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, ...

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 ...

Surprise! Shortwave radio as a broadcast medium is holding its own, despite the intrusion of the internet, transmission cutbacks by major broadcasters such as the BBC World Service and Voice of ...

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 ...

Ampegon says it is about to deliver and install its first rotatable shortwave high-power array antenna on the North American continent. The system, which will be installed WBCQ in the United States, ...

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 ...

The internet isn’t the only way to stay connected. A powerful AM/FM/shortwave radio can link you to music, news and sports from around the world. And it can come in handy for staying informed while ...