Amplify

Applies Amplify effect to the selected part of an audio file. Changes amplitude of the input audio file.

Parameter	Description
Rate	An amplification coefficient in percent. If Rate = 100, then audio array isn't changed. If Rate > 100 then Volume of audio is increased, otherwise it is decreased.

Tip:

See also: Apply a Special Effect or Filter
The method doesn't change amplitude at the first and last position of the audio array, if property SmoothEnabled is set to True.