Graphics, sound and multimedia • Re: Small audio summing amp ?

I don't know if there are "audio summing amps", but with a classic opamp, resistors and potentiometers, you can add analog voltage level signals (also known as AUX or RCA with 3.5mm), while scaling them independently.

https://www.electronics-tutorials.ws/opamp/opamp_4.html

Statistics: Posted by robertojguerra — Thu Jan 22, 2026 6:07 pm

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