Earthquaker Pitch Bay Dirty Polyphonic HarmonizerThe Pitch Bay is a three part polyphonic harmonizer and distortion generator in one compact enclosure. It features two voices of adjustable polyphonic pitch shifting, one above the root and one below. Each voice can be adjusted by stepped semitones, from 1 semitone to 12 semitones (one full octave) above and below the root. Each voice (Pitch up, Pitch down and Root) has an adjustable mix control so they can be blended, cut or boosted to your hearts