The PIR LED light security circuit can be powered from a compact 9V rechargeable battery. Note that the battery charger circuit is not included with the circuit schematic. You can use any suitable ...

Guest columnist Faraz Hasan, marketing and business development manager at Tyco Electronics Circuit Protection Products says that LEDs can require overcurrent protection despite built-in safety ...

A wide-beam rectangular LED light, with a sharp cutoff on the edges ... which was configured as an adjustable duty cycle square wave generator. Seen in the accompanying schematic, the 555 square wave ...

This circuit is not complex ... because they take up too much space, and the light they emit is too intense. It shows the main-clock input; the delay and duration potentiometers, P 1 and P 2; and the ...

Holiday light companies use various methods to make their string lights. Taizhou Haoran Machinery sells machines that create LED holiday light ... lights in a series circuit.

The Aquarium Led Lighting circuit automatically turns on at sunset and gives changing White, Blue and Green color display to make the aquarium attractive. In the morning the aquarium led light turns ...

Inspired by printed circuit boards, the building block of all electronics, a Dutch designer has created an LED-based light installation that draws upon the familiar etching pattern inside most ...