HFU HF Underground
Loggings => Other => Topic started by: Fansome on March 22, 2008, 2307 UTC
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3/33/8 23:05 or so, I've been hearing what sounds like a slow-speed MFSK transmission just above 6925. It seems to be four tones, alternating three or four times per second. I've never heard this before, at least from what I can recall.