Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-ma05.r1000.mx.aol.com (Internet Inbound) with ESMTP id 2374638000081; Thu, 10 Nov 2011 05:58:16 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1ROSGg-0003UJ-MX for rs_out_1@blacksheep.org; Thu, 10 Nov 2011 10:54:02 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1ROSGf-0003UA-Kv for rsgb_lf_group@blacksheep.org; Thu, 10 Nov 2011 10:54:01 +0000 Received: from relay.uni-heidelberg.de ([129.206.100.212]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1ROSGZ-0001Tv-Rq for rsgb_lf_group@blacksheep.org; Thu, 10 Nov 2011 10:54:01 +0000 Received: from freitag.iup.uni-heidelberg.de (freitag.iup.uni-heidelberg.de [129.206.29.204]) by relay.uni-heidelberg.de (8.14.1/8.14.1) with ESMTP id pAAArpni013380 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Thu, 10 Nov 2011 11:53:51 +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 pAAArpVD020930 for ; Thu, 10 Nov 2011 11:53:51 +0100 Message-ID: <4EBBACF6.80708@iup.uni-heidelberg.de> Date: Thu, 10 Nov 2011 11:52:38 +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: <042d01cc9edf$372aa8e0$a57ffaa0$@simnet.is> <4EBAABDA.2040806@legal-medicine.de> In-Reply-To: <4EBAABDA.2040806@legal-medicine.de> X-Spam-Score: 1.4 (+) X-Spam-Report: autolearn=disabled,RATWARE_GECKO_BUILD=1.426 Subject: Re: LF: Funny signal on VLF 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: 0:2:447412160:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d600d4ebbae480f11 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Hi Peter, Halldor, VLF, The staircase is back again. Yesterday i've enabled a peak holding graph in my wideband spectrogram. Now the signal levels on each frequency can be seen. However the differences are probably caused by the frequency response of my E field antenna circuit... Signal came down to 12 kHz... 73, Stefan/DK7FC Am 09.11.2011 17:35, schrieb pws: > Hi Halldor, > > You asked: >> Who is testing? >> ... > > Confirming that 3 staircases. Well known since some years. > See our discussions and bearing trials there: > http://tech.groups.yahoo.com/group/VLF_Group/msearch?query=staircase&submit=Search > > > Peter, df3lp > 54N 10E