When broadcasting was in its infancy, amplitude modulation (AM) was the principal modulation system being researched and developed. Once efficient generation of useful RF signals was discovered and ...

Q: I need an indoor AM/FM antenna for my 30 year-old Technics receiver. It works well enough for the most part, but I have trouble receiving radio on either band. I purchased a TERK PIB amplified ...

SCRANTON, Pa. — A crane helped put a new antenna and tower into place on top of the Loyola Science Center at the University of Scranton with some excited onlookers nearby. "We're going to get some ...

The basic design of the radio antenna hasn’t changed in a century. The antenna is usually a set of metal rods roughly half the size of the wavelength they are designed to receive. The electric field ...

"Whip" antennas—those long metal rods that used to extend from our cars—look pretty cool in a Smokey and the Bandit kind of way. But for military vehicles, they're not such a great solution. Troops in ...

Community radio station KSVY(FM) in Sonoma, Calif., recently installed a new directional antenna system that is delivering improved coverage. Bob Taylor is chief operator and manager of the station, ...