Hi, I'm wondering if there's an easy way to control audio volume with Arduino? I see people are using digital potentiometers made for this purpose (I guess),and i found 2 type of digital potentiometers(control via i2c and the another using button only, but can someone tell me which one to use, a sch…

How To Control Old Amp using IOT way

ChrisTenone May 10, 2018, 2:24pm 2

You should use a motorized potentiometer. You can buy them, or dyi one up using a hobby servo and the correct pot for your "old Amp".

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