[50mhz] [VHF] Name this sound

[Joe]

Sounds like ISCAT. I have not used it but it is in the mode selection
in the WSJT 9.0 version.
Joe
KI4TZ

David Kozinn, K2DBK wrote:
> This evening, I've heard a sound on 50.260 that I haven't been able to
> identify. I'm not familiar with all the digital modes so this might be
> something relatively simple, but I couldn't find a clip online that matched
> it, nor could I figure out which of the many modes available in DM780 (part
> of Ham Radio Deluxe) could decode it. The audio lasts for just under 30
> seconds and seems to repeat after 30 seconds of silence, so I was thinking
> it might be a weak-signal mode but it's very wide and didn't match anything
> in WSJT that I could find either.
>
> Rather than try to describe it, I've posted a full "cycle" of the sound up
> on my website (since I didn't know if I could post an attachment here).
> Here's the link: http://k2dbk.com/50.260.mp3
>
> Can someone let me know what this is? Thanks!
>
> 73,
>      David, K2DBK
>      k2dbk.com
>      k2dbk.blogspot.com
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