[sdiy] pre Uprocessor schematics with ADC/DAC?

[Adam Schabtach]

> Hi Aaron and Dan,
> 
> This is a reply from Terry Shultz who worked at PPG from 
> 1984-85 designing and building PPG products in Hamburg.
> 
> [...]
> 
> If people are interested I am sure I can resurrect much of 
> this older synth docs.
> 
> Regards,
> 
> Terry
> thx1138 at earthlink.net

Hi Terry,

Thank you for your posting. I'm sure that I speak for many of us by saying
that I would love to see any documentation on these older synths that you
would be willing to share!

--Adam