The secondary current will rise and fall at double the AC line frequency and so a large secondary capacitor is required to absorb this ripple, to prevent significant ripple in the output voltage.

RoHS Compliant LED Drivers are designed to meet the Restriction of Hazardous Substances (RoHS) directive, which limits the use of specific hazardous materials found in electrical and electronic ...

These are Braun and Philips, heavyweights of the industry who have produced top-notch shavers across a broad range of prices for years. Those who value great industrial design above all else might ...

This GE bulb has a plastic dome covering a circular aluminum PCB which carries eight LED packages and the driver electronics. The driver consists of an MB10F bridge rectifier, an electrolytic ...

It's always important to have good lighting, but some spaces require a little extra -- and that's why you should have an LED floodlight bulb. To name a few places that would benefit from one ...

ELMIRA, N.Y. (WETM) – Elmira Police say it’s common to see drivers cross intersections improperly when traffic lights are ...

Philips is introducing four new lighting effects through its Hue app including an underwater option simulating the glimmer of light beneath the waves. The added effects are part of a new app ...

The Philips BT9000 Prestige promises a lot with its lofty title but thankfully delivers the goods, featuring a chunky steel casing, a robust rotary dial and innovative steel comb, it feels every ...

Elon Musk was present during a phone conversation between U.S. President-elect Donald Trump and Ukrainian President Volodymyr ...

First-ever demo of connected in-cabin vital signs monitoring will debut at AutoSens Europe, featuring OMNIVISION’s state-of-the-art CMOS image sensor and Philips’ vital signs camera i for ...

Learn more› By Doug Mahoney and Thom Dunn After another round of testing, we now recommend the Pro Christmas T5 LED Christmas Lights as our top pick. We’ve also added new smart lights and ...

Beyerdynamic has announced an update to its DT 1770 Pro and DT 1990 Pro reference-grade studio headphones. The MKII versions use the company’s new Tesla.45 drivers, which have a low, 30-ohm ...