Looking for something with a bit more style than the traditional kitchen timer, [Martin Jonasson] decided to take the last couple of months to design and build his own take on the idea using a rotary ...

Today we are going to create a strobe light for the tips of the wings of an rc airplane using a 555 timer (NE 555 or lm 555 ...

'Tis the season to save energy -- by using efficient new holiday lights inside and outside your home, and by putting them on simple timers so they do not stay on all the time. New light-emitting diode ...

You probably have enough on your holiday to-do list that manually controlling your outdoor Christmas decorations doesn’t need to be on there. All outdoor automatic timers should be waterproof and ...

This simple LED driver circuit allows us to drive up to seven LEDs by using a single NiMH (Nickel Metal Hydride) AA cell. The circuit produces voltage pulses at a much higher level than the input ...