The RCA COSMAC 1802 "Membership Card"

You may have seen this little beauty floating through the interwebs. It’s an Altoids Tin-based COSMAC Elf, built around the classic RCA COSMAC 1802 microprocessor. It’s the prototype to a kit that Lee Hart has been developing. P. Todd Decker (Overland Park, KS) sent us a link to this video... Read more »

Coffee can alarm clock

This Instructable shows you how to build an Arduino-based alarm clock inside of a Illy coffee tin. The electronics are based on Wiseduino (Arduino clone with DS1307 real time clock on board), with a LED matrix shield sitting on top. The shield is built with 74HC595 shift registers that drive... Read more »

Mint tin mixer

Instructables user richfiddler11 writes: My car stereo has only one ‘Aux’ input, but I have several gadgets that I like to hear on a trip without swapping cables: MP3 Player, talking GPS, Blackberry, XM player, Kindle, etc. I couldn’t find a commercial solution, so I came up with this little... Read more »

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