The whole world can be reached with a unique short-wave antenna from Austria. It could be blown up as early as Thursday.

Using cheap RTL-SDR dongles and Python, [Eric Urban] was able to compare the performance of two shortwave/HF antennas ... a popular digital ham radio mode, which allowed [Eric] to automate ...

s Yamata Transmitting Station, the nation’s only facility broadcasting shortwave radio programs to overseas ... in such a way that 18 transmission antennas cover 360 degrees to send broadcasts ...

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 ...

This new shortwave radio antenna, recently developed, is now installed at Glendale Airport to concentrate radio waves for the aid of airplane pilots and ground attendants with whom they ...