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North American Shortwave Pirate / Re: Unid Tones 6955 usb 2052 utc 9 Jan 2023
« on: January 09, 2023, 2107 UTC »
Sounds like there is some kind of pattern to the high pitch part... repeats every three 'whirls' so seems like three-color information; an image.
Can we be sure this is UNID tones?
Can we be sure this is UNID tones?