Return-Path: X-Spam-DCC: paranoid 1169; Body=2 Fuz1=2 Fuz2=2 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=5.0 tests=BAYES_00,FORGED_RCVD_HELO, RATWARE_GECKO_BUILD autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id sB2JLal9006517 for ; Tue, 2 Dec 2014 20:21:36 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Xvsvq-0001DA-41 for rs_out_1@blacksheep.org; Tue, 02 Dec 2014 19:16:18 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Xvsvp-0001D1-CE for rsgb_lf_group@blacksheep.org; Tue, 02 Dec 2014 19:16:17 +0000 Received: from parrot.netcom.co.uk ([217.72.171.49]) by relay1.thorcom.net with esmtp (Exim 4.84) (envelope-from ) id 1Xvsvn-0005Nn-Ee for rsgb_lf_group@blacksheep.org; Tue, 02 Dec 2014 19:16:16 +0000 Received: from sb.abelian.org (i-194-106-52-83.freedom2surf.net [194.106.52.83]) by parrot.netcom.co.uk (Postfix) with ESMTP id B26323273F0 for ; Tue, 2 Dec 2014 19:15:38 +0000 (GMT) Received: from [127.0.0.1] (localhost [127.0.0.1]) by sb.abelian.org (Postfix) with ESMTP id 2A9DD28A02C2 for ; Tue, 2 Dec 2014 19:16:14 +0000 (UTC) Message-ID: <547E0FFE.6070905@abelian.org> Date: Tue, 02 Dec 2014 19:16:14 +0000 From: Paul Nicholson User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130106 Thunderbird/17.0.2 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: <547DB994.7040801@abelian.org> <8D1DC6BE562A3CB-73E8-4F493@webmail-vm017.sysops.aol.com> <547E02D7.8020706@abelian.org> <1417546690.261516410@f133.i.mail.ru> In-Reply-To: <1417546690.261516410@f133.i.mail.ru> X-Scan-Signature: 87966b345956c8ef3389b993f6a18f4e Subject: Re: LF: Re[2]: VLF: W4DEX in Europe at 8820 Hz Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit 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-Scanned-By: MIMEDefang 2.56 on 10.1.3.10 Status: O X-Status: X-Keywords: X-UID: 1401 Alex wrote: > My little screenshot from nr Moscow KO85ha. LWPC prediction for path W4DEX to KO85HA http://abelian.org/vlf/tmp/141130b.gif Signals are ~20dB weaker because of the extra distance which is mostly over land - much higher attenuation. Map http://abelian.org/vlf/tmp/141130c.gif VLF stations well inland are at quite a disadvantage. -- Paul Nicholson --