[sdiy] CMOS Switch as VCA?

Dave Manley dlmanley at sonic.net
Mon Feb 15 04:42:40 CET 2010


Naoki Iwakami wrote:
> On Mon, Feb 15, 2010 at 7:30 AM, Magnus Danielson
> <magnus at rubidium.dyndns.org> wrote:
>   
>> The Sennheiser VSM-201 vocoder uses CMOS switches as VCAs through PWM.
>>     
>
> Roland VP-330 as well.
The OP was looking for non-PWM circuits:

"Forgive the dumbness of the question, but has anyone tried using a 
standard CMOS switch (4016/4066) as a "sort of" VCA?  I mean with an 
actual linear CV input, not using PWM."


-dave



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