Return-Path: Received: from rly-mh04.mx.aol.com (rly-mh04.mail.aol.com [172.21.166.140]) by air-mh04.mail.aol.com (v121_r4.4) with ESMTP id MAILINMH044-bd049234506370; Tue, 18 Nov 2008 17:43:25 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-mh04.mx.aol.com (v121_r4.4) with ESMTP id MAILRELAYINMH048-bd049234506370; Tue, 18 Nov 2008 17:43:19 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1L2ZHj-0003P1-Nr for rs_out_1@blacksheep.org; Tue, 18 Nov 2008 22:43:03 +0000 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1L2ZHj-0003Os-7E for rsgb_lf_group@blacksheep.org; Tue, 18 Nov 2008 22:43:03 +0000 Received: from smtp5.freeserve.com ([193.252.22.151] helo=smtp6.freeserve.com) by relay3.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1L2ZHg-0001aM-8A for rsgb_lf_group@blacksheep.org; Tue, 18 Nov 2008 22:43:03 +0000 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf3539.me.freeserve.com (SMTP Server) with ESMTP id A34941C00086 for ; Tue, 18 Nov 2008 23:42:50 +0100 (CET) Received: from AGB (unknown [91.109.11.173]) by mwinf3539.me.freeserve.com (SMTP Server) with SMTP id 6E8A61C00081 for ; Tue, 18 Nov 2008 23:42:50 +0100 (CET) X-ME-UUID: 20081118224250452.6E8A61C00081@mwinf3539.me.freeserve.com Message-ID: <1F0A9E2904E8407FB26539F54E447ECD@AGB> From: "Graham" To: References: <00af01c948f8$c4329b70$6401a8c0@asus> <4921DFCF.7060503@gmx.de> <20081117222928.0heiv7zb4mzowkoo@webmail4.kuleuven.be> <4921E921.7060908@gmx.de> <49512DA1D703406190FB33BEF116232C@AGB> In-Reply-To: Date: Tue, 18 Nov 2008 22:42:33 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.5027.908 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.5027.908 X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: LF: Usefull BBC document , low frequency Ae design Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original 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=0.1 required=5.0 tests=MISSING_OUTLOOK_NAME 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-IP: 193.82.116.20 Andy Im happy with page 12 , hihi , useful document , Noted the lambda / 40 'limit' which gives about 45 feet on 500 k with 10% maximum efficiency , might be a height worth aiming for ? I'm 10 foot short , but with a top lading coil before the capacity section .. I will add the two files to the uk500 group for ref , should any one want add any other links etc G .. -------------------------------------------------- From: "Andy Talbot" Sent: Tuesday, November 18, 2008 8:51 PM To: Subject: Re: LF: Usefull BBC document , low frequency Ae design > > Looking at the list of BBC Publications ( > http://www.bbc.co.uk/rd/pubs/whp/index101-120.shtml ) the author of > this paper, R.H.M. Poole, has also written one on electrically short > antennas; and on a few other subjects dear to amateurs. Do we 'know' > him ? > > Andy G4JNT > www.scrbg.org/g4jnt > > > > 2008/11/18 Graham : >> Just found this pdf file .. may be of use ?? >> >> http://www.bbc.co.uk/rd/pubs/whp/whp-pdf-files/WHP091.pdf >> >> G .. >> >> > > > > No virus found in this incoming message. > Checked by AVG - http://www.avg.com > Version: 8.0.175 / Virus Database: 270.9.6/1797 - Release Date: 11/18/2008 > 11:23 >