The PeriodicWave() constructor of the Web Audio API creates a new PeriodicWave object instance.


var myWave = new PeriodicWave(context, options);


Inherits parameters from the AudioNodeOptions dictionary.

A BaseAudioContext representing the audio context you want the node to be associated with.
options Optional
A PeriodicWaveOptions dictionary object defining the properties you want the PeriodicWave to have (It also inherits the options defined in the PeriodicWaveConstraints dictionary.):

Return value

A new PeriodicWave object instance.


var real = new Float32Array(2);
var imag = new Float32Array(2);
var ac = new AudioContext();

real[0] = 0;
imag[0] = 0;
real[1] = 1;
imag[1] = 0;

var options = {
  real : real,
  imag : imag,
  disableNormalization : false

var wave = new PeriodicWave(ac, options);


Specification Status Comment
Web Audio API
The definition of 'PeriodicWave' in that specification.
Working Draft  

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 55.0 53 (53) No support


No support
Feature Android Android Webview Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile Chrome for Android
Basic support No support 55.0 53.0 (53) No support


No support 55.0

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, Sheppy, jpmedley
 Last updated by: chrisdavidmills,