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Using Springs as Heating Elements

Longtime MAKE pal Raphaël Assénat wanted to recycle his stash of anti-static bags for component shipping, and built an improvised heat-sealer to do it. It's just a step-down transformer, some current-limiting resistors, a momentary switch, and a resistance wire made by uncoiling a compression spring. Read more »

Scratchbuilt: Mi-24 “Hind” Attack Helicopter With 100K Parts

Every reported fact about this model is more amazing than the last: It was begun in 1986, when much information about the Hind was still protected by the Soviet Union as military secrets. It is constructed mostly from corrosion-resistant metals: aluminum, titanium, brass, stainless steel. The pedals in the cockpit... Read more »

A RobotGrrl and Her Bots

I was psyched to finally get a chance to meet RobotGrrl at World Maker Faire. In this video from her table, she shows Chris Connor three of the bots she's designed. I especially love that she's already made use of the Redpark Cable for connecting Arduino with iOS via an... Read more »