[sdiy] Poly analog synths needing multiple signal paths?

[John Speth]

> I've read that polyphonic analog synths need a complete, separate signal
path
> for each note of polyphony. I've never entirely understood why. I would
think
> that you could have multiple oscillators, each getting its own CV, feed
them
> into a mixer, then from there to filtering etc.

That depends on what you mean by "separate signal path".  If you want each
voice to have their own envelope for filter and volume, then each
voicesignal path will be Osc, filt, amp.  Multiple voices will mix with
each other in a mixer.

JJS