HFU HF Underground
Loggings => North American Shortwave Pirate => Topic started by: ChrisSmolinski on October 22, 2025, 1206 UTC
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SDR recording catch
0028 Signed on with a collage of old telephone system recordings - operators talking, dialing phones, etc.
0032 Off the air
A utility net then started, one of the operators said ""we have no traffic... and there is some strange noise in the background" ;D