This solar tracker system uses the Arduino UNO board, a servomotor, 2 LDRs and 2 resistors to rotate the solar panel towards the Sun or a source of light. Here https ...

Pretty much every project I've done just lately has required me to test out some servos and experiment with their positions before they go into the assembly. I usually make a quick servo tester on a ...

An Arduino can be used to test the life of any battery with less than 5 volts, Boxall says. So, for a quick way to see how much juice your AAA, AA, C, or D batteries have left, build this ...

Two new development kits that require Arduino programming skills could make it easier for the do-it-yourself set to build electronics and wearable devices. The LittleBits Arduino at Heart starter kit ...

Today in devices that use stepper motors to make beautiful music we present to you this Arduino-powered, Raspberry-Pi containing music box that uses simple stepper motors to grind out merry tunes and ...

I know how to solder, but I do not always want to solder, and I think there are a lot of folks like me. Even if the act itself can be done (and undone, and redone), the friction of hauling out the ...