Many transmitter sites use big floodlight bulbs, typically mounted deep in their fixtures, John Bisset explains. What's the ...

Abstract: Comparative study of two different single stage LED drivers assimilated with power factor correction (PFC) circuit and half-bridge LLC(HB-LLC) converter are presented in this paper. Two ...

Watch my review of the EnviroLite 2 ft. x 4 ft. LED fluorescent light (Model EVTR2X4BL40) installed in my garage. Discover ...

But if that isn't enough to placate an ardent green activist there is, thankfully, environmentally-friendly light at the end of the tunnel. Steps to make our Christmas' greener are already being made.

It sounds almost too good to be true, but researchers think that shining red light at patients could be a powerful and drug-free way to treat everything from sight loss and type 2 diabetes to ...

Abstract: In single-phase ac/dc light-emitting diode (LED) drivers, a reduced power processing technique is currently being used to increase conversion efficiency while reducing the size and cost of ...

In this video, I review the EnviroLite 2 ft. x 4 ft. LED fluorescent light for garage installation. After some uncertainty about purchasing online, I took a chance on these lights, and they exceeded ...

The bulbs, some of which were broken, were pushed into a stream that eventually leads to the Horicon Marsh. Two trailers of bulbs linked to the case were left on a second Fond du Lac County property.

A harried-looking guy in glasses and a knit hat is worried about his dimmer. It’s not LED compatible, he says, standing in a store filled with what seems like every kind of lightbulb that exists on ...