Hi-Fi Stereo Amplifier gain regulation with potentiometer

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Re: Hi-Fi Stereo Amplifier gain regulation with potentiomete

Postby hondagx35 » 24 Oct 2016, 08:36

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Re: Hi-Fi Stereo Amplifier gain regulation with potentiomete

Postby surfninja » 27 Oct 2016, 19:55

I'm impressed with Frank's response. Good job.

you want to add the pot between the pi and the amp to limit the gain into the amp. I'd put it between the input cap and the opamp. you want to block dc into the pot with the cap.
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