Technology

Arduino MIDI sequencer

Beamer writes – I’ve been working on a sequencer project for a while and I got some good footage of my good friend Scott Hansen from Tycho and ISO50 playing with it. It’s based off of the Arduino right now. The first row is your standard note assignment The second row is velocity (turned off […]

iNoteBook: repurpose an old laptop

It seems like I end up updating my laptop every couple of years, but as cool as new hardware is, sometimes the challenge of finding a new use for the old machine is more interesting. The iNoteBook mod is a classic example, transforming a broken, screenless iBook into a stealth desktop machine. What’s your favorite […]

DIY Induction heating

DIY Induction heating

Once you have made your ignition coil, you may want to try making an induction heater. Here is how they work: When an alternating electric current is passed through a coil, the coil creates a magnetic field. The magnetic lines of flux cut through the air around the coil. If a ferrous material, such a […]

Fun with ignition coils

Fun with ignition coils

Ignition coils are a cheap way to have some high voltage fun. You can usually find them in old cars or a used parts shop. They need a special circuit to work outside of the car; fortunately it’s fairly easy to make one. Ignition coils are essentially pulse transformers. Transformers that work using pulses of […]