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.

This is an LED bulb that fits into a recessed light fixture. It can become an annoying strobe light in your home. (Tim Carter) Analysis by Tim Carter Q: I feel like I’m going to have a seizure. I’ve ...

Question: I feel like I’m going to have a seizure. I’ve tried three different LED bulbs in my home, and all of them flicker. I’m convinced I’m getting bad bulbs, and the people at the store are being ...

In my so-far nearly 30 years of writing for EDN, I’ve learned a lot about my ever-evolving audience (i.e., you), at least two aspects of which are directly relevant to this particular writeup: Or take ...

Q: I have tried three different LED bulbs in my home, and all of them flicker. Do you think the bulbs are bad, or is it some other sinister problem in my electrical system and my house might catch on ...

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 ...

No one likes a flickering light source, but lighting is often dependent on the quality of a building’s main AC power. Light intensity has a close relation to the supply voltage, but bulb type plays a ...

With rising energy costs, there are many ways to reduce your monthly electrical bill and LED lights are one such way. Our SANSI LED light bulbs review takes a look at a pair of energy efficient, ...