[sdiy] How does the JX3P VCA work?

[Synthmanic at aol.com]

In a message dated 1/15/2014 8:37:26  P.M. Central Standard Time, 
pfperry at melbpc.org.au writes:
Worth noting is  that in the JX3P (or the MS20 for that matter) the VCA 
only 
has to deal with  a monophonic signal, so distortion isn't such an issue.
It is the noise, that  really limits this circuit, in my opinion.

Certainly, it is a tricky  thing to analyse. I couldn't wave my hands fast 
enough..

paul perry  Melbourne Australia 



It seems to be the same VCA that is in the  MS-20.