Month: March 2008

MAKE’s Maker Faire Wins Folio Fame Award

Woo! Make Magazine’s Maker Faire won the gold for “Best Series Of Events” as the third-annual Folio Fame awards were given out today at the Magazine Event Strategies Conference in New York City. Winning the award, Make overcame stiff competition from Smithsonian and Southern Living. The Fame awards recognize the magazines that have created the […]

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 […]