[sdiy] tanh distortion in a filter

[David G. Dixon]

> > What does it do?  (as in what does it sound like?)
> 
> Slight fuzz / soft clipping.

So, is anybody here going to answer my (potentially stupid) question about
using a sine shaper as a preamp, or am I just going to have to wire one up
and try it myself?  Sine shapers are essentially tanh operators, are they
not?  This could be done with a differential pair or an overdriven OTA.