[sdiy] Linear Analog Synth Portamento

[David G Dixon]

> That's interesting, using an actual linearly changing voltage 
> - yes, that would give different times for VCOs with pitch 
> voltage differences that are, uh, different.
> 
> In the Fatman and in my digital synths that use this RC 
> modeled method, the time is equal.  And to have more fun with 
> that, in my digital synths, I can give each NCO it's own 
> portamento time setting so that (in a 4 NCO per voice synth) 
> when the note changes, the NCOs go out of tune and then come 
> back together.  It's a nice sound...

Yeah, but it's digital.  That's cheating.



:)