[mircemk] built a slick-looking LED tester with a couple handy functions built in. Not only can one select a target current to put through an LED, but by providing a target voltage, the system will ...

Rapid market growth for HB (high-brightness) LEDs is driving what was once a niche industry into full-fledged high-volume production. With the emergence of applications such as display backlighting, ...

High-power light-emitting diodes (LEDs) used in lighting signs, warning lights, decorative lights, and as color backlights for cell phones and laptop computers. Colors include red, blue, yellow, green ...

If you’ve worked on a project with small LEDs, you know the frustration of determining their polarity. This ingenious LED Probe from [David] packs a lot of useful features into a simple, ...

LED lighting is one of those modern pieces of technology that people are looking to adapt to their older cars. In addition to brighter illumination, LED lights draw less amperage and operate at cooler ...

CLEVELAND, Ohio -- Residents and motorists in several Cleveland neighborhoods will see their streets in a different light next month -- when the warm glow of traditional street lights is replaced by ...

Virology laboratory testing of ultraviolet-C (UVC) light conducted at the University of Nevada Reno has confirmed sterilization of a human coronavirus of the COVID-19 family at a distance of 5 feet in ...