The Pitch Bend effect changes the pitch over the length of the audio file with the help of a speed curve. The length of the audio file can be changed or retained.  
The following setting options are available:
Graph
Pitch

Shows the pitch over the length of the audio file.

Slider
Pitch Range

Sets the y-axis in the Pitch graph. The greater the value, the more noticeably the pitch can be changed.

Check box
Keep Length

Retains the length of the audio file. The x-axis in the pitch (output length) graph is fixed.

 


Pitch Bend