HFU HF Underground
Loggings => 22 Meter Band HiFER Beacons => Topic started by: Ed H on October 31, 2022, 1709 UTC
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Observed 30th Oct 22 "Whooper" signal Circa 13,555.200. A rising tone when heard in USB mode. Seems to be on for a short while, 5-10 minutes then disappear, rather than fade in and out.
Ed