Re: [IRCA] Mystery carrier on 1181

[Brandon Jordan <brandon@xxxxxxxx>]

I dusted off the Quantum QX Loop to DF this and the bearing is approx
135-140 degrees (assuming it is SE, 315-320 degrees if not) from
Memphis. That would put it in eastern half of Cuba or the Florida panhandle.

73,
Brandon Jordan
Memphis, TN
bcdx.org

Glenn Hauser wrote:
> UNIDENTIFIED. I made my first check of the mystery 1181 kHz carrier at
> 0230-0240 UT August 19. First of all, it`s definitely a carrier on 1181.0 and
> not a tone modulated from an 1180 station. There is nothing matching it on the
> low side at 1179. 
> 
> It should not be called a `tone` since the tone we hear is only produced by the
> carrier beating against 1180 stations. But can anyone pull any modulation of
> its own on 1181? 1181 should not be called a `het` either, since the heterodyne
> is produced only by the proximity of 1180 and 1181 kHz carriers and has no
> independent existence of its own.
> 
> I spent about 10 minutes swiveling on my porch with the battery-powered DX-398,
> which has a pretty good null with its ferrite bar antenna. I would have
> preferred to get out in the middle of the yard further from metallic
> influences, but it`s been drizzling. Maybe later. This indicated the signal is
> approximately 120/300 degrees from here, i.e. a bit closer to NW/SE than to
> WNW/ESE. I would say the margin of error is plus or minus 5 degrees.
> 
> Checking this great circle on a globe, the line runs approximately from Seaside
> to Boise to Denver to Enid to Jackson to Tampa to Miami to Port-au-Prince to
> Georgetown. That puts it slightly north of Cuba, but Cuba is within the margin
> of error, which lends credibility to my theory that is could be one of the 1180
> Cuban jamming transmitters which has simply been bumped up exactly 1 kHz to
> become more of a nuisance. Surely DXers in the East can get bearing of similar
> accuracy to help us triangulate it. 73, Glenn Hauser, Enid OK
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