Return-Path: Received: (qmail 7285 invoked from network); 7 Mar 1999 22:20:10 -0000 Received: from magnus.plus.net.uk (HELO magnus.force9.net) (195.166.128.27) by medusa.plus.net.uk with SMTP; 7 Mar 1999 22:20:10 -0000 Received: (qmail 9332 invoked from network); 7 Mar 1999 22:21:47 -0000 Received: from post.thorcom.com (194.75.130.70) by magnus.plus.net.uk with SMTP; 7 Mar 1999 22:21:47 -0000 Received: from troy.blacksheep.org ([194.75.183.50] ident=root) by post.thorcom.com with esmtp (Exim 2.04 #3) id 10JlwL-0004UV-01; Sun, 7 Mar 1999 22:22:29 +0000 Received: (from root@localhost) by troy.blacksheep.org (8.6.12/8.6.12) id WAA24830 for rsgb_lf_group-outgoing; Sun, 7 Mar 1999 22:17:30 GMT Received: from post.thorcom.com (root@post.unica.co.uk [194.75.183.70]) by troy.blacksheep.org (8.6.12/8.6.12) with ESMTP id WAA24658 for ; Sun, 7 Mar 1999 22:04:30 GMT Received: from godzilla.zeta.org.au ([203.26.10.9]) by post.thorcom.com with esmtp (Exim 2.04 #3) id 10Jlhp-00032C-00 for rsgb_lf_group@blacksheep.org; Sun, 7 Mar 1999 22:07:33 +0000 Received: from steve (d195.syd2.zeta.org.au [203.26.9.67]) by godzilla.zeta.org.au (8.8.7/8.8.7) with ESMTP id JAA04989 for ; Mon, 8 Mar 1999 09:03:32 +1100 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Message-ID: <199903072203.JAA04989@godzilla.zeta.org.au> From: "Steve Olney" To: rsgb_lf_group@blacksheep.org Subject: Re: LF: Care and feeding of a top-loaded vertical Date: Mon, 8 Mar 1999 09:07:56 +1100 X-MSMail-Priority: Normal X-Priority: 3 X-Mailer: Microsoft Internet Mail 4.70.1155 MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit Sender: Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org G'day Marco, Thanks for the info. I take your point about variation in feedpoint impedance with WX. The only reason I was concerned about matching was in regard to wringing the most out of TX. > > On what frequency do you expect to trasmit, and what ERP ... ? > I have been allocated (or rather paid for) two frequencies: 145.500kHz and 177.500kHz, each with a bandwidth of +/-12.5kHz. The permitted power into the antenna lead is 100W. 73s Steve Olney (VK2ZTO - QF56IK : Lat -33 34 07, Long +150 44 40) ======================================== email: ollaneg@zeta.org.au Web Page: http://www.zeta.org.au/~ollaneg LowFer: http://www.zeta.org.au/~ollaneg/lowfer.htm LF Receiving - FRG-100, 8-turn 10sqm Loop or Ferrite Loop + K0LR Preamp ========================================