Soraa, the Khosla Ventures-backed startup that uses the semiconductor gallium nitride rather than sapphire in its LED and laser technology, came out of stealth mode Tuesday and unveiled its flagship ...

High-brightness LEDs are an inexpensive, robust, and green replacement for halogen light bulbs. This Idea for Design shows you how to apply an AC LED driver to convert the usual 12 or 24 V AC ...

If you are looking to replace halogen bulbs with LEDs, combining a rectifier bridge and a current-controlled synchronous step-up/step-down converter creates a high power factor driver circuit, writes ...

Halogen bulbs put out a lot of focused light but they do it at the expense of burning up a lot of Watts and generating a lot of heat. The cost for an LED replacement like the one seen disassembled ...

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...

When driving off-road at night or even down rural roads, it becomes very apparent that the factory headlights and fog lights leave a lot to be desired, even with the high beams on. In the past, ...

I recently replaced the high and low beam bulbs with Philips Racingvisoon (Halogen) and noticed a definite improvement. I have always thought that LED bulb replacements would not be road legal in the ...

The Government announced in June that halogen bulbs will no longer be available to buy in Britain. But the move was originally due to take place on September 1. The delay was to ensure the “new ...