They’re consistently popular with the readers, which is admittedly part of my (and EDN’s) motivation to continue doing them. But I personally also find them fascinating; inevitably I come across at ...

The real-life closeup image of a WS2812B LED is given below. You can see that the WS2812B die is connected to 3 individual LEDs namely Red, Green and Blue using gold wires. The video below shows the ...

The movie Iron-Man came out in 2008. In 2010 after the sequel was released, I wanted to create an arc reactor prop to use in Halloween costumes. I documented my build on Instructables here: Build an ...

This my project to place LED filiments in the clear acrylic tube of the nutrona wand to simulate the particle streams. This is a arduino controlled project that piggybacks on the MikeS11 electronics.

Hackers have loved LEDs from day one, back when they gave us little more than a dim spot of colored light in the darkness. These days, they’re big, bright, and beautiful, and can be used to create ...