Electronic ballasts used in fluorescent lighting systems can experience high failure rates, due to the fact that the ballast manufacturer may not have considered all failure mechanisms or provided ...

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 ...

Unplug the fixture or turn off the power at the main panel. Remove the diffuser (cover), then carefully remove the ...

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 ...

Fluorescent light fixtures are more efficient and cheaper to run than incandescent. But some fluorescent fixtures buzz or hum, and they take a long time to start when temperatures fall much below ...

The IRS2530D and IRS2158D 600-V controllers from International Rectifier, Inc. are suited for dimming fluorescent lighting ballast applications. According to IR, the controllers promise to boost ...

An electronic ballast, in simplistic terms, takes a mains supply and transforms the energy to a storage capacitor, which in turn powers a half bridge to provide frequency-controlled power for a ...

Some goes to a switch (thus shouldn't have collisions anyway), but in either case it all works fine -- 10mb for the hub, 100mb for the switch, no problem.<BR><BR>My working hypothesis is that it works ...

To comply with new laws on reducing energy usage, fluorescent and HID lighting systems — both examples of arc discharge lamps — have become more complex and varied in their performance. To understand ...