Tuning in: interfering laser light could soon be used to generate terahertz signals. (Courtesy: iStock/arttanja) A new type of microwave radio transmitter built by physicists in the US could lead to ...

The FCC fined Richard Mann $7,000 for marketing uncertified AM transmitters. The Spectrum Enforcement Division of the FCC’s Enforcement Bureau responded to a complaint in 2006 that Mann’s Antique ...

When was the last time you tuned a radio that wasn't in your car? With smartphones and streaming services like Spotify, most people don’t have traditional AM/FM radios lying around anymore. But on ...

If you’ve been following the saga of the Voice of America’s Delano, Calif., transmitter plant since its closure in the fall of 2007, you know that one of the big Collins Radio machines there — a 1960s ...

I put FM transmitters to the test to see which ones deliver the cleanest signal, easiest usability, and best performance for ...