[sdiy] Temperature Compensated Exponential Converter Using SSM2164

[Ian Fritz]

At 11:32 AM 8/31/2009, David G. Dixon wrote:
> > As is mentioned in Roman's site, SSM2164 itself is not so sensitive
> > to temperature.  It may have heating function.
>
>I seriously doubt that!  It simply has a gain temperature constant of
>3300ppm/K, either by design or by accident.

Again the circuit I'm refering to is *not* on Roman's website.  He posted 
it to this list in 1999.  It is almost identical to Houshu's 
design.  Component values are different, that's all!

Ian