Return-Path: Received: from mtain-df08.r1000.mx.aol.com (mtain-df08.r1000.mx.aol.com [172.29.64.220]) by air-de07.mail.aol.com (v127_r1.1) with ESMTP id MAILINDE071-5eba4b8407cf331; Tue, 23 Feb 2010 11:52:31 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-df08.r1000.mx.aol.com (Internet Inbound) with ESMTP id E1ECD380000E0; Tue, 23 Feb 2010 11:52:27 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Njxyv-0002Si-Ex for rs_out_1@blacksheep.org; Tue, 23 Feb 2010 16:51:33 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Njxyv-0002SZ-4M for rsgb_lf_group@blacksheep.org; Tue, 23 Feb 2010 16:51:33 +0000 Received: from mx.omskcity.com ([79.133.160.2]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Njxyt-0005O6-9V for rsgb_lf_group@blacksheep.org; Tue, 23 Feb 2010 16:51:33 +0000 Received: from noname.nodomain.nowhere (host209.161-133-79.sotline.ru [79.133.161.209]) by mx.omskcity.com (8.13.6/8.13.6) with ESMTP id o1NGpQN8024749 for ; Tue, 23 Feb 2010 22:51:28 +0600 (OMST) (envelope-from fitec@omskcity.com) Received: from localhost (fitec@localhost) by noname.nodomain.nowhere (8.8.5/8.8.5) with SMTP id XAA00289 for ; Tue, 23 Feb 2010 23:56:23 GMT X-Authentication-Warning: noname.nodomain.nowhere: fitec owned process doing -bs Date: Tue, 23 Feb 2010 23:56:22 +0000 (GMT) From: "Alexander S. Yurkov" To: rsgb_lf_group@blacksheep.org In-Reply-To: <38A51B74B884D74083D7950AD0DD85E82A1B12@File-Server-HST.hst.e-technik.tu-darmstadt.de> Message-ID: MIME-Version: 1.0 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.1.8 (mx.omskcity.com [79.133.160.2]); Tue, 23 Feb 2010 22:51:29 +0600 (OMST) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: VLF_8.79 kHz_grounding systems Content-Type: TEXT/PLAIN; charset=US-ASCII 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 x-aol-global-disposition: G x-aol-sid: 3039ac1d40dc4b8407cb7afe X-AOL-IP: 193.82.116.20 X-Mailer: Unknown (No Version) > > Ok Alan, but what is the difference between a ground stake and the alu foil, > when talking about the resistive losses? Ground resistance is not worth in such a conditions. Coil (or high voltage transformer) resistance is much grater anyway. Thus use the single short ground stake and don't worry about it. It is much worther antenna enviroment (trees, houses e.t.c.). Regards, Alexander/RA9MB