Using this simple Christmas LED lights decoration circuit, you can make an 18 LED flasher to decorate the Christmas Tree. The White, Blue and Red LEDs flash at different rates to give a colorful ...

He’s included build instructions as well as diagrams of the circuit, ... LED Hacks Tagged 555, christmas tree, Circuit Sculpture, contest, led, NE555. Post navigation.

A Raspberry Pi 3 and Arduino Uno make this in league with some pretty smart Christmas trees. MAX6968 5.5V constant-current LED driver chips and MOFSETs round out the control circuit.

While the National Christmas Tree has been all-LED holiday lighting for the past four years, it is expected that two out of every five holiday lighting strands sold this holiday season will be LED.