crimp a wire crimp to each end of the memory wire and bend the wire back and forth to make it shorter. Set aside. Sketch the circuit Cut a rectangle of cardstock no bigger than 6×8” and fold down one ...

The advent of microcontroller modules like the Arduino opened up ability to build and program interactive ... Flexible LED array can be wrapped around curved surfaces Flexible can be flat too Flexible ...

Breakthroughs, discoveries, and DIY tips sent every ... By wiring a circuit called a “joule thief,” you can tap the last of that power to light a white LED. The circuit boosts the dwindling ...

"Strip away the plastic from the inner wire every 50mm, then rewire the LEDs closer together," Cram says. "Make sure the positive end of the LED joins to the positive wire and the negative joins ...

Wait no longer! Build yourself a little circuit to change the analog phone’s audio to regular line audio to record with your sound card. Remember that it is illegal in many places in the world ...