【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 ...

The service branch is in the early development stages of a five-year contract for cyber services to support its High Frequency Global Communications System.

The shortwave transmitter was still used as a relay transmitter for international broadcasters through 2024. The author is a content producer and staff writer for Radio World, having joined the ...

It is no coincidence that Moosbrunn is the location of this unique shortwave transmitter: the area is marshy and the high ground conductivity is conducive to the antenna's radiation characteristics.

This is KDDI Corp.’s Yamata Transmitting Station, the nation’s only facility broadcasting shortwave radio programs ... The seven transmitters are installed with vacuum tubes, which have ...

Using cheap RTL-SDR dongles and Python, [Eric Urban] was able to compare the performance of two shortwave/HF antennas ... and the heading to the transmitters, using the location information ...