X-GM-THRID: 1201186422343445523 X-Gmail-Labels: rsgb lf X-Gmail-Received: d725f5769d1ed1e8baf0acf69003a8a28402f9dc Delivered-To: daveyxm@gmail.com Received: by 10.54.70.6 with SMTP id s6cs21305wra; Thu, 20 Apr 2006 08:22:55 -0700 (PDT) Received: by 10.49.17.9 with SMTP id u9mr522042nfi; Thu, 20 Apr 2006 08:22:54 -0700 (PDT) Return-Path: Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mx.gmail.com with ESMTP id o53si938654nfa.2006.04.20.08.22.54; Thu, 20 Apr 2006 08:22:55 -0700 (PDT) Received-SPF: neutral (gmail.com: 193.82.116.20 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1FWawh-0006FM-Ep for rs_out_1@blacksheep.org; Thu, 20 Apr 2006 16:19:51 +0100 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1FWawh-0006FD-3a for rsgb_lf_group@blacksheep.org; Thu, 20 Apr 2006 16:19:51 +0100 Received: from hestia.herts.ac.uk ([147.197.200.9]) by relay1.thorcom.net with esmtp (Exim 4.51) id 1FWcjW-0000M7-IK for rsgb_lf_group@blacksheep.org; Thu, 20 Apr 2006 18:14:39 +0100 Received: from [147.197.215.113] (helo=tucana.herts.ac.uk) by hestia.herts.ac.uk with esmtp (Exim 3.22 #1) id 1FWapx-0004Im-00 for rsgb_lf_group@blacksheep.org; Thu, 20 Apr 2006 16:12:53 +0100 Received: from [147.197.164.230] (helo=RD40002) by tucana.herts.ac.uk with esmtp (Exim 4.44) id 1FWapv-0002Oc-Qx for rsgb_lf_group@blacksheep.org; Thu, 20 Apr 2006 16:12:52 +0100 From: "james moritz" To: Date: Thu, 20 Apr 2006 16:12:50 +0100 Message-ID: <000001c6648c$e4126e50$e6a4c593@RD40002> MIME-Version: 1.0 X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.4510 Importance: Normal In-Reply-To: <6.1.0.6.2.20060420163854.02b23280@127.0.0.1> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2869 X-UH-MailScanner: No Virus detected X-UH-MailScanner-Information: X-H-UH-MailScanner: No Virus detected X-UH-MailScanner-From: j.r.moritz@herts.ac.uk X-Spam-Score: -1.1 (-) X-Spam-Report: autolearn=disabled,AWL=-1.050 Subject: LF: RE: Top load coil at ground level? Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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=none 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 Status: O X-Status: X-Keywords: X-UID: 5597 Dear Dick, LF Group, I drew some rather similar pictures myself, and got an identical result - but the final configuration we both arrived at is different to Figure 2b from the article, in that the top load section is connected to one wire of the stub, while the power source is connected to the other. In the configurations in the article, the power source and the top load are both connected to the same stub wire. Incidentally, your "topload3" diagram is more or less W4DEX's antenna configuration, I think. Cheers, Jim Moritz 73 de M0BMU