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[195.171.43.25]) by mx.google.com with ESMTP id 6si3908466lay.133.2013.08.07.13.03.08 for ; Wed, 07 Aug 2013 13:03:09 -0700 (PDT) Received-SPF: neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) client-ip=195.171.43.25; Authentication-Results: mx.google.com; spf=neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) smtp.mail=owner-rsgb_lf_group@blacksheep.org; dkim=pass header.i=@mx.aol.com Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1V79vX-0005zj-Ku for rs_out_1@blacksheep.org; Wed, 07 Aug 2013 21:01:47 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1V79vX-0005za-4S for rsgb_lf_group@blacksheep.org; Wed, 07 Aug 2013 21:01:47 +0100 Received: from omr-d09.mx.aol.com ([205.188.108.133]) by relay1.thorcom.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.77) (envelope-from ) id 1V79vU-0001wG-Gq for rsgb_lf_group@blacksheep.org; Wed, 07 Aug 2013 21:01:46 +0100 Received: from mtaout-da05.r1000.mx.aol.com (mtaout-da05.r1000.mx.aol.com [172.29.51.133]) by omr-d09.mx.aol.com (Outbound Mail Relay) with ESMTP id BD6E8700DB08E for ; Wed, 7 Aug 2013 16:01:41 -0400 (EDT) Received: from White (95-91-237-73-dynip.superkabel.de [95.91.237.73]) by mtaout-da05.r1000.mx.aol.com (MUA/Third Party Client Interface) with ESMTPA id D1C13E0000BA for ; Wed, 7 Aug 2013 16:01:36 -0400 (EDT) Message-ID: From: "Markus Vester" To: References: <52003135.1040807@iup.uni-heidelberg.de> <8D060B8C892D2CF-2024-995@webmail-m221.sysops.aol.com> <520151E9.9060807@iup.uni-heidelberg.de> <74060D13E4754DEAB43C1AEC08C30DF9@White> <52015DD1.9040303@iup.uni-heidelberg.de>, <520234B7.3020007@iup.uni-heidelberg.de> Date: Wed, 7 Aug 2013 22:01:22 +0200 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 12.0.1606 X-MimeOLE: Produced By Microsoft MimeOLE V12.0.1606 x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20121107; t=1375905701; bh=GjD0bt/djnq66a4NuTPvwMM0EDdUVUcYXNo0JzJ20qo=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=mpknu+g4TTW5tmH9LlIQkIkecv/YpQ4a5284+lHVz7x6nbh9TE220U0VVB9EoTmuY 130M0513fGqexpVlFpXoQraY75RazUo/FG1Q5eHio358EFB9woZMVUPEz8mPCOe5+V vTNLpKrRD39o0VVPI7GKLt1Xmh8Cu+dfWl2jla0Q= x-aol-sid: 3039ac1d33855202a7a027a4 X-AOL-IP: 95.91.237.73 X-Spam-Score: 1.0 (+) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Yes. As the French storm cells slowly approached Heidelberg this morning, the path difference between groundwave and skywave gradually increased, producing a downward shift of the spectral bands. According to Fig 4 on http://df6nm.bplaced.net/VLF/2006/vlf_DHO_dualfreq.htm, ground distances of 220 to 150 km would approximately correspond to a first maximum at 6 to 4.5 kHz, at least coarsely matching Stefan's screenshot. Closer in, the contrast of the banding will become less because of the level difference - the groundwave will become even stronger whereas the skywave will be attenuated by the vertical E-field antenna diagram. [...] Content analysis details: (1.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [205.188.108.133 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (markusvester[at]aol.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid 1.0 FREEMAIL_REPLY From and body contain different freemails X-Scan-Signature: 0cdfd8d5ce44f1724c623c4ac9f44df6 Subject: Re: LF: VLF strange pattern Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01CE93B9.A7258590" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.6 required=5.0 tests=HTML_40_50,HTML_MESSAGE, MISSING_OUTLOOK_NAME 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 Status: O X-Status: X-Keywords: X-UID: 3185 Dies ist eine mehrteilige Nachricht im MIME-Format. ------=_NextPart_000_0001_01CE93B9.A7258590 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Yes. As the French storm cells slowly approached Heidelberg this = morning, the path difference between groundwave and skywave gradually = increased, producing a downward shift of the spectral bands. According = to Fig 4 on http://df6nm.bplaced.net/VLF/2006/vlf_DHO_dualfreq.htm, = ground distances of 220 to 150 km would approximately correspond to a = first maximum at 6 to 4.5 kHz, at least coarsely matching Stefan's = screenshot. Closer in, the contrast of the banding will become less = because of the level difference - the groundwave will become even = stronger whereas the skywave will be attenuated by the vertical E-field = antenna diagram.=20 Best 73, Markus From: LZ=20 Sent: Wednesday, August 07, 2013 7:42 PM To: rsgb_lf_group@blacksheep.org=20 Subject: Aw: LF: VLF strange pattern Hello, Typical interference patterns caused by slowly drifting thunderstorms beyond horizon. http://meteocentre.com/lightning/map_sfuk.php Regards, Laura Geschreibt von meine Blizphone ------=_NextPart_000_0001_01CE93B9.A7258590 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Yes. As the French storm cells = slowly=20 approached Heidelberg this morning, the path difference between = groundwave=20 and skywave gradually increased, producing a downward shift of the = spectral=20 bands. According to Fig 4 on http://df= 6nm.bplaced.net/VLF/2006/vlf_DHO_dualfreq.htm, ground=20 distances of 220 to 150 km would approximately correspond to = a first=20 maximum at 6 to 4.5 kHz, at least coarsely matching Stefan's=20 screenshot. Closer in, the contrast of the banding will become less = because of=20 the level difference - the groundwave will become even stronger = whereas the=20 skywave will be attenuated by the vertical E-field antenna=20 diagram. 
 
Best 73,
Markus

From: LZ
Sent: Wednesday, August 07, 2013 7:42 PM
To: rsgb_lf_group@blacksheep.org= =20
Subject: Aw: LF: VLF strange pattern

Hello,
 
Typical interference patterns caused by slowly drifting
thunderstorms beyond horizon.
http://meteocentre= .com/lightning/map_sfuk.php
 
Regards, Laura
 
Geschreibt von meine Blizphone
 
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