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 ...

As you can see in the above circuit diagram, the design is a low-current DC/DC isolated boost converter running on a single 1.5-V penlight cell. Maximum DC voltage output available from this circuit ...

Then, the metal ends of the lights are cut and shaped. Like the string, the LED light bulbs are also dipped in flux. The bulbs are then finally soldered with the wire.

by: Tierra Carpenter Posted: Dec 20, 2021 / 02:46 PM EST / Updated: Dec 20, 2021 / 02:46 PM EST ...

[youtube= Mad Scientist Labs brings us this easy to make LED blinking circuit. The idea is to put a LED in series with a small blinking incandescent bulb from a string of Christmas lights. The bulb… ...