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 ...

This DIY focus timer is a combination of functionality with creativity, offering a tool to help track and improve ...

Now suppose your latest self-quarantine project needs a rotary shaft encoder. Not having one ... We are not big fans of the physical circuit diagrams, but it looks like [Tech Build] borrowed ...