// title: Sine Wave ...?
// author: Fumiya Funatsu
// description:
// It sounds like Sine-Wave, but...
// code:
{
  
  var noise = WhiteNoise.ar();
  var mouseX = MouseX.kr(40,20000,'exponential');
  
  BPF.ar(noise,mouseX,0.0001/mouseX)*20000*[1,1];
  
}.play;