He’s converted a mouse into a tuning dial. The scroll wheel on a mouse is nothing more than a rotary encoder, and can easily be used as a sort of tuning knob. Replacing it with a better encoder ...

He designed a circuit that generates an analog voltage based on the state of those pins. He also wrote a program that can recognize the new analog patterns produced by his rotary encoder and his ...

rotary encoder, cord, and circuit board. After that you'll desolder the encoder from the circuit board, add a small metal rod to control the encoder, mount the parts in a project box, and attach a ...