Return-Path: Received: from mtain-mc05.r1000.mx.aol.com (mtain-mc05.r1000.mx.aol.com [172.29.96.77]) by air-mb06.mail.aol.com (v129.4) with ESMTP id MAILINMB064-a77f4d8e1923212; Sat, 26 Mar 2011 12:49:39 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mc05.r1000.mx.aol.com (Internet Inbound) with ESMTP id E7FA4380000B6; Sat, 26 Mar 2011 12:49:36 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Q3WfN-0002td-N8 for rs_out_1@blacksheep.org; Sat, 26 Mar 2011 16:48:45 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Q3WfN-0002tU-6W for rsgb_lf_group@blacksheep.org; Sat, 26 Mar 2011 16:48:45 +0000 Received: from mail-iw0-f171.google.com ([209.85.214.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Q3WfK-0005cl-Ar for rsgb_lf_group@blacksheep.org; Sat, 26 Mar 2011 16:48:45 +0000 Received: by iwn8 with SMTP id 8so2223304iwn.16 for ; Sat, 26 Mar 2011 09:48:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:date:message-id:subject:from:to :content-type; bh=wjTxMbzbB7Dbu7/bNIDhfGtnBOoZWS7XmWCfdgb3IhE=; b=hxql/HXS0Bez9jQWyO5g3R9Jy0nZ18RwMb3kXS+DOcxZRr+M9CmIIKi1hk+0KaBlC5 MO5d5h+JVW3Y7y2w6/j/rbNTeeBX1jUDxOQMyDA4y9Et+4FtH2Z596159hxRV/k1qyvo Wgk6nYnhzh28ySr/dAgjfpcuWCakjKz6Qe83w= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=AckaklIxgt/JHLJItfCXJp2Xct7Yya6gDSK43Ja9KxbY4MWR+10k6Fl0LKc6UFolVG Wpu/FobaHFpLqrKUW3vOoyOAMPWT9nM7dDdpCl1vV7W/sv+jMHF5nJ+s34tJCwI1yFNs JeU3uBb4M1JGj1E5wKtBXMU+OdtdtJCu6l9ss= MIME-Version: 1.0 Received: by 10.42.221.200 with SMTP id id8mr3231037icb.164.1301158115496; Sat, 26 Mar 2011 09:48:35 -0700 (PDT) Received: by 10.42.240.129 with HTTP; Sat, 26 Mar 2011 09:48:35 -0700 (PDT) Date: Sat, 26 Mar 2011 16:48:35 +0000 Message-ID: From: Roger Lapthorn To: rsgb_lf_group@blacksheep.org DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: LF: CW transmission around 17.975kHz at 1640z March 26th Content-Type: multipart/alternative; boundary=20cf3054a04b455511049f657bf0 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=HTML_MESSAGE autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m278.1 ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1d604d4d8e192018b0 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) --20cf3054a04b455511049f657bf0 Content-Type: text/plain; charset=ISO-8859-1 To check my loop is working I run SM6LKM's VLF receiver to see levels of the Alphas and GBZ etc and notice a station sending 5 number sequences in CW around 17.975kHz. This frequency was not accurately measured as I only caught about 2-3 minutes before the signal disappeared. It has now reappeared with what sounds like high speed CW. Can anyone tell me who this might be? Signal was about 30dB over noise on my loop aiming roughly WSW-ENE. I wasn't aware any of the military VLF users still used CW. 73s Roger G3XBM -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/g3xbm https://sites.google.com/site/sub9khz/ G3XBM GQRP 1678 ISWL G11088 --20cf3054a04b455511049f657bf0 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable To check my loop is working I run SM6LKM's VLF receiver to see levels= of the Alphas and GBZ etc and notice a station sending 5 number sequences= in CW around 17.975kHz. This frequency was not accurately measured as I= only caught about 2-3 minutes before the signal disappeared. It has now= reappeared with what sounds like high speed CW.

Can anyone tell me who this might be? Signal was about 30dB over noise= on my loop aiming roughly WSW-ENE.

I wasn't aware any of the= military VLF users still used CW.

73s
Roger G3XBM

--
ht= tp://g3xbm-qrp.blogspot.com/
http://www.g3xbm.co.uk
http://www.youtube.com/user/g3xbm https= ://sites.google.com/site/sub9khz/
G3XBM=A0=A0 GQRP 1678=A0=A0=A0 ISWL G11088
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