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 ...

Philips has led the way in designing an instantaneous 'click-to-fit' LED retrofit alternative for linear electronic instant start fluorescent tube lighting. Currently, installers need to re-wire the ...

In part 1 we discussed rectifying the ballast AC current to DC and we showed an open load protection circuit. Direct replacement of fluorescent tubes with LED assemblies can lead to uneven lighting.

Fluorescent lamps waiting to be recycled after an LED upgrade in a university classroom. Part 1 of this series reported on conversations with facility personnel to better understand the sluggish ...

If you want to improve lighting system efficiency, ballast selection is critical. Today's most popular energy-efficient lighting designs involve new ballasts. Because ballast technology is constantly ...