The code for the Arduino contains a loop that continuosly runs. The code sets the mouth LED pin to HIGH (The LEDs will turn on). Then the code sets the eye LEDs to high (Turns them on). Then there ...

Here is a simple and powerful LED circuit that can be operated directly from the AC 100 volt to AC 230 Volts mains supply. The circuit can be used as mains power locator or night lamp etc.. The ...

Part 3: https://www.youtube.com/watch?v=oId-h6AeXXE The PDF file shows a picture of the schematic capture, the PCB layout, and the layers of the PCB board.

I received a request for a schematic of my home brew LED Brite Macro Illuminator that I described in this previous post. Happy to do so. Here’s the schematic (note, it’s in Visio format so no, I ...

The fin LED pixel design includes the glowing zinc oxide fin (purple), isolating dielectric material (green), and metal contact (yellow atop green). Disclaimer: AAAS and EurekAlert! are not ...