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) ...

[Sjef Verhoeven] still loves radio and enjoys the challenge of listening to radio signals from far away. He wanted to build his own radio and turned to the TEF6686 chip, a device often found in car ...

NEW YORK (Reuters) - Somewhere on a lonely mountaintop on a starry night, or maybe in an apartment on a bustling city block, someone is channeling the whole world onto a mobile device. It's not a ...

Digital shortwave radio is no dream: It exists today. Right now, foreign-service broadcasters in Europe, Asia, Africa, Oceana and the Americas are providing regular digital radio broadcasts over ...

Before the Internet, if you wanted to hear news from around the world, you probably bought a shortwave receiver. In the golden age of world band radio, there was a great deal of high-quality ...

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OTTAWA — Assuming it wins the next Australian federal election — due to be held by May 19, 2019 — the country’s Labor opposition party has pledged to restore shortwave radio service to Australia’s ...