Return-Path: Received: from mtain-mc10.r1000.mx.aol.com (mtain-mc10.r1000.mx.aol.com [172.29.96.82]) by air-ma10.mail.aol.com (v127_r1.1) with ESMTP id MAILINMA104-b5474ba00fb262; Tue, 16 Mar 2010 19:09:39 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by mtain-mc10.r1000.mx.aol.com (Internet Inbound) with ESMTP id 3063F38000085; Tue, 16 Mar 2010 19:09:37 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1NrfrQ-0000jt-OS for rs_out_1@blacksheep.org; Tue, 16 Mar 2010 23:07:40 +0000 Received: from [193.82.116.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1NrfrQ-0000jk-7z for rsgb_lf_group@blacksheep.org; Tue, 16 Mar 2010 23:07:40 +0000 Received: from mx.omskcity.com ([79.133.160.2]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1Nrfr4-0007eN-RU for rsgb_lf_group@blacksheep.org; Tue, 16 Mar 2010 23:07:40 +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 o2GN74AQ019897 for ; Wed, 17 Mar 2010 05:07:05 +0600 (OMST) (envelope-from fitec@omskcity.com) Received: from localhost (fitec@localhost) by noname.nodomain.nowhere (8.8.5/8.8.5) with ESMTP id XAA00257 for ; Tue, 16 Mar 2010 23:01:39 GMT X-Authentication-Warning: noname.nodomain.nowhere: fitec owned process doing -bs Date: Tue, 16 Mar 2010 23:01:38 +0000 (GMT) From: "Alexander S. Yurkov" To: rsgb_lf_group@blacksheep.org In-Reply-To: <38A51B74B884D74083D7950AD0DD85E82A1B5D@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]); Wed, 17 Mar 2010 05:07:07 +0600 (OMST) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Subject: Re: AW: LF: 8.97kHz antennas Content-Type: TEXT/PLAIN; charset=koi8-r 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: 3039ac1d60524ba00fb16f99 X-AOL-IP: 193.82.116.20 Content-Transfer-Encoding: quoted-printable X-Mailer: Unknown (No Version) On Tue, 16 Mar 2010, [iso-8859-1] Stefan Sch=E4fer wrote: > A little dreaming: > Does that mean that if the ERP is 3dB higher (21kV instead of the 15kV= i=20 > had yesterday), the maximum distance will be 4 times the old distance, > ideally? No, Stefan. You forgot P ~ E^2, not P ~ E. Thus if you get ERP 3 dB higher then distance will be 2 (not 4) times more. Regards, Alexander/RA9MB