Radio transmission in the 1.7-30 MHz frequency range worldwide. Like AM radio, shortwave signals reflect back from the ionosphere and follow the curvature of the earth. As a result, shortwave (SW ...

With the audio signal fed to HDSDR, [Aniss] was able to pick up a shortwave radio broadcaster. While this is by no means a high-performance receiver, building an SDR on a breadboard is still a ...

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This is KDDI Corp.’s Yamata Transmitting Station, the nation’s only facility broadcasting shortwave radio programs to overseas listeners. The station started broadcasts on Jan. 1, 1941.

A QSL Card from Radio Moscow probably got many 14-year-olds on government watch lists. (Public domain) Between World War II and Y2K, shortwave listening was quite an education. With a simple ...

In the last few years, the interest in listening to Deutsche Welle radio broadcasts via shortwave has decreased rapidly in North America. As a result Deutsche Welle decided to cease shortwave ...

Mumbai: The Islamic State (ISIS) has intensified its recruitment strategies on the global scale by using its Al-Bayan radio ...

"It was the last of the shortwave sites to be built in the UK," transmitter engineer Matt Porter told BBC Radio Shropshire. "It was excellent at getting into Europe and further afield. With the ...