Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-de05.r1000.mx.aol.com (Internet Inbound) with ESMTP id E7158380000AD; Sat, 28 Jan 2012 11:37:00 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1RrBFq-0001Iu-W5 for rs_out_1@blacksheep.org; Sat, 28 Jan 2012 16:35:54 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1RrBFq-0001Il-Dt for rsgb_lf_group@blacksheep.org; Sat, 28 Jan 2012 16:35:54 +0000 Received: from relay2.uni-heidelberg.de ([129.206.210.211]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1RrBFp-00062K-PN for rsgb_lf_group@blacksheep.org; Sat, 28 Jan 2012 16:35:54 +0000 Received: from freitag.iup.uni-heidelberg.de (freitag.iup.uni-heidelberg.de [129.206.29.204]) by relay2.uni-heidelberg.de (8.13.8/8.13.8) with ESMTP id q0SGZrYX009358 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sat, 28 Jan 2012 17:35:53 +0100 Received: from [129.206.22.206] (pc206.iup.uni-heidelberg.de [129.206.22.206]) by freitag.iup.uni-heidelberg.de (8.12.11.20060308/8.11.2) with ESMTP id q0SGZqli001614 for ; Sat, 28 Jan 2012 17:35:52 +0100 Message-ID: <4F2423D0.2020402@iup.uni-heidelberg.de> Date: Sat, 28 Jan 2012 17:35:28 +0100 From: =?ISO-8859-1?Q?Stefan_Sch=E4fer?= User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; de; rv:1.9.1.8) Gecko/20100227 Thunderbird/3.0.3 MIME-Version: 1.0 To: rsgb_lf_group@blacksheep.org References: In-Reply-To: X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,RATWARE_GECKO_BUILD=1.426 Subject: Re: LF: VLF this morning in TN Content-Type: text/plain; charset=ISO-8859-1; 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-SCOLL-SCORE: 0:2:296635712:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d40cd4f24242c123c X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Hello Doug, Nice to see your'e starting on VLF :-) Am 28.01.2012 14:33, schrieb Douglas D. Williams: > I think it would be interesting to compare this to a screenshot of the > same frequency range taken from one of you gentlemen across the pond. Well, there is a number of VLF grabbers who permanently show the spectrum from 0...24 kHz. The scroll rates a slow, mostly 1 min per pixel, to display several hours. Many of them are 24/7. You can find a list at https://sites.google.com/site/sub9khz/vlf-grabbers 73, fun, Stefan/DK7FC