Electronics/LED Folks: I bought a few cheap, poorly-assembled LED color-changing orb-things and I'm pretty sure they're the coolest objects I have ever owned. I cracked 'em open, and damned if I know what is going on in there, but it looks simple/cheap as all hell. Help me figure it out, I'll post a build-log/parts list somewhere, and in short-order we can all be ass-deep in home-made, disarmingly sublime mood-lighting. [more inside]
posted by jjjjjjjijjjjjjj on Nov 18, 2008 - 28 answers

I'm interested in learning how to wire LEDs and program/control them. [more inside]
posted by god particle on May 26, 2008 - 10 answers

I have a question about persistence of vision and flashing lights... There will be maths and biology involved. [more inside]
posted by twine42 on Feb 6, 2008 - 3 answers

I need to purchase 30 to 50 orange or red LEDs by this Friday. Where can I get them as cheaply as possible in/around San Francisco? [more inside]
posted by agenais on Dec 5, 2007 - 10 answers

It seems that taillights have evolved rather radically from their humble origins, now featuring LED configurations spanning cars' entire back ends. Why hasn't this kind of innovation been seen with headlights? [more inside]
posted by limeonaire on Nov 25, 2006 - 15 answers

Continuation from my last question: how do I make a giant red "M" out of little LEDs? [more inside]
posted by bjork24 on Jun 26, 2006 - 20 answers

Tell me about little kids' shoes, the ones with the flashing LEDs. [more inside]
posted by Rash on Oct 14, 2005 - 10 answers