Hi
Ocean Mapping Radar, like CODAR, has a bandwidth of 10 MHz or more. OTHR also
has a very
large bandwidth.
Tony
----- Original Message -----
From: <ww3s@zoominternet.net>
To: <rfi@contesting.com>
Sent: Friday, October 21, 2011 2:27 PM
Subject: Re: [RFI] Signal on 14.2 MHz
>
> when I was in VP9 for CQWW RTTY, there was talk on the local
> repeater about some type of radar causing interference, but I didn't
> catch all the details....I believe someone referred to it as "ocean
> mapping radar" ?!?!?!
> On Fri 10/21/11 12:09 PM , "Tony Paredes" mdqmon@gmail.com sent:
> Hi Karin et all
> This also match with my bearing of 330 degrees from Mar Del Plata.
> Intesección point of
> the three lines is in the western part of Cuba, near Havana.
> However, I do not think it's an OTHR, at least not like anyone I
> know.
> Tony LU2DKN
> ----- Original Message -----
> From: "Johnson, Karin"
> To:
> Sent: Friday, October 21, 2011 9:35 AM
> Subject: [RFI] Signal on 14.2 MHz
> > Hello All:
> > I love a good mystery. I've done a bit of research by looking
> around
> > the internet at some sigint sites and other
> > intruder watch sites. The nearest I can figure is that this signal
> is a
> > type of Over The Horizon Radar. With the
> > exception of the data from Pete N4ZR, which I'll try to explain in
> a
> > minute, this signal is originating South to South East
> > of my location in Florida. I found an interesting website,
> > www.gcmap.com [3] which will permit you enter locations at
> > and have it plot the great circle path on a map. By using the two
> > bearing information's sent by two posters in response to
> > my original post, 100 degrees from roughly SFO (San
> Francisco,CA)and 130
> > degrees from roughly BNA(Nashville,TN), the
> > bearings cross roughly in the vicinity of Cuba. Of course this
> doesn't
> > mean too much but it does spark some interesting
> > curiosity factors. I'm not sure why Pete's bearing info pointed to
> the
> > northwest, maybe backscatter at the time of day
> > he looked at this signal. Not really sure on my part. Also from my
> > location this signal does appear to go off the air approximately
> > near early evening hours. Although this could be propagation
> changing.
> > I can't really be specific about this.
> > Anyway with all this speculation on my part that is what I'm
> coming to
> > the conclusion about this signal. Way too much time
> > On my hands, I need to get another hobby.
> >
> > Cheers All,
> >
> > Karin Anne Johnson K3UU P.E.
> > Palm Harbor, Florida
> > _______________________________________________
> > RFI mailing list
> > RFI@contesting.com [4]
> > http://lists.contesting.com/mailman/listinfo/rfi [5]
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>
> Links:
> ------
> [1] mailto:Karin.Johnson@nielsen.com
> [2] mailto:rfi@contesting.com
> [3] https://webmail2.agoc.com/parse.php?redirect=http://www.gcmap.com
> [4] mailto:RFI@contesting.com
> [5]
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