The highly efficient Lighting Ballast Transformer Series from Innovative Power, Inc., offer superior performance, excellent reliability and rugged construction for aerospace, industrial and commercial ...

A ballast for a fluorescent lamp has two primary functions: Provide high initial voltage to start the lamp; and regulate lamp current during operation. Common electronic ballasts convert 60-Hz line ...

Aided by a new full-bridge controller, a popular electronic HID ballast topology manages lamp operation, while enhancing lamp safety. Tom Ribarich, Director, Lighting IC Design Center, International ...

Q: My home is about 20 years old. My problem is with the lights in the kitchen. Sometimes they work and sometimes they don’t. When I turn on the switch, the light flickers or just partially lights. I ...

With all of the excitement surrounding LEDs these days, one might say high-intensity discharge (HID) lamps are out of the limelight. But though LEDs get most of the headlines, HID sources are still ...

Lighting ballasts are as essential to a fluorescent lamp as an engine is to a car. In essence, they provide the power behind the light, serving as both an inhibitor to limit the flow of current and as ...

In yet another post-Teva claim construction case (see discussion of Teva v. Sandoz, Shire Development v. Watson Pharmaceuticals, Kaneka Corp. v. Xiamen Kingdomway Grp. and TomTom, Inc. v. Adolph cases ...

How would you like to seriously reduce maintenance costs, production interruptions, and inventory costs without a capital project? You may be wondering how that could be done. The answer is you can ...

Researchers are developing a high-resolution tracking system that uses PDAs and audio directions to guide patients around hospital wards. The system also helps rehabilitate those with traumatic brain ...