diff --git a/pde/IF3Si/IF3Si.pde b/pde/IF3Si/IF3Si.pde
index 6631e36..412ae78 100644
--- a/pde/IF3Si/IF3Si.pde
+++ b/pde/IF3Si/IF3Si.pde
@@ -57,6 +57,7 @@ float[] multXZ;
 
 PGraphics sphere;
 
+// tiles
 int tilesOverlap;
 
 // testPicture
@@ -74,6 +75,9 @@ PFont fpsFont;
 // siLines
 ArrayList<FloatList> siLinesData;
 
+// drawSpectrum
+float drawSpectrumAFactor;
+
 ///////////////////////////////////////////////////////////////////////////////
 void setup() { // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
@@ -183,7 +187,11 @@ void draw() { // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
   // drawSpectrum
   drawSpectrum(boolean(1),
-               siLinesData);
+               siLinesData, // ArrayList<FloatList> 2D data
+               0, // threshold
+               drawSpectrumAFactor, // alpha factor (58 = 1)
+               127		// line height
+               );
 
   
   // draw spheress```````````````````````````````````````````````````|
diff --git a/pde/IF3Si/osc.pde b/pde/IF3Si/osc.pde
index 12ce39a..e111dd7 100644
--- a/pde/IF3Si/osc.pde
+++ b/pde/IF3Si/osc.pde
@@ -15,10 +15,11 @@ void ctlin(int cc, int val) {
   // midi control values, from Renoise (via SC)
   
   // debug
-  println("### OSC: /ctlin cc:" + cc + " value:" + val);
+  // println("### OSC: /ctlin cc:" + cc + " value:" + val);
 
   // patchbay
   if (cc == 2) { tilesOverlap = val;  }
+  if (cc == 10) { drawSpectrumAFactor = val;  }
 
   // example:
   // if (cc == 2) { flySpeedXfactor = (val - 64); }
@@ -33,7 +34,7 @@ void scosc(String mount, int val) {
   // stuff coming directly from SuperCollider
   
   // debug
-  println("### OSC: /sc mount:" + mount + " value:" + val);
+  // println("### OSC: /sc mount:" + mount + " value:" + val);
 
   // patchbay
   if (mount.equals("testPatternToggle")) { testPatternToggle = boolean(val); }
diff --git a/scd/midiosc.scd b/scd/midiosc.scd
index ede90b1..194b8d5 100644
--- a/scd/midiosc.scd
+++ b/scd/midiosc.scd
@@ -14,7 +14,7 @@ MIDIIn.connect("Renoise MIDI Output", "SuperCollider: in0");
 midiFunc = MIDIFunc.cc({
 
 	arg val1, val2;
-	postln(">>> sending: /ctlin " + val2 + " " + val1);
+	//postln(">>> sending: /ctlin " + val2 + " " + val1);
 
 	// we need to send /ctlin CCnum CCvalue
 	~zarquOsc.sendMsg("/ctlin", val2, val1);
@@ -23,4 +23,4 @@ midiFunc = MIDIFunc.cc({
 }, (0..127)); // match all cc (from 1..127)
 
 // testing testing
-~zarquOsc.sendMsg("/sc", "testingmount", 10);
+//~zarquOsc.sendMsg("/sc", "testingmount", 10);