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 ...

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 ...

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 ...

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 ...