Kit Party
Coil Driver
If you like high-voltage sparks arcing through the air (and who doesn’t?), check out the Coil Driver, which drives an automotive ignition coil at audio frequencies. Like other musical kits, the Coil Driver makes a great group build because you can all make cool sounds together when you’re done. However, while it’s an easy solder, […]
Thingamagoop 2
Analog voltage-controlled oscillators (AVOs) make a variety of intriguing hums, beeps, buzzes, and loops, controlled by buttons, knobs, and sensors. These are fantastic group projects because once the soldering irons are all put down, you get an excellent payoff: you can have an impromptu concert. Bleep Labs, run by Austin, Texas, circuit bender and kit […]

