Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dk05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 77100380001B8; Sat, 22 Sep 2012 15:44:34 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1TFVc6-000343-Fm for rs_out_1@blacksheep.org; Sat, 22 Sep 2012 20:43:42 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1TFVc6-00033u-0j for rsgb_lf_group@blacksheep.org; Sat, 22 Sep 2012 20:43:42 +0100 Received: from mail-bk0-f43.google.com ([209.85.214.43]) by relay1.thorcom.net with esmtps (TLSv1:RC4-SHA:128) (Exim 4.77) (envelope-from ) id 1TFVc4-000856-0g for rsgb_lf_group@blacksheep.org; Sat, 22 Sep 2012 20:43:40 +0100 Received: by bkty15 with SMTP id y15so3258102bkt.16 for ; Sat, 22 Sep 2012 12:43:39 -0700 (PDT) X-DKIM-Result: Domain=gmail.com Result=Good and Known Domain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=Iy5vZvwP6op6LkUa+Pnf63wsvh9mw6ggAJim7f7pomI=; b=Aq+/uPdikXZ06huEf585TV+8H+NssD1bPFL5iIqom6fkPxFrROZekgYLYnDLNDajCA QLCg43xz0BD9wKTr+DkMEsGnzpHf2ZP2rSrsiGLFzJ7VpZdMvAzth0CJZ5+y1TASlGFG wETOYecCY4IhHyvnaEexLOqJvZfij5xBb/C//JdEdTs8RfoTKdA11lq7luVpH0pYMO57 wUpc89sNcKm0hp6BUjeSgW8AEVAnA7Mj2haHxi815ooOjysa6LG0+0XND+5ffxlaPUqN ewQ49TiZQtxLxoy+Uw1S5nwXiCjjuQzJfOm6vGVtQf90mciu4xNz+l+/r6nQLEfwwtD7 xdMw== MIME-Version: 1.0 Received: by 10.204.136.215 with SMTP id s23mr3381130bkt.32.1348343018918; Sat, 22 Sep 2012 12:43:38 -0700 (PDT) Received: by 10.204.170.136 with HTTP; Sat, 22 Sep 2012 12:43:38 -0700 (PDT) Date: Sat, 22 Sep 2012 20:43:38 +0100 Message-ID: From: Roger Lapthorn To: rsgb_lf_group@blacksheep.org, rsgb_lf_group@yahoogroups.co.uk, GQRP@yahoogroups.com X-Spam-Score: -0.7 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Dear LF/GQRP, My new 500kHz transverter has "done the business" with reception this evening of my WSPR signal (for the third autumn running) by *OH1LSQ* at a distance of 1736km. What I find incredible is that this is with low milliwatts ERP from an antenna that is tiny: the outer of the 6m vertical coax (the feed to my 10m halo) tuned against a ground formed by my central heating system copper and brought to resonance with a tapped coil on a ferrite rod sitting on the shack desktop. [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.214.43 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (rogerlapthorn[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: c9d6a1e47761f7ec7375ac340bef30d0 Subject: LF: QRP DX to OH1LSQ on 500kHz (1736km) Content-Type: multipart/alternative; boundary=0015175cd310ad96fe04ca4f92f6 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: mtain-dk05.r1000.mx.aol.com ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1db409505e15225b11 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --0015175cd310ad96fe04ca4f92f6 Content-Type: text/plain; charset=ISO-8859-1 Dear LF/GQRP, My new 500kHz transverter has "done the business" with reception this evening of my WSPR signal (for the third autumn running) by *OH1LSQ* at a distance of 1736km. What I find incredible is that this is with low milliwatts ERP from an antenna that is tiny: the outer of the 6m vertical coax (the feed to my 10m halo) tuned against a ground formed by my central heating system copper and brought to resonance with a tapped coil on a ferrite rod sitting on the shack desktop. The new 472kHz band is clearly going to be great fun for all, even without anything special in the way of antennas. However, my experience with small antennas on 136kHz is a different matter: on that band it is MUCH harder to get reports from any distance with QRP. For details of my 472/500kHz transverter see https://sites.google.com/site/g3xbmqrp/Home/472khz-transverter 73s Roger G3XBM -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk https://sites.google.com/site/sub9khz/ http://qss2.blogspot.com/ --0015175cd310ad96fe04ca4f92f6 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Dear LF/GQRP,

My new 500kHz transverter has "done the business&= quot; with reception this evening of my WSPR signal (for the third autumn r= unning) by OH1LSQ at a distance of 1736km. What I find incredible is= that this is with low milliwatts ERP from an antenna that is tiny: the out= er of the 6m vertical coax (the feed to my 10m halo) tuned against a ground= formed by my central heating system copper and brought to resonance with a= tapped coil on a ferrite rod sitting on the shack desktop.

The new 472kHz band is clearly going to be great fun for all, even with= out anything special in the way of antennas. However, my experience with sm= all antennas on 136kHz is a different matter: on that band it is MUCH harde= r to get reports from any distance with QRP.

For details of my 472/500kHz transverter see https://sites.google.com/s= ite/g3xbmqrp/Home/472khz-transverter

73s
Roger G3XBM
-- http://g3xbm-qrp.blogspot.com/
http://www.g3xbm.co.uk
https://sites.google.com/sit= e/sub9khz/
http://qss2.blogspot.com/

=
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