EFFECTS 101: Pitch Shifter
4:07
EFFECTS 101: Octaver
9:00
Boss PS-6 Harmonist (Demo)
3:43
EFFECTS 101: Tremolo
26:58
The Shadows - Instrumental Show
10:38
How to use a Harmonizer & Pitch Shifter w the Donner Harmonic Square
5:57
Boss PS6 Harmonist
7:04
Electro-Harmonix PICO PITCH FORK Pitch Shifter (EHX Demo by BILL RUPPERT)
3:57