[sdiy] Anyone remember the Psych Tone?

[eq927 at freenet.carleton.ca]

John L Marshall wrote:
> 
> Another Don Lancaster project. Have you tried his site? It is briefly
> described in his TTL Cookbook.
> That unit was featured in a construction article in Popular Electronics 
in the early 1970's (I think 1972 or 1973). Picture on the front cover 
in case you are looking through a stack of these magazines.
Mike

> www.tinaja.com
> 
> John
> 
> ----- Original Message -----
> From: Scott Evans, Gen Mgr <esresource at earthlink.net>
> To: DIY <synth-diy at dropmix.xs4all.nl>
> Sent: Thursday, September 27, 2001 8:40 PM
> Subject: [sdiy] Anyone remember the Psych Tone?
> 
> > I recall reading a construction article on the "Psych Tone" in a '70s
> > edition of Popular Electronics. It had three or four knobs on the front
> > and generated random tone patterns. I am attempting to locate a
> > schematic for this project and wish to adapt it to a DIY project. If
> > anyone has the schemos or know where they are archived, I would
> > appreciated it.
> >
> > Regards and thanks in advance,
> >
> > Scott Evans
> >