diff --git a/src/engine/platform/opl.cpp b/src/engine/platform/opl.cpp
index e6912cefb..55086c71d 100644
--- a/src/engine/platform/opl.cpp
+++ b/src/engine/platform/opl.cpp
@@ -646,7 +646,7 @@ void DivPlatformOPL::acquire_ymfm4(short** buf, size_t len) {
       chOut+=pcmChan[i]->debug_output(1);
       chOut+=pcmChan[i]->debug_output(2);
       chOut+=pcmChan[i]->debug_output(3);
-      oscBuf[oscOffs]->data[oscBuf[oscOffs]->needle++]=CLAMP(chOut,-32768,32767);
+      oscBuf[oscOffs]->data[oscBuf[oscOffs]->needle++]=CLAMP(chOut<<1,-32768,32767);
     }
   }
 }
diff --git a/src/gui/presets.cpp b/src/gui/presets.cpp
index 274e2d7c5..e135ad847 100644
--- a/src/gui/presets.cpp
+++ b/src/gui/presets.cpp
@@ -1847,6 +1847,30 @@ void FurnaceGUI::initSystemPresets() {
       }
     );
 
+  ENTRY(
+    "Psikyo", {}
+  );
+    SUB_ENTRY(
+      "Psikyo 68EC020 hardware with OPL4", {
+        CH(DIV_SYSTEM_OPL4, 1.0f, 0, "")
+      }
+    );
+    SUB_ENTRY(
+      "Psikyo 68EC020 hardware with OPL4 (drums mode)", {
+        CH(DIV_SYSTEM_OPL4_DRUMS, 1.0f, 0, "")
+      }
+    );
+    SUB_ENTRY(
+      "Psikyo SH-2 hardware", {
+        CH(DIV_SYSTEM_OPL4, 1.0f, 0, "clockSel=1")
+      }
+    );
+    SUB_ENTRY(
+      "Psikyo SH-2 hardware (drums mode)", {
+        CH(DIV_SYSTEM_OPL4_DRUMS, 1.0f, 0, "clockSel=1")
+      }
+    );
+
   ENTRY(
     "Sega", {}
   );