The LED industry is ever moving towards more lumens/watt, lumens/$, lumens/area, better brightness, and improved color rendering index (CRI), sometimes called color rendition index. CRI is a ...

A LED light pipe is an optical fiber or a solid transparent plastic rod for transmitting light from an LED mounted on a printed circuit board (PCB) to the user interface. Light pipes transmit up to 80 ...

Inspired by printed circuit boards, the building block of all electronics, a Dutch designer has created an LED-based light installation that draws upon the familiar etching pattern inside most devices ...

A simple project to make the onboard LED of an STM32F446RE Nucleo board blink, used to verify that the board is working correctly. This project demonstrates basic GPIO usage on the STM32F446RE using ...

In my so-far nearly 30 years of writing for EDN, I’ve learned a lot about my ever-evolving audience (i.e., you), at least two aspects of which are directly relevant to this particular writeup: Or take ...

LED bulbs are the way to go for a “smarter” smart home. While some bulbs and bulb kits may be a bit of an investment upfront, the cash you’ll save in the long run, combined with many of the great ...