[sdiy] CMOS V.C.R. with 1V/Oct Response

[Theo]

Maybe v2000 ?

Theo


From: Tim Ressel <madhun2001 at yahoo.com>

> Is that VCR beta or vhs?
> 
> --TR
> 
> --- eq927 at freenet.carleton.ca wrote:
> > Hello List,
> > Osamu Hoshuyama kindly provided webspace for a
> > schematic of a circuit I 
> > built earlier this year. It is a design for a
> > multiple 
> > CMOS voltage-controlled resistor where the
> > resistance is constrained to 
> > be an exponential function of the applied control
> > voltage. The schematic 
> > is here:
> > 
> >   
> >
> http://www5b.biglobe.ne.jp/~houshu/synth/mike_irwin/cmos-vcr.gif
> > 
> > Regards, Mike
> 
> 
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