dispose() {
    var now = p5sound.audiocontext.currentTime;

    // remove reference from soundArray
    var index = p5sound.soundArray.indexOf(this);
    p5sound.soundArray.splice(index, 1);

    if (this.noise) {
      this.noise.disconnect();
      this.stop(now);
    }
    if (this.output) {
      this.output.disconnect();
    }
    if (this.panner) {
      this.panner.disconnect();
    }
    this.output = null;
    this.panner = null;
    this.buffer = null;
    this.noise = null;
  }
Get rid of the Noise object and free up its resources / memory.

 @method  dispose
 @for p5.Noise