Electrical Tape

Extreme LED Throwies

Extreme LED Throwies

LED throwies are cheery glow-dots you can make in seconds from simple components and stick to any ferro-magnetic surface. But that’s just the beginning — here’s how to hack and modify them. First make a basic LED throwie, and chain them up into big throwie “bugs.” Then learn to hack the throwie with an On-Off […]

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Pinhole Panoramic Camera

Pinhole Panoramic Camera

I bought a new scanner recently, and soon found myself spelunking through drawers of old photos from my many misspent years in photography. Some of the most interesting shots were the pinhole camera experiments I had done as a teenager. With ghostly outlines from multi-minute exposures, and shapes warped into boomerangs by curved film, these […]

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Simple Van de Graaff Generator

Simple Van de Graaff Generator

When I was younger, I spent hours perusing Bill Beaty’s electrostatics web pages. At the time, I didn’t achieve any real successes trying to build his high-voltage contraptions, and so my interest waned. Years later, I saw someone online use a soda can as a collector for their Van de Graaff generator, and all my […]

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Space Invaders Tote

Space Invaders Tote

The Space Invaders are sensitive to the electromagnetic waves of mobile phones. When in close proximity to a mobile phone, the Space Invader is energized by an incoming call and its LED eyes begin to twinkle. Accessorized with a handmade Space Invaders Tote for an evening shindig, you will never miss a call again. Whether […]

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Simple, Cheap, Multi-Channel, Sound-Reactive EL Wire

Simple, Cheap, Multi-Channel, Sound-Reactive EL Wire

Most EL wire displays are static, because they use an inverter that simply turns the EL wire on (i.e. constant-on). Sound-reactive inverters are available, but most of these are only “single channel”, so the wires are either all on or all off. To really make your display dynamic you need an inverter with multiple output […]

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 Drawdio

$10 Drawdio

These instructions will teach anyone that reads these how to make a drawdio with spare parts. It will cost $0-10 to make this little noisemaker. All of the parts can be obtained at RadioShack or any old electronics.

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