[sdiy] IN your mind, Serge and the 3900

[jhaible at debitel.net]

Very interesting!
Thanks for passing this on.

JH.


> i saw some mention in this thread of serge
> tcherepnin's ubiquitous use of the LM3900 in alot of
> early modular designs.
> 
> it was my great good fortune recently to correspond
> with serge, and i briefly asked him about the 3900 -
> he reponded that in '71 or '72 he had begun thinking
> about making a "people's synthesizer" and saw the
> announcement for the 3900 in the digital design
> magazine.  it struck him so much that he went to visit
> the chip designer Tom Fredericksen, to discuss the
> chip with him.  Serge also said his old VCO built
> around one 3900 was one of the most economical VC
> logarithmic units (VC waveshaping + input VC
> processor).
> 
> youve got to give the man credit for stretching the
> value of one chip to be able to buy in bigger
> quantities :)
> 
> best wishes all
> seth s. nemec
> 
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