The Classic Serge Ring Modulator functionality of independent voltage control over the amplitude of both the X and Y signal inputs.
Doug offers modular synthesizer lessons and consultations. For information write [email protected].
Doug's website is http://www.neatnetnoise.com.
Interact with Doug:
https://www.youtube.com/user/mlwebworks
https://www.facebook.com/patchoftheweek/
https://soundcloud.com/doug-4
https://www.facebook.com/doug.lynner