Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-df05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 448DA380000A5; Sun, 6 Jan 2013 12:54:25 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Tru1v-0000W2-Gq for rs_out_1@blacksheep.org; Sun, 06 Jan 2013 17:29:03 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Tru1u-0000Vd-Py for rsgb_lf_group@blacksheep.org; Sun, 06 Jan 2013 17:29:02 +0000 Received: from mail-qc0-f180.google.com ([209.85.216.180]) by relay1.thorcom.net with esmtps (TLSv1:RC4-SHA:128) (Exim 4.77) (envelope-from ) id 1Tru1s-0001vJ-5n for rsgb_lf_group@blacksheep.org; Sun, 06 Jan 2013 17:29:01 +0000 Received: by mail-qc0-f180.google.com with SMTP id v28so10927740qcm.25 for ; Sun, 06 Jan 2013 09:28:38 -0800 (PST) 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=6vxSb/D3P1FOF8z4OS5jAm6fHsgQb2KfoYdzBz457co=; b=rzg6gFKfPVAb98KqqZjqtlp4u+ynp/3eG/06eq4TDN7ibPTQo44qpHQpTns+xWfSro kofO5zt4oVVkZFk3Tckh1QDsmmCumOpZkX0x8i4eBzcBznK67Nek+v2Z0mdmIFmq5oyQ FZjTWWY+4AYyJ0nFZAFLQIdQfRPE712U4RnI2nUhuocS61boA436ubJwcM0IiiLCVq28 1H4KfoJ/SoO73zfuYIu0wHX3mDPe3W98lYbD+gOtEDb/tOploKHWVtWica/juldZE662 f5gGkKb4UOjhMoKQ9QLqcHllWjPKlvRCBfkaRqXkCedd+f+avubFtQ66kdk0MSCUr+6E uv8Q== MIME-Version: 1.0 Received: by 10.224.17.193 with SMTP id t1mr38250887qaa.89.1357493318093; Sun, 06 Jan 2013 09:28:38 -0800 (PST) Received: by 10.229.156.18 with HTTP; Sun, 6 Jan 2013 09:28:38 -0800 (PST) Date: Sun, 6 Jan 2013 17:28:38 +0000 Message-ID: From: Roger Lapthorn To: "rsgb_lf_group@blacksheep.org" , rsgb_lf_group@yahoogroups.co.uk 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: OK, now I am *totally* amazed.... Just got a WSPR spot from DL-SWL in Germany (JO52hp) at 701km using just the earth electrode system on TX. Please someone, explain why this works as well as it does, especially considering my ERP must be around 5mW at best. [...] 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 [209.85.216.180 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: 1708620d3ce65bee0beaaede7929769a Subject: LF: 472kHz TX without an antenna: it gets better (701km with around 5mW ERP) Content-Type: multipart/alternative; boundary=bcaec51b16d5028ccf04d2a20bfc X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.5 required=5.0 tests=HTML_20_30,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-df05.r1000.mx.aol.com ; domain : gmail.com DKIM : fail x-aol-sid: 3039ac1d40d950e9ba504dd4 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none --bcaec51b16d5028ccf04d2a20bfc Content-Type: text/plain; charset=ISO-8859-1 OK, now I am *totally* amazed.... Just got a WSPR spot from DL-SWL in Germany (JO52hp) at 701km using just the earth electrode system on TX. Please someone, explain why this works as well as it does, especially considering my ERP must be around 5mW at best. Incidentally G3XIZ is a colossal +7dB S/N on WSPR and I think Chris would be easily workable on CW using the earth electrode system. 73s Roger G3XBM -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk https://sites.google.com/site/sub9khz/ http://qss2.blogspot.com/ --bcaec51b16d5028ccf04d2a20bfc Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
OK, now I am totally amazed....

Just go= t a WSPR spot from DL-SWL in Germany (JO52hp) at 701km using just the earth= electrode system on TX. Please someone, explain why this works as well as = it does, especially considering my ERP must be around 5mW at best.

Incidentally G3XIZ is a colossal +7dB S/N on WSPR and I thin= k Chris would be easily workable on CW using the earth electrode system.

73s
Roger G3XBM
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