【5 in 1 Speaker Radio 】More than an portable shortwave radios, also is a portable vintage bluetooth radio that keeps up with today’s tech, too. Allows you to enjoy a rich and well-balanced ...

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 ...

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

"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 ...

Since then the radio industry has sunk a fortune into shortwave operations, is now engaged in spending over $2,000,000 in improving its facilities. Many operators whose transmitters are below FCC ...

The Sun has once again unleashed a powerful solar flare and this time it triggered radio blackouts.  The flare, which ...