It is one of Murphy’s laws, we think, that you can’t get great things when you need them. Back in the heyday of shortwave broadcasting, any of us would have given a week’s pay for even a low-end ...

Measuring the performance of antennas in absolute terms that can involve a lot of expensive equipment and specialized facilities. For practical applications, especially when building antennas, ...

For more than four months, Hong Kong has been in the grips of a civil crisis. Protestors have taken to the streets to challenge the Hong Kong government’s growing acquiescence to Beijing while Chinese ...

MIAMI (CBSMiami) - A massive shortwave radio antenna sits in a cow pasture north of Lake Okeechobee in Central Florida. "We have 14, 100,000-watt transmitters and 23 antennas beaming to all parts of ...

This fallen tower is part of a 44-degree rhomboid antenna that broadcasts to Europe. The vast Okeechobee, Fla., antenna farm of privately-owned WRMI, which transmits programming to the world via ...

OTTAWA, Ontario — At the height of the Cold War, the BBC World Service, Radio Canada International and the Voice of America used high-power, multilingual broadcasts on the shortwave radio bands (1710 ...

The circuit was designed to increase or amplify the short wave reception of radio frequency having a range of 5 MHz to 20 MHz. Shortwave (SW) – a term used to describe the radiant energy in the ...

"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 ...