Shortwave Enthusiasts Discussions about Radios and SWL Broadcast Stations on the air.
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(Source: Washington Post via Ulis K3LU) If you tune a shortwave radio to 2.5, 5, 10 or 15 MHz, you can hear a little part of radio history — and the output of some of the most accurate time devices on Earth. Depending on where you are in the United States, those frequencies will bring […]
Source: https://swling.com/blog/2020/01/washing ... -and-wwvb/
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