<html> <head> <script> function boom() { var r0=new AudioContext(); var cm=r0.createChannelMerger(20); var o1=r0.createOscillator(); var o2=r0.createOscillator(); var pw=r0.createPeriodicWave(new Float32Array(4),new Float32Array(4)); o2.setPeriodicWave(pw); o1.connect(cm); cm.connect(o2.frequency); o1.start(); o2.start(0.476); } </script> </head> <body onload="boom();"></body> </html>