[SEDXC] Buzz saw on 30M -- Don't adjust your set, it may be OHR.

Paul Newberry n4pn at cox.net
Wed Dec 23 16:29:23 PST 2009

Talking with Bruce, XW1B....he says it's the ole ChiComm's and their OTR...
First time he's heard it there in over a year....wiping out 30m.....S9+30db
Paul, N4PN

----- Original Message ----- 
From: "Al NN4ZZ" <al at nn4zz.com>
To: "SEDXC club reflector" <sedxc at contesting.com>
Cc: <k1zzi at comcast.net>
Sent: Wednesday, December 23, 2009 4:24 PM
Subject: [SEDXC] Buzz saw on 30M -- Don't adjust your set, it may be OHR.

> Do you hear the QRM today on the 30 M band today starting around 2000 utc 
> (3 pm local)?  Ralph/K1ZZI confirms hearing it as well so I don't think 
> it's local to my QTH.
> It appears to be coming from about 50 degrees from my QTH (Loganville) 
> using a 2 el yagi.   Sounds like a buzz saw and is worst around 10.135 
> although it covers the band from 10.100 to 10.150 or so.  It varies from 
> S7 to S9+20 here, peaking every few seconds.
> It may be the Over the Horizon Radar from Cypress at the Royal Air Force 
> Station Akrotiri.   (check wikipedia for more on this station)  That would 
> be at about the right direction.  I've saw some old reports on the 
> internet of OHR QRM that lasts for hours or days.  It's been going for 
> over an hour so far.
> Anyone else have any thoughts or info?
> Regards, Al
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