[sdiy] TDA 4070 chip??

[Bert Vermeulen]

I know a TDA 0470D (ITT) it is a transistor array and it is used organs as
the VCA


----- Original Message -----
From: "Grant Richter" <grichter at asapnet.net>
To: <owner-synth-diy at dropmix.xs4all.nl>; <synth-diy at dropmix.xs4all.nl>
Sent: Saturday, January 12, 2002 6:55 PM
Subject: Re: [sdiy] TDA 4070 chip??


> It's probably a CD4070 quad EXOR gate.
>
> > From: <soundgood at web.de>
> > Organization: http://freemail.web.de/
> > Reply-To: owner-synth-diy at dropmix.xs4all.nl
> > Date: Wed, 9 Jan 2002 14:21:08 +0100
> > To: synth-diy at dropmix.xs4all.nl
> > Subject: [sdiy] TDA 4070 chip??
> >
> > Does anybody know what this chip might be?
> > TDA 4070
> >
> > Is it still available.
> >
> > Did a search with my supplier they don't have them.
> >
> > It's an old ITT chip again.
> >
> > I can't figure out what it does in my circuit. It has 10 square wave
inputs
> > and gives 10 stepped square wave outputs but some how modulated.(Very
strange)
> >
> > T
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