[sdiy] CV input op-amp circuit

Tom Wiltshire tom at electricdruid.net
Fri Dec 4 20:07:48 CET 2020

Hi David,

It will, but if it’s for a microcontroller input, it doesn’t matter. It’s simpler to flip the ADC value in the firmware than add another op-amp to every CV input.

So, yes..but no!


       Electric Druid
Synth & Stompbox DIY

> On 4 Dec 2020, at 19:01, David G Dixon <dixon at mail.ubc.ca> wrote:
> It seems to me that your circuit will invert the CV, which is not what you want.

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