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, ...

Among the many victims of Hurricane Irma in September was the transmitter/antenna farm of Radio Miami International, WRMI in Okeechobee, located on a cattle ranch 40 miles inland from Port St. Lucie ...

This simple little circuit can be used for AM, FM, and Shortwave(SW). On the shortwave band this active antenna is comparable to a 20 to 30 foot wire antenna. It is further more designed to be used on ...

HAMBURG, Germany — Over the past two decades, governments in many countries have deregulated transmission services. Today, private enterprises own and operate even large shortwave sites once in the ...

The iconic poles emerging from an Ocean County tidal marsh that once sent messages to deep sea ships and broadcast a government radio station will soon disappear. A plan funded by the federal Disaster ...