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 ...

Tell us in the comments. Many careers were launched by finding a shortwave radio under the Christmas tree at just the right age. When Internet access is compromised, there’s still no substitute ...

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 ...

The Halfloop encryption algorithm used by the US military and NATO to protect shortwave radios contains serious security ...

Despite the advent of satellite and internet broadcasting, shortwave radios still have an important role to play. The Yamata Transmitting Station is broadcasting NHK’s World Radio Japan program.

Shortwave radio is often used by the military, emergency services and industries that require extremely robust long-distance communication without external infrastructure. But the half-loop ...

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 ...

"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 ...

Lunchtime listening for Europeans via DRM digital shortwave, satellite and the Internet. Every weekday the Update Europe team led by producer Rina Goldenberg brings you the latest news stories ...