Return-Path: Received: from mtain-dj03.r1000.mx.aol.com (mtain-dj03.r1000.mail.aol.com [172.19.187.139]) by air-dd07.mail.aol.com (v129.4) with ESMTP id MAILINDD074-86af4cc969ce123; Thu, 28 Oct 2010 08:17:18 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dj03.r1000.mx.aol.com (Internet Inbound) with ESMTP id 286B238000083; Thu, 28 Oct 2010 08:17:17 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PBROe-0000a0-SE for rs_out_1@blacksheep.org; Thu, 28 Oct 2010 13:15:56 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PBROe-0000Zr-GR for rsgb_lf_group@blacksheep.org; Thu, 28 Oct 2010 13:15:56 +0100 Received: from filter02.i-online.fr ([195.200.78.9]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PBROd-0003Kx-Km for rsgb_lf_group@blacksheep.org; Thu, 28 Oct 2010 13:15:56 +0100 Received: from smtp.qtxt.dns-iol.com ([195.200.78.13]) by filter02.i-online.fr (IceWarp 10.0.7 (2010-02-10)) with ESMTP (SSL) id KWR59540 for ; Thu, 28 Oct 2010 14:15:40 +0200 Received: (qmail 8804 invoked by uid 507); 28 Oct 2010 14:15:41 +0200 Received: from unknown (HELO ?192.168.1.101?) (john.rabson@numeo.fr@217.67.155.178) by smtp.qtxt.dns-iol.com with SMTP; 28 Oct 2010 14:15:41 +0200 Mime-Version: 1.0 (Apple Message framework v1081) From: John Rabson X-Priority: 3 (Normal) In-Reply-To: <975277382.20101027162249@mterrier.net> Date: Thu, 28 Oct 2010 14:15:48 +0200 Message-Id: References: <201010271551590958.09C8438D@smtp2.numeo.fr> <975277382.20101027162249@mterrier.net> To: rsgb_lf_group@blacksheep.org X-Mailer: Apple Mail (2.1081) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: [fr_LW_group] Re: LF: F5WK 30 dB over noise on 137 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable 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: 3039cdbc9d074cc969cc6fa5 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Thank you, Michel. I have a TX which will deliver 30W which is good enough for testing, and= hope soon to have a 9m high by 20m long antenna to do some local measurem= ents. Expected loss resistance about 300 ohms (very poor ground). =20 73 John F5VLF=20 JN17vg On 27 Oct 2010, at 16:22CEST, Michel Brunel wrote: > Hello John, >=20 > Thanks for monitoring. About 200 watts RF in a 10 meter high antenna. Gr= ound > loss is still very high (173 ohms including coil etc ...)=20 >=20 > 73, >=20 > Michel - F5WK > JN18HP