Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=5.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,RCVD_IN_DNSWL_MED, SPF_PASS,T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: : mailn 1480; Body=2 Fuz1=2 Fuz2=2 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id v12BfPK6017132 for ; Thu, 2 Feb 2017 12:41:26 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1cZFiH-0000c0-RI for rs_out_1@blacksheep.org; Thu, 02 Feb 2017 11:38:05 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1cZFiH-0000br-HK for rsgb_lf_group@blacksheep.org; Thu, 02 Feb 2017 11:38:05 +0000 Received: from omr-m008e.mx.aol.com ([204.29.186.7]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.87) (envelope-from ) id 1cZFiD-0007YG-E5 for rsgb_lf_group@blacksheep.org; Thu, 02 Feb 2017 11:38:04 +0000 Received: from mtaomg-maa02.mx.aol.com (mtaomg-maa02.mx.aol.com [172.26.222.144]) by omr-m008e.mx.aol.com (Outbound Mail Relay) with ESMTP id 243173800141 for ; Thu, 2 Feb 2017 06:37:59 -0500 (EST) Received: from core-acx05a.mail.aol.com (core-acx05.mail.aol.com [10.76.14.46]) by mtaomg-maa02.mx.aol.com (OMAG/Core Interface) with ESMTP id D97D338000084 for ; Thu, 2 Feb 2017 06:37:58 -0500 (EST) Received: from 80.146.228.73 by webprd-a86.mail.aol.com (10.72.92.219) with HTTP (WebMailUI); Thu, 02 Feb 2017 06:37:58 -0500 Date: Thu, 2 Feb 2017 06:37:58 -0500 From: Markus Vester To: rsgb_lf_group@blacksheep.org Message-Id: <159fe9de80d-51d4-4f0@webprd-a86.mail.aol.com> In-Reply-To: <5893075D.3070207@posteo.de> MIME-Version: 1.0 X-MB-Message-Source: WebUI X-MB-Message-Type: User X-Mailer: JAS STD X-Originating-IP: [80.146.228.73] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20150623; t=1486035479; bh=lk/kw959lKXkRL+Oau9SAt55R/pKdz8MeyaU73HGJ1U=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=Wj8+S4xUmW5/iEgexcNI3/PwmogQIN4bF4emmY4gaP4TLyoTEjz34DXKd37gnHK/p U6ZH/OiQD2s0iTQEMyUjyiSev4t+cFFrcbX4fmrq1vKsaamtbbuDOm3Sm3DKED8gVu 9jjqEhaD3j96bnVUuf35WXnxnHfUa1ggDPzZJ0fk= x-aol-sid: 3039ac1ade9058931a162eb1 X-Scan-Signature: c0e6e8bcdc231effb9da2003d606d9a2 Subject: Re: VLF: Uwe on the air! Content-Type: multipart/alternative; boundary="----=_Part_1493_508181259.1486035478538" 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 2.75 Status: O X-Status: X-Keywords: X-UID: 10447 ------=_Part_1493_508181259.1486035478538 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable There's also a peak and a trace on 8269.995 Hz in the bottom window of my V= LF grabber (~ 10 dB SNR in 63 uHz). Uwe, I'm glad to see your signal again!= Unfortunately my receiver seems to be many dB worse that Stefan's... Best 73, Markus (DF6NM) -----Urspr=C3=BCngliche Mitteilung-----=20 Von: DK7FC An: rsgb_lf_group Verschickt: Do, 2. Feb 2017 11:19 Betreff: VLF: Uwe on the air! Hi Uwe, VLF, Your signal is very strong today, currently 15 dB SNR in 424 uHz!=20 http://www.iup.uni-heidelberg.de/schaefer_vlf/DK7FC_VLF_Grabber2.html I bet you are trying to run more antenna current to leave a trace at=20 RN3AUS in the next session!? :-) It would be interesting to see another EbNaut message from you. Maybe=20 Markus can decode it as well. Or you can try to use a message longer=20 than 5 characters, which is the longest message between us so far. Use Paul's calculator. With the information 15 dB in 424 uHz you can=20 fill the upper two fields on the page and then vary the message length=20 and symbol length. For example:=20 http://abelian.org/ebnaut/calc.php?sndb=3D15&snbws=3D0.000424&snmps=3D&code= =3D8K19&sp=3D30&crc=3D16&nc=3D12&submit=3DCalculate Theoretically this should give a decode even if the SNR falls by 6 dB. With 12 characters you could send your callsign and the locator! Meanwhile i'm transmitting since 35 hours a stable carrier on=20 2970.000000 Hz :-) 73, Stefan ------=_Part_1493_508181259.1486035478538 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
There's also a peak and a trace on 8269.995 Hz= in the bottom window of my VLF grabber (~ 10 dB SNR in 63 uHz). Uwe, I'm g= lad to see your signal again! Unfortunately my receiver seems to be many dB= worse that Stefan's...

Best 73,
Markus (DF6NM)

-----Urspr= =C3=BCngliche Mitteilung-----
Von: DK7FC <selberdenken@posteo.de>=
An: rsgb_lf_group <rsgb_lf_group@blacksheep.org>
Verschickt: D= o, 2. Feb 2017 11:19
Betreff: VLF: Uwe on the air!

Hi Uwe, = VLF,

Your signal is very strong today, currently 15 dB SNR in 424 uH= z!
http://www.iup.uni-heidelberg.de/schaefer_v= lf/DK7FC_VLF_Grabber2.html

I bet you are trying to run more ante= nna current to leave a trace at
RN3AUS in the next session!? :-)
It would be interesting to see another EbNaut message from you. Maybe
= Markus can decode it as well. Or you can try to use a message longer
th= an 5 characters, which is the longest message between us so far.

Use= Paul's calculator. With the information 15 dB in 424 uHz you can
fill = the upper two fields on the page and then vary the message length
and s= ymbol length. For example:
http://ab= elian.org/ebnaut/calc.php?sndb=3D15&snbws=3D0.000424&snmps=3D&c= ode=3D8K19&sp=3D30&crc=3D16&nc=3D12&submit=3DCalculate<= br>Theoretically this should give a decode even if the SNR falls by 6 dB.With 12 characters you could send your callsign and the locator!

M= eanwhile i'm transmitting since 35 hours a stable carrier on
2970.00000= 0 Hz :-)

73, Stefan

------=_Part_1493_508181259.1486035478538--