From MMM Wiki
ADSR transient generator with independent control of the Attack, Decay, Sustain and Release stages of the envelope.
Output is a varying control voltage from 0-5V.
Repeat switch. Allows for automatic repeat of the envelope sequence.
Repeat Level. Allows for selection of the envelope output level where the repeat function will re-trigger.
Man gate pushbutton allows for manually triggering the envelope.
This module is currently available. $250.00
PCB board dimensions:
3.125" (3-1/8") 79.38mm X 2.625" (2-5/8") 66.68mm
Mounting holes: 0.125" (1/8") 3.18mm (for 4-40 screw) 4 holes, one in each corner
Mounting hole spacing; Length: C-C= 2.925" 74.3mm, Width: C-C= 2.425" 61.6mm