[sdiy] LM13700 VCA circuit

[Ryan Williams]

Thanks Chris, I had been looking for that since I heard about it. It 
seems to be just as what I've seen before though.

we have the same name. mine is really chris williams although I go by 
ryan (middle name).

-ryan or also chris.

Chris Williams wrote:
> The Mike Sims VCA circuit (and article) is at
> 
> http://www.reed-electronics.com/ednmag/archives/1995/011995/02DI1.htm
> 
> Cheers,
> 
> Chris.