HFU HF Underground
Loggings => North American Shortwave Pirate => Topic started by: ChrisSmolinski on May 02, 2016, 1621 UTC
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SDR recording catch. Sounded like someone testing with various audio tones. Pretty good here, SIO 444 most of the time until near the end around 0149 when it faded down quite a bit.
Switched to 6925 at 0150 for a minute or so then off.