[sdiy] Can I use an LM13600 in place of an LM13700 ?

[jhaible at t-online.de]

> The other candidate for the same space, is Jurgen's
> combination sample and hold, glide, glide and hold,
> which will also fit if I leave off the output level
> adjust control.

I don't recommend this (or any other 13700 based
circuit) for portamento. It's nice to smooth modulation
signals, but it has too much offset modulation for 
(tuned) portamento applications.

JH.