Good tutorial on putting together a pneumatic power system for “home imagineering,” as as the folks at Phantasmechanics call it. We’ve blogged their stuff a couple times before.

More:

• The “Flying Crank Ghost” kit
• Lift-and-turn piston from PVC pipe fittings

Make: Halloween Contest 2009

Microchip Technology Inc. and MAKE have teamed up to present to you the Make: Halloween Contest 2009! Show us your embedded microcontroller Halloween projects and you could be chosen as a winner.