HFU HF Underground
Loggings => HF Mystery Signals => Topic started by: Token on February 27, 2015, 0126 UTC
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This topic has been moved to Spy Numbers (http://www.hfunderground.com/board/index.php?board=7). Since this is obviously CW, even if it was unidentified, it is not a mystery.
http://www.hfunderground.com/board/index.php?topic=20809.0