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Whatever it is, it does a very good job of being a Shepard Tone! https://en.wikipedia.org/wiki/Shepard_tone On Fri, Mar 23, 2018 at 3:55 PM, Curt Rowlett <labyrinththirt...@gmail.com> wrote: > Visit http://mailman.qth.net/mailman/listinfo/spooks to unsubscribe from > this list > > I really have no idea exactly what this signal is. It is a bit similar to > the "XM Whales/Backwards Music Station" signal, but not exactly. I was > notified by a friend earlier this morning that this was transmitting on > 5241 kHz but I was away from my computer at the time. But as you can see, > it was still going strong hours later. > > Video of the signal here: https://youtu.be/I23xouOBgJM > > Recorded via the SDR located in Mala, Sweden: > http://aspliden.mooo.com:8073/?f=5421usb > > Curt / W9SPY > ______________________________________________________________ > Spooks mailing list > Home: http://mailman.qth.net/mailman/listinfo/spooks > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Spooks@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > -- -- Tom Morris, KG4CYX Chief Engineer, Results Radio of Redding 786-228-7087 ______________________________________________________________ Spooks mailing list Home: http://mailman.qth.net/mailman/listinfo/spooks Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Spooks@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
