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.

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 ...

I’m guessing you went with the radio. You aren’t the only one. That was one of the presumed purposes to the mysterious shortwave broadcasts known as number stations. These were very common ...

We tested the best hand-crank radios to find out which ones could help you stay prepared in emergencies. In addition to our ...

Rather than take a shortwave transmitter offline to shut down a service, RNZ Pacific replaced it with a new 100 kW Ampegon TSW-2100 transmitter. As Radio World’s Carter Ross reported at the time, “The ...

NASA's Solar Dynamics Observatory captured an X1.1-class solar flare in multiple wavelengths. See time-lapse footage of the ...

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 ...

This radio tunes three bands: AM broadcast, police, and shortwave. It also has electronic pushbutton tuning for seven preset stations (you can set them to any stations you choose). The chassis has ...

Time will tell. See FM radio and shortwave radio. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.