For Q-Tron, Q-Tron+, Worm, Deluxe Elec. Mistress, Stereo Polyphase, XO Deluxe Memory Man, XO Q-Tron+. Also for the following discontinued items: Classic Microsynth (trapezoid chassis), Classic Bass Microsynth (trapezoid chassis), Classic Deluxe Memory Man (trapezoid chassis), Classic Stereo Memory Man (trapezoid chassis), and Stereo Polychorus.
Genuine replacement.
