The FCC granted three new high-frequency international broadcast applications — known to most as the shortwave band — to U.S.

Among that we had 20 MHz of FM broadcasting around the 100 MHz mark, and disregarding shortwave ... bottom of the dial those AM and long wave bands are in terminal decline, with transmitters ...

COMPACT TRAVELER RADIO - Tune in to your favorite AM, FM, longwave or shortwave bands with manual & digital tuning! It's easy to set the spacing & frequency so your stations will come in loud & clear.

Shortwave radio signals (3-30MHz) are highly susceptible to interference from power adapters, fluorescent or LED light sources, internet modems, routers and computers. The higher frequencies ...

Using cheap RTL-SDR dongles and Python, [Eric Urban] was able to compare the performance of two shortwave/HF antennas ... on three of the four frequency bands that were tested.

From the 1970s through the early 1980s, SWL (shortwave listening), or “BCL” in Japanese (“broadcasting listening” of overseas radio programs over the shortwave bands), became a big boom ...

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 ...