As the City of Toledo replaces its street lights with LEDs, some are wondering if the sound emitted from the devices will interfere with radio communications. "The Universe is full of noise," Mike ...

Radio frequency interference (RFI) to frequencies in the AM and shortwave broadcast bands has been on the increase in the last two decades, due primarily to switch-mode power supplies being used for ...

Discover the best H11 LED headlight bulbs with expert tips, bulb finder tools, and upgrade advice for brighter, safer night ...

Mainstream adoption of LiFi will be available within LED light bars which will replace the most widely utilized light source in the world – fluorescent tubes. The introduction of the first LED “light ...

The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...

Lt. Peter Vermeer, commanding officer of the Coast Guard Cutter Anacapa, contacts his boarding team via VHF-FM radio while they prepare to conduct a maritime law enforcement boarding in the Icy ...

Once upon a time, buying a lightbulb meant choosing an incandescent one of between 25 and 100 watts, depending on how bright you wanted the light to be and the fixture you were putting it in. You ...