[sdiy] Poly analog synths needing multiple signal paths?

[David G Dixon]

> 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.  Any thoughts are 
> greatly appreciated!

I believe that what you are describing is generally called "paraphonic".
True polyphony is completely separate voices (even if all the filters, etc,
are controlled from the same CV sources).