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.

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 ...

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 ...

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 ...