[sdiy] CS80 Filter IC schematic

[J. Larry Hendry]

Certainly one of the best sources for CS-80 information belongs to Scott
Rider, a.k.a. Old Crow/
http://www.oldcrows.net/~oldcrow/synth/yamaha/cs80/

Larry H

-----Original Message-----
From: owner-synth-diy at dropmix.xs4all.nl
[mailto:owner-synth-diy at dropmix.xs4all.nl]On Behalf Of Antti Huovilainen
Sent: Monday, January 24, 2005 10:19 AM
To: synth-diy at dropmix.xs4all.nl
Subject: [sdiy] CS80 Filter IC schematic


Hi

Does anyone have schematic for the mystery IG00156 IC used in Yamaha CS-80
filters? The chip has outputs named HP, BP, LP (and other pins) so I'm
guessing it is some variant of SVF.

Antti

Give a man a fire, and he'll be warm that day,
Set him alight and he'll be warm for the rest of his life