Return-Path: Received: from mtain-dk06.r1000.mx.aol.com (mtain-dk06.r1000.mx.aol.com [172.29.180.10]) by air-me02.mail.aol.com (v129.4) with ESMTP id MAILINME021-8ba44d372a373dd; Wed, 19 Jan 2011 13:15:19 -0500 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dk06.r1000.mx.aol.com (Internet Inbound) with ESMTP id BF46A380000B3; Wed, 19 Jan 2011 13:15:17 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PfcXw-0002Ea-8H for rs_out_1@blacksheep.org; Wed, 19 Jan 2011 18:14:16 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PfcXv-0002ER-T3 for rsgb_lf_group@blacksheep.org; Wed, 19 Jan 2011 18:14:15 +0000 Received: from relay2.uni-heidelberg.de ([129.206.210.211]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PfcXt-0005hN-M6 for rsgb_lf_group@blacksheep.org; Wed, 19 Jan 2011 18:14:15 +0000 Received: from ix.urz.uni-heidelberg.de (cyrus-portal.urz.uni-heidelberg.de [129.206.100.176]) by relay2.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id p0JIECas030583 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 19 Jan 2011 19:14:13 +0100 Received: from extmail.urz.uni-heidelberg.de (extmail.urz.uni-heidelberg.de [129.206.100.140]) by ix.urz.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id p0JIECIa007826 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 19 Jan 2011 19:14:12 +0100 Received: from [147.142.13.152] (vpn513-152.rzuser.uni-heidelberg.de [147.142.13.152]) by extmail.urz.uni-heidelberg.de (8.13.4/8.13.1) with ESMTP id p0JIEA6g029758 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 19 Jan 2011 19:14:11 +0100 Message-ID: <4D3729FC.6080509@iup.uni-heidelberg.de> Date: Wed, 19 Jan 2011 19:14:20 +0100 From: =?ISO-8859-15?Q?Stefan_Sch=E4fer?= User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.11) Gecko/20100711 Thunderbird/3.0.6 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,RATWARE_GECKO_BUILD=1.426 Subject: VLF: PSK on 3.3 kHz by cavers Content-Type: text/plain; charset=ISO-8859-15; format=flowed 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=0.0 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: 3039ac1db40a4d372a355d08 X-AOL-IP: 195.171.43.25 X-Mailer: Unknown (No Version) VLF, A friend of me, F1BKM has told me about a recent french VLF experiment on 3.3 kHz. It seems they crossed 300m in PSK31 at 3.3 kHz. Many photos are visible at http://f6kcz.free.fr/Actualites/2011/Carrieres%20Fleury/Carrieres%20Fleury.htm Looks interesting but an earth loop may be better here. But the system is very /p! 73, Stefan/DK7FC