Thread on the LF/HF emergency frequencies as used from the 1930s and their use. These frequencies were popular even during the Cold War. The workhorse AN/ARC-5's crystal-controlled transmitter usually held the 3105 kHz preset.
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Amelia Didn’t Know Radio
Earhart failed to reach Howland Island because of radio problems has been said before—but little has been written about the specifics.
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