MAKE contributor David Prochnow has a piece on PopSci DIY about making visible and audible object finders out of the receivers found in RadioShack ZipZaps micro RC cars and Atmel ATtiny13 chips.

These electronic finder remotes always seem more trouble than they’re worth — technology that sounds good on paper… But your mileage may vary. Might be a fun little project, nonetheless.

This Finder’s a Keeper