Chris Rybitski has made a creative LED tree using some new parts and some well placed recycled items. “All of the LEDs have a common ground (the 14 bare copper wires that are all soldered together to form a bouquet of wires). An insulated wire is then solderet to the anode of the leds and wrapped around the bare copper wire. Parts: * 14 ultrabright blue LED’s * xbox 360
This is a go anywhere/store anywhere bike. The Strida is sure to turn some heads! “Features a rear pulley drive train kevlar belt drive rated up to 50,000 miles is greaseless and ultra durable. Strida is designed to need only a single speed. the gearing is 56 gear inches, roughly equivalent to 4th gear on a ten speed bike. Injection molded 16″ wheels are rustproof and never need truing.
Sparkfun has put together a good guide on how to solder surface mount components. “More and more ICs come in surface mount packages only these days. And I can’t tell you how many times I’ve heard someone say ‘Well I can’t solder that because it’s SMD’. They’re wrong! You can solder anything. That’s right, anything from your own dorm-cell-room. This tutorial will show you just how to solder crazy things
