Main Content



How to Make an LED Heart Display

How to Make an LED Heart Display

“Create a free standing and battery-powered LED heart for your sweetheart! Ah, Valentine’s Day. What’s a nerd to do except somehow use it as an excuse to build something? My husband can be weary of homemade electronics, so …

more ...

How To Make Led Fan

How To Make Led Fan

“I will show you how to convert your old boring fan into a nice glowing fan. I want to use 2 LEDs so I need to drill two 5mm hole. The LED direction is very important!!! Please take a look …

more ...

Flickering LED Christmas Tree

Flickering LED Christmas Tree

“Just 50 candle flicker LEDs powered by 3 AA batteries Forward voltage drop across the LED is 2.0-2.2V, so I decided to connect them in parallel, and to use step-down DC-DC, which converts 3.0-4.5V from …

more ...




Arduino Traffic Light

Arduino Traffic Light

“I have used the drawing from this instructable, to create a separate traffic light. I made the following changes: Holes for LEDs are smaller, for 5mm LEDs (instead of 10mm LEDs); Added tiny platform, so the traffic light can stand …

more ...