Phaser
============

Phasing effect module.


.. image:: /images/Parametres_Phaser.png

Sliders under the graph:
    - Center Freq: Center frequency of the phaser (all-pass filter).
    - Q Factor: Q factor (resonance) of the phaser (all-pass filter).
    - Notch Spread: Distance between the phaser notches.
    - Feedback: Amount of phased signal fed back into the phaser.
    - Dry/Wet: Mix between the original signal and the phased signal.

Dropdown menus and toggles:
    - Number of Stages: Number of stacked filters - changes notches bandwidth.
    - # of Polyphony: Number of voices played simultaneously (polyphony); only available at initialization time.
    - Polyphony Spread: Pitch variation between polyphony voices (chorus); only available at initialization time.

Graph only parameters:
    - Overall Amplitude: The amplitude curve applied on the total duration of the performance.
