Tanh = function(audiolet) {
    AudioletNode.call(this, audiolet, 1, 1);
    this.linkNumberOfOutputChannels(0, 0);
}
Hyperbolic tangent of values.  Works nicely as a distortion function.

**Inputs**

- Audio

**Outputs**

- Tanh audio

@constructor
@extends AudioletNode
@param {Audiolet} audiolet The audiolet object.