There’s no shortage of debate about the “Internet of Things”, largely centered on security and questions about how much anyone really needs to be able to turn on their porch light from the other side ...

You swap a warm old incandescent for a shiny new LED, turn the dimmer down for dinner, and the room starts to hum or pulse.

If you’re shopping for LEDs, there are many options to choose from — and dimmer compatibility only complicates matters. Even if you pick the proper color temperature, lumens rating and a desired beam ...

At less than $3 each, GE's cheapest dimmable LED floodlight passed all of our tests, including surprisingly strong performance on dimmer switches. The bulb's two-year warranty is a lot shorter than ...

Some people require light bulks to stay on constantly, throughout the night or extended periods of the day. While LED light ...

Conor started life in journalism at Digital Spy as a technology reporter, covering everything from Tim Cook's hypnotic dancing to the latest phone launches, before moving to Wareable Media Group in ...

Solid-state lighting (SSL) differs from conventional lighting in that it uses light-emitting diodes (LEDs) instead of filaments, plasma, or gases. Although still relatively early in its development, ...

They’re consistently popular with the readers, which is admittedly part of my (and EDN’s) motivation to continue doing them. But I personally also find them fascinating; inevitably I come across at ...

This is a very simple LED dimmer circuit which has 2 transistors, 1 resistor and 2 potentiometers. Typical segment displays LEDs consume around 25 mA for each segment and should be limited to this ...