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Loggings => North American Shortwave Pirate => Topic started by: Ct Yankee on January 09, 2023, 2053 UTC

Title: Unid Tones 6955 usb 2052 utc 9 Jan 2023
Post by: Ct Yankee on January 09, 2023, 2053 UTC

Very good reception
2052 Heard about a minute of tones then off
2054 Tones/sounds back
2057 High pitched siren, like car alarm, repeating for several minutes
2101 Secondary sound under siren, about once a second electronic pulse
2114 Siren long gone, sound hovering at noise floor, if not off
2121 SSTV

Title: Re: Unid Tones 6955 usb 2052 utc 9 Jan 2023
Post by: Rob. on January 09, 2023, 2059 UTC

S7/8 here

Title: Re: Unid Tones 6955 usb 2052 utc 9 Jan 2023
Post by: dxwingr on January 09, 2023, 2101 UTC

2057 utc  s 7 on sdr
Sounds like siren

Title: Re: Unid Tones 6955 usb 2052 utc 9 Jan 2023
Post by: Nomadiq 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?

Title: Re: Unid Tones 6955 usb 2052 utc 9 Jan 2023
Post by: ChrisSmolinski on January 09, 2023, 2108 UTC

2107 About an SIO 333