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by bliker 4198 days ago
I was wondering why there is a need to involve a micro-controller? I can see this project being done with couple of op-amps and potentiometer? I see so many hobby project using arduinos for no good reason. Please people show some love for analog electronics!
2 comments

>why there is a need to involve a micro-controller? //

Easiest way to implement bluetooth?

Bluetooth controller