Return-Path: Received: (qmail 21240 invoked from network); 12 Apr 1999 23:09:09 +0100 Received: from magnet.plus.net.uk (HELO magnet.force9.net) (195.166.128.26) by guiness.force9.net with SMTP; 12 Apr 1999 23:09:09 +0100 Received: (qmail 15416 invoked from network); 12 Apr 1999 22:10:33 -0000 Received: from post.thorcom.com (194.75.130.70) by magnet.plus.net.uk with SMTP; 12 Apr 1999 22:10:33 -0000 Received: from troy.blacksheep.org ([194.75.183.50] ident=root) by post.thorcom.com with esmtp (Exim 2.04 #3) id 10WoqP-0000Eq-01; Mon, 12 Apr 1999 23:06:17 +0100 X-Priority: 3 X-MSMail-Priority: Normal Received: (from root@localhost) by troy.blacksheep.org (8.6.12/8.6.12) id WAA20600 for rsgb_lf_group-outgoing; Mon, 12 Apr 1999 22:06:45 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 WAA20596 for ; Mon, 12 Apr 1999 22:06:39 GMT Received: from smtp-out2.bellatlantic.net ([199.45.39.157]) by post.thorcom.com with esmtp (Exim 2.04 #3) id 10Woq6-0000Ec-00 for rsgb_lf_group@blacksheep.org; Mon, 12 Apr 1999 23:05:58 +0100 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Received: from bellatlantic.net (client-151-200-125-214.bellatlantic.net [151.200.125.214]) by smtp-out2.bellatlantic.net (8.9.1/8.9.1) with ESMTP id SAA01993; Mon, 12 Apr 1999 18:08:22 -0400 (EDT) Message-ID: <37126F1A.1B62B9F0@bellatlantic.net> Date: Mon, 12 Apr 1999 18:09:30 -0400 From: "Andre' Kesteloot" X-Mailer: Mozilla 4.02 [en]C-DIAL (WinNT; U) MIME-Version: 1.0 To: "AMRAD Tacos" , "rsgb_lf_group" , "lowfer" Subject: LF: RF Design Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 8bit Sender: Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org The April 1999 Issue of "RF Design" contains an article entitled "Understanding Range Limitations for Low-frequency Unlicensed Transmissions" by Tom Warnagiris. The article includes a fair amount of information on how to calculate field strength in the 160-190 kHz band and could be useful to all of us involved in LF transmissions. Andre' N4ICK