[sdiy] Simple VCA?

[John Mahoney]

At 03:00 PM 4/12/2008, mike ruberto wrote:

>The simplest VCa out there is the Yamaha single transistor design. I
>think you can find details about it on Mr. Haible's website.

I was thinking it was a Korg circuit. High control voltage 
feedthrough is it's main problem, if memory serves.


>Using an FET optocoupler is also a simple VCA solution.

How about using a Vactrol? (I know they are slow, but aside from that?)

John 


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