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 ...

What lights do you use at home? I'm 100% LED now - even my fridge light is LED. You don't need to go that far - I'm a little obsessed! It has taken me a couple of years of learning to get it right.

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 ...

If your car came from the factory with halogen or HID bulbs, you’re going to need to replace them or upgrade them down the line. Both of these bulb types lose light output over time; thus, even if ...

DOE's CALiPER report on solid-state lighting aimed at replacing the halogen MR16 multi-faceted reflector lamp examined 27 LED MR16 lamps and found that although initial performance of LED MR16s has ...

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 ...

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, ...