DIY web site Instructables steps through how to build your own scroll wheel—like the $45 Griffin PowerMate—with an old mouse, remote control car wheel (or similarly sized wheel that fits your hand), ...
Have a sound system that you sit far away from, but hate remotes? Instructables user Kris S shows off how to build a soft volume control knob using cheap components. Kris S uses a micro USB cable, a ...