Check the listing for details. DigiTech Whammy Ricochet Pitch Shift Pedal. Condition: New. Listed at 199.99 USD. A Pitch selector knob allows you to set your desired interval of the pitch-shifted note, and a Range switch dictates whether you’ll be shifting your signal upwards or downwards in pitch. In either case, the LED Trajectory ladder will give you a visual readout for how the pedal is manipulating your pitch.