].base.out<<5;
     }
-    oscBuf[2]->data[oscBuf[2]->needle++]=sm8521.noise.base.out<<6;
+    oscBuf[2]->data[oscBuf[2]->needle++]=sm8521.noise.base.out<<5;
   }
 }
 
diff --git a/src/engine/platform/snes.cpp b/src/engine/platform/snes.cpp
index 0c9734c2..43401ebc 100644
--- a/src/engine/platform/snes.cpp
+++ b/src/engine/platform/snes.cpp
@@ -91,7 +91,7 @@ void DivPlatformSNES::acquire(short** buf, size_t len) {
       next=(next*254)/MAX(1,globalVolL+globalVolR);
       if (next<-32768) next=-32768;
       if (next>32767) next=32767;
-      oscBuf[i]->data[oscBuf[i]->needle++]=next;
+      oscBuf[i]->data[oscBuf[i]->needle++]=next>>1;
     }
   }
 }
diff --git a/src/engine/platform/sound/lynx/Mikey.cpp b/src/engine/platform/sound/lynx/Mikey.cpp
index 791336c1..baf376f5 100644
--- a/src/engine/platform/sound/lynx/Mikey.cpp
+++ b/src/engine/platform/sound/lynx/Mikey.cpp
@@ -509,7 +509,7 @@ public:
       }
 
       if (oscb!=NULL) {
-        oscb[i]->data[oscb[i]->needle++]=oscbWrite;
+        oscb[i]->data[oscb[i]->needle++]=oscbWrite>>1;
       }
     }
 
diff --git a/src/engine/platform/sound/pokey/AltASAP.cpp b/src/engine/platform/sound/pokey/AltASAP.cpp
index 21bc31a2..9ed2f207 100644
--- a/src/engine/platform/sound/pokey/AltASAP.cpp
+++ b/src/engine/platform/sound/pokey/AltASAP.cpp
@@ -39,7 +39,7 @@ static constexpr int MuteInit = 2;
 static constexpr int MuteSerialInput = 8;
 //just some magick value to match the audio level of mzpokeysnd
 static constexpr int16_t MAGICK_VOLUME_BOOSTER = 160;
-static constexpr int16_t MAGICK_OSC_VOLUME_BOOSTER = 4;
+static constexpr int16_t MAGICK_OSC_VOLUME_BOOSTER = 2;
 
 struct PokeyBase
 {
diff --git a/src/engine/platform/swan.cpp b/src/engine/platform/swan.cpp
index 209e2fc2..46edfd7f 100644
--- a/src/engine/platform/swan.cpp
+++ b/src/engine/platform/swan.cpp
@@ -87,7 +87,7 @@ void DivPlatformSwan::acquire(short** buf, size_t len) {
     buf[0][h]=samp[0];
     buf[1][h]=samp[1];
     for (int i=0; i<4; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(ws->sample_cache[i][0]+ws->sample_cache[i][1])<<6;
+      oscBuf[i]->data[oscBuf[i]->needle++]=(ws->sample_cache[i][0]+ws->sample_cache[i][1])<<5;
     }
   }
 }
diff --git a/src/engine/platform/tia.cpp b/src/engine/platform/tia.cpp
index 1836bee1..cdd11621 100644
--- a/src/engine/platform/tia.cpp
+++ b/src/engine/platform/tia.cpp
@@ -51,8 +51,8 @@ void DivPlatformTIA::acquire(short** buf, size_t len) {
     }
     if (++chanOscCounter>=114) {
       chanOscCounter=0;
-      oscBuf[0]->data[oscBuf[0]->needle++]=tia.myChannelOut[0];
-      oscBuf[1]->data[oscBuf[1]->needle++]=tia.myChannelOut[1];
+      oscBuf[0]->data[oscBuf[0]->needle++]=tia.myChannelOut[0]>>1;
+      oscBuf[1]->data[oscBuf[1]->needle++]=tia.myChannelOut[1]>>1;
     }
   }
 }
diff --git a/src/engine/platform/tx81z.cpp b/src/engine/platform/tx81z.cpp
index 935390bc..c4d921fd 100644
--- a/src/engine/platform/tx81z.cpp
+++ b/src/engine/platform/tx81z.cpp
@@ -78,7 +78,7 @@ void DivPlatformTX81Z::acquire(short** buf, size_t len) {
     fm_ymfm->generate(&out_ymfm);
 
     for (int i=0; i<8; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(fme->debug_channel(i)->debug_output(0)+fme->debug_channel(i)->debug_output(1));
+      oscBuf[i]->data[oscBuf[i]->needle++]=(fme->debug_channel(i)->debug_output(0)+fme->debug_channel(i)->debug_output(1))>>1;
     }
 
     os[0]=out_ymfm.data[0];
diff --git a/src/engine/platform/vb.cpp b/src/engine/platform/vb.cpp
index 3701b5aa..6732bded 100644
--- a/src/engine/platform/vb.cpp
+++ b/src/engine/platform/vb.cpp
@@ -107,7 +107,7 @@ void DivPlatformVB::acquire(short** buf, size_t len) {
     tempL=0;
     tempR=0;
     for (int i=0; i<6; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(vb->last_output[i][0]+vb->last_output[i][1])*8;
+      oscBuf[i]->data[oscBuf[i]->needle++]=(vb->last_output[i][0]+vb->last_output[i][1])*4;
       tempL+=vb->last_output[i][0];
       tempR+=vb->last_output[i][1];
     }
diff --git a/src/engine/platform/vera.cpp b/src/engine/platform/vera.cpp
index 57e6f29f..8357f756 100644
--- a/src/engine/platform/vera.cpp
+++ b/src/engine/platform/vera.cpp
@@ -107,9 +107,9 @@ void DivPlatformVERA::acquire(short** buf, size_t len) {
       pos++;
 
       for (int i=0; i<16; i++) {
-        oscBuf[i]->data[oscBuf[i]->needle++]=psg->channels[i].lastOut<<4;
+        oscBuf[i]->data[oscBuf[i]->needle++]=psg->channels[i].lastOut<<3;
       }
-      int pcmOut=whyCallItBuf[2][i]+whyCallItBuf[3][i];
+      int pcmOut=(whyCallItBuf[2][i]+whyCallItBuf[3][i])>>1;
       if (pcmOut<-32768) pcmOut=-32768;
       if (pcmOut>32767) pcmOut=32767;
       oscBuf[16]->data[oscBuf[16]->needle++]=pcmOut;
diff --git a/src/engine/platform/vic20.cpp b/src/engine/platform/vic20.cpp
index bd25b528..cb78e9b4 100644
--- a/src/engine/platform/vic20.cpp
+++ b/src/engine/platform/vic20.cpp
@@ -69,7 +69,7 @@ void DivPlatformVIC20::acquire(short** buf, size_t len) {
     vic_sound_machine_calculate_samples(vic,&samp,1,1,0,SAMP_DIVIDER);
     buf[0][h]=samp;
     for (int i=0; i<4; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=vic->ch[i].out?(vic->volume<<11):0;
+      oscBuf[i]->data[oscBuf[i]->needle++]=vic->ch[i].out?(vic->volume<<10):0;
     }
   }
 }
diff --git a/src/engine/platform/vrc6.cpp b/src/engine/platform/vrc6.cpp
index 2aeb3897..7834ecbe 100644
--- a/src/engine/platform/vrc6.cpp
+++ b/src/engine/platform/vrc6.cpp
@@ -87,9 +87,9 @@ void DivPlatformVRC6::acquire(short** buf, size_t len) {
     if (++writeOscBuf>=32) {
       writeOscBuf=0;
       for (int i=0; i<2; i++) {
-        oscBuf[i]->data[oscBuf[i]->needle++]=vrc6.pulse_out(i)<<10;
+        oscBuf[i]->data[oscBuf[i]->needle++]=vrc6.pulse_out(i)<<9;
       }
-      oscBuf[2]->data[oscBuf[2]->needle++]=vrc6.sawtooth_out()<<10;
+      oscBuf[2]->data[oscBuf[2]->needle++]=vrc6.sawtooth_out()<<9;
     }
 
     // Command part
diff --git a/src/engine/platform/x1_010.cpp b/src/engine/platform/x1_010.cpp
index 44f94d99..29601ae9 100644
--- a/src/engine/platform/x1_010.cpp
+++ b/src/engine/platform/x1_010.cpp
@@ -222,7 +222,7 @@ void DivPlatformX1_010::acquire(short** buf, size_t len) {
     if (stereo) buf[1][h]=tempR;
 
     for (int i=0; i<16; i++) {
-      int vo=(x1_010.voice_out(i,0)+x1_010.voice_out(i,1))<<3;
+      int vo=(x1_010.voice_out(i,0)+x1_010.voice_out(i,1))<<2;
       oscBuf[i]->data[oscBuf[i]->needle++]=CLAMP(vo,-32768,32767);
     }
   }
diff --git a/src/engine/platform/ym2203.cpp b/src/engine/platform/ym2203.cpp
index cc2d1f3f..69d1ca8a 100644
--- a/src/engine/platform/ym2203.cpp
+++ b/src/engine/platform/ym2203.cpp
@@ -231,11 +231,11 @@ void DivPlatformYM2203::acquire_combo(short** buf, size_t len) {
     buf[0][h]=os;
     
     for (int i=0; i<3; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[i];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[i]>>1;
     }
 
     for (int i=3; i<6; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fmout.data[i-2];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fmout.data[i-2]>>1;
     }
   }
 }
@@ -282,11 +282,11 @@ void DivPlatformYM2203::acquire_ymfm(short** buf, size_t len) {
 
     
     for (int i=0; i<3; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1));
+      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1))>>1;
     }
 
     for (int i=3; i<6; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fmout.data[i-2];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fmout.data[i-2]>>1;
     }
   }
 }
diff --git a/src/engine/platform/ym2608.cpp b/src/engine/platform/ym2608.cpp
index 7c10e76c..73280bcb 100644
--- a/src/engine/platform/ym2608.cpp
+++ b/src/engine/platform/ym2608.cpp
@@ -402,19 +402,19 @@ void DivPlatformYM2608::acquire_combo(short** buf, size_t len) {
 
     
     for (int i=0; i<psgChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[i];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[i]>>1;
     }
 
     ssge->get_last_out(ssgOut);
     for (int i=psgChanOffs; i<adpcmAChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs]>>1;
     }
 
     for (int i=adpcmAChanOffs; i<adpcmBChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1);
+      oscBuf[i]->data[oscBuf[i]->needle++]=(adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1))>>1;
     }
 
-    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=abe->get_last_out(0)+abe->get_last_out(1);
+    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=(abe->get_last_out(0)+abe->get_last_out(1))>>1;
   }
 }
 
@@ -471,19 +471,19 @@ void DivPlatformYM2608::acquire_ymfm(short** buf, size_t len) {
     buf[1][h]=os[1];
 
     for (int i=0; i<6; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1));
+      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1))>>1;
     }
 
     ssge->get_last_out(ssgOut);
     for (int i=6; i<9; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-6];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-6]>>1;
     }
 
     for (int i=9; i<15; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=adpcmAChan[i-9]->get_last_out(0)+adpcmAChan[i-9]->get_last_out(1);
+      oscBuf[i]->data[oscBuf[i]->needle++]=(adpcmAChan[i-9]->get_last_out(0)+adpcmAChan[i-9]->get_last_out(1))>>1;
     }
 
-    oscBuf[15]->data[oscBuf[15]->needle++]=abe->get_last_out(0)+abe->get_last_out(1);
+    oscBuf[15]->data[oscBuf[15]->needle++]=(abe->get_last_out(0)+abe->get_last_out(1))>>1;
   }
 }
 
diff --git a/src/engine/platform/ym2610.cpp b/src/engine/platform/ym2610.cpp
index e9cb021d..303604d6 100644
--- a/src/engine/platform/ym2610.cpp
+++ b/src/engine/platform/ym2610.cpp
@@ -333,19 +333,19 @@ void DivPlatformYM2610::acquire_combo(short** buf, size_t len) {
 
     
     for (int i=0; i<psgChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[bchOffs[i]];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[bchOffs[i]]>>1;
     }
 
     ssge->get_last_out(ssgOut);
     for (int i=psgChanOffs; i<adpcmAChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs]>>1;
     }
 
     for (int i=adpcmAChanOffs; i<adpcmBChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1);
+      oscBuf[i]->data[oscBuf[i]->needle++]=(adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1))>>1;
     }
 
-    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=abe->get_last_out(0)+abe->get_last_out(1);
+    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=(abe->get_last_out(0)+abe->get_last_out(1))>>1;
   }
 }
 
@@ -404,19 +404,19 @@ void DivPlatformYM2610::acquire_ymfm(short** buf, size_t len) {
     buf[1][h]=os[1];
 
     for (int i=0; i<psgChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1));
+      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1))>>1;
     }
 
     ssge->get_last_out(ssgOut);
     for (int i=psgChanOffs; i<adpcmAChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs]>>1;
     }
 
     for (int i=adpcmAChanOffs; i<adpcmBChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1);
+      oscBuf[i]->data[oscBuf[i]->needle++]=(adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1))>>1;
     }
 
-    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=abe->get_last_out(0)+abe->get_last_out(1);
+    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=(abe->get_last_out(0)+abe->get_last_out(1))>>1;
   }
 }
 
diff --git a/src/engine/platform/ym2610b.cpp b/src/engine/platform/ym2610b.cpp
index 7d28a801..b4292a14 100644
--- a/src/engine/platform/ym2610b.cpp
+++ b/src/engine/platform/ym2610b.cpp
@@ -401,19 +401,19 @@ void DivPlatformYM2610B::acquire_combo(short** buf, size_t len) {
 
     
     for (int i=0; i<psgChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[i];
+      oscBuf[i]->data[oscBuf[i]->needle++]=fm_nuked.ch_out[i]>>1;
     }
 
     ssge->get_last_out(ssgOut);
     for (int i=psgChanOffs; i<adpcmAChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs]>>1;
     }
 
     for (int i=adpcmAChanOffs; i<adpcmBChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1);
+      oscBuf[i]->data[oscBuf[i]->needle++]=(adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1))>>1;
     }
 
-    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=abe->get_last_out(0)+abe->get_last_out(1);
+    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=(abe->get_last_out(0)+abe->get_last_out(1))>>1;
   }
 }
 
@@ -471,19 +471,19 @@ void DivPlatformYM2610B::acquire_ymfm(short** buf, size_t len) {
 
     
     for (int i=0; i<psgChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1));
+      oscBuf[i]->data[oscBuf[i]->needle++]=(fmChan[i]->debug_output(0)+fmChan[i]->debug_output(1))>>1;
     }
 
     ssge->get_last_out(ssgOut);
     for (int i=psgChanOffs; i<adpcmAChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs];
+      oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-psgChanOffs]>>1;
     }
 
     for (int i=adpcmAChanOffs; i<adpcmBChanOffs; i++) {
-      oscBuf[i]->data[oscBuf[i]->needle++]=adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1);
+      oscBuf[i]->data[oscBuf[i]->needle++]=(adpcmAChan[i-adpcmAChanOffs]->get_last_out(0)+adpcmAChan[i-adpcmAChanOffs]->get_last_out(1))>>1;
     }
 
-    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=abe->get_last_out(0)+abe->get_last_out(1);
+    oscBuf[adpcmBChanOffs]->data[oscBuf[adpcmBChanOffs]->needle++]=(abe->get_last_out(0)+abe->get_last_out(1))>>1;
   }
 }
 
diff --git a/src/engine/platform/ymz280b.cpp b/src/engine/platform/ymz280b.cpp
index a8838ae9..496f3568 100644
--- a/src/engine/platform/ymz280b.cpp
+++ b/src/engine/platform/ymz280b.cpp
@@ -76,7 +76,7 @@ void DivPlatformYMZ280B::acquire(short** buf, size_t len) {
       for (int j=0; j<8; j++) {
         dataL+=why[j*2][i];
         dataR+=why[j*2+1][i];
-        oscBuf[j]->data[oscBuf[j]->needle++]=(short)(((int)why[j*2][i]+why[j*2+1][i])/2);
+        oscBuf[j]->data[oscBuf[j]->needle++]=(short)(((int)why[j*2][i]+why[j*2+1][i])/4);
       }
       buf[0][pos]=(short)(dataL/8);
       buf[1][pos]=(short)(dataR/8);
diff --git a/src/gui/chanOsc.cpp b/src/gui/chanOsc.cpp
index 3e580524..c278463e 100644
--- a/src/gui/chanOsc.cpp
+++ b/src/gui/chanOsc.cpp
@@ -93,7 +93,7 @@ void FurnaceGUI::calcChanOsc() {
         unsigned short needlePos=buf->needle;
         needlePos-=displaySize;
         for (unsigned short i=0; i<512; i++) {
-          float y=(float)buf->data[(unsigned short)(needlePos+(i*displaySize/512))]/65536.0f;
+          float y=(float)buf->data[(unsigned short)(needlePos+(i*displaySize/512))]/32768.0f;
           if (minLevel>y) minLevel=y;
           if (maxLevel<y) maxLevel=y;
         }
@@ -400,14 +400,14 @@ void FurnaceGUI::drawChanOsc() {
 
               needlePos-=displaySize;
               for (unsigned short i=0; i<precision; i++) {
-                float y=(float)buf->data[(unsigned short)(needlePos+(i*displaySize/precision))]/65536.0f;
+                float y=(float)buf->data[(unsigned short)(needlePos+(i*displaySize/precision))]/32768.0f;
                 if (minLevel>y) minLevel=y;
                 if (maxLevel<y) maxLevel=y;
               }
               dcOff=(minLevel+maxLevel)*0.5f;
               for (unsigned short i=0; i<precision; i++) {
                 float x=(float)i/(float)precision;
-                float y=(float)buf->data[(unsigned short)(needlePos+(i*displaySize/precision))]/65536.0f;
+                float y=(float)buf->data[(unsigned short)(needlePos+(i*displaySize/precision))]/32768.0f;
                 y-=dcOff;
                 if (y<-0.5f) y=-0.5f;
                 if (y>0.5f) y=0.5f;