> > There's also the limitation that the preset threshold voltage of

the

> > A150 is 3.6V, so nothing south of 3.6V would throw the switch
> > without a boost
>
> Another job for the A136!

Hope you realize that was facetious. You don't really need a boost,
just an offset voltage.

For comparison logic, I usually bias the A150 so that it switches
right at zero volts. (I'm experimenting with MAX, MIN, and ABS
functions applied to random LFOs).

Joe