If you have done any sort of radio work you probably have a fair idea about what antennas do. It is pretty easy to have a cursory understanding of them, too. You probably know there’s somethi… ...

Or the radio antennas can be angled to bounce a skywave off the ionosphere, akin to a bank shot in billiards. Skywaves, though, can`t be received until they return to Earth about 250 miles from ...

After my recent Jensen JHD-910 radio article was posted on webBikeWorld, an astute reader commented about the importance of the antenna. He and radio pioneer Marconi were absolutely correct, in that ...

AM likes an antenna as long as possible; FM seems to work well with — on a car at least — that previously mentioned 31 inches. It’s something to do with wavelength as I recall — engineers ...

For Optimal VHF Radio Performance, Do These Things. Nothing affects the performance of your VHF radio more than antenna height. This because VHF waves travel in a straight line and become weaker over ...

They can "tune" the vehicle to work as an antenna across a range of frequencies. "Think of an armored personnel carrier for example," Behdad says. "The dimensions are generally about 10 meters long.

In the end, it looks like the antenna works well. With the 4:1 transformer, the SWR on all the ham bands is within range of the radio’s tuner. We recently saw a fishing pole antenna that used no ...

The replacement antennas will cost the city about $250,000, according to Tom Sorley, the city official who is overseeing the new radio system. He noted the new antennas are the same length as the ...

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 ...

Imagine taking the radio frequency properties of the dish antennas you see on rooftops and knitting them into a wearable garment—a sweater or a blanket that is ultralight, portable, easy to fold ...