Power supply

Get Started with BeagleBone

Get Started with BeagleBone

Got a project too big for a microcontroller? This embedded Linux board offers powerful features in a small package.

Little Big Lamp

Little Big Lamp

Add bright lighting to your space with powerful LEDs housed in PVC.

Optical Tremolo Box

Optical Tremolo Box

Plug your guitar into light-programmable waveforms with this unique effects box.

Small Word Clock

Small Word Clock

This word clock has a lot of small steps that add up to a moderately difficult build. You’ll be building three circuit boards, possibly making (or modifying) a frame, soldering SMD parts and playing around with finicky die-cut stickers. However, the end result can be very satisfying. If you’re concerned about doing some of these […]

Lumia Lunchbox Laser

Lumia Lunchbox Laser

Back in the 1970s, my friend Wayne Gillis and I used to do light shows at science fiction conventions. We had the usual panoply of overhead, slide, and custom-made projectors, and a single, very expensive, helium-neon laser from Edmund Scientific. Calling ourselves Light Opera, and later, Illuminatus, we performed at ConFusion conventions in Ann Arbor, […]