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=HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_MED,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: EATSERVER: mailn 1166; Body=3 Fuz1=3 Fuz2=3 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 v3L6uJWC027910 for ; Fri, 21 Apr 2017 08:56:20 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1d1SMf-00084o-Ht for rs_out_1@blacksheep.org; Fri, 21 Apr 2017 07:48:21 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1d1SMb-00084d-Qc for rsgb_lf_group@blacksheep.org; Fri, 21 Apr 2017 07:48:17 +0100 Received: from lethe.lipkowski.org ([178.32.151.135] helo=lipkowski.org) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1d1SMY-0000i6-4U for rsgb_lf_group@blacksheep.org; Fri, 21 Apr 2017 07:48:16 +0100 Received: from mailn.lipkowski.org (localhost [127.0.0.1]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id v3L6m86P027849 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 21 Apr 2017 08:48:09 +0200 Received: from localhost (sq5bpf@localhost) by mailn.lipkowski.org (8.14.4/8.14.4/Submit) with ESMTP id v3L6m88Y027845 for ; Fri, 21 Apr 2017 08:48:08 +0200 X-Authentication-Warning: mailn.lipkowski.org: sq5bpf owned process doing -bs Date: Fri, 21 Apr 2017 08:48:08 +0200 (CEST) From: Jacek Lipkowski To: rsgb_lf_group@blacksheep.org In-Reply-To: <58F87918.7050808@posteo.de> Message-ID: References: <58F48E7E.17668.80FC91@roelof.ndb.demon.nl> <9E7678AF78C14D20B28472DF6749967A@AGB> <58F523AB.16927.6F358B@roelof.ndb.demon.nl> <58F52756.9090301@posteo.de> <8335a810-b99c-84d5-30f1-b9dd1f7f8e79@psk31.plus.com> <58F727CF.6000603@posteo.de> <1c4a22fa-60bf-9090-4e57-6ad9bfecba98@abelian.org> <58F7523E.50304@posteo.de> <58F761F4.7010607@posteo.de> <8de9b000-9bff-5f69-511b-511369a113d3@abelian.org> <58F87918.7050808@posteo.de> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.75 X-Scanned-By: MIMEDefang 2.75 on 10.1.3.10 X-Scan-Signature: 7ab87d4d3ea1d9dcb73a78e83fe4d608 Subject: Re: VLF: New carrier on 6470.005 Hz Content-Type: MULTIPART/MIXED; BOUNDARY="17435139-287288843-1492757288=:8128" 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: 11417 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --17435139-287288843-1492757288=:8128 Content-Type: TEXT/PLAIN; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8BIT Received the ebnaut transmission on 20170419 19:00 UTC 6470.1Hz in Warsaw (text sent offline for verification): found rank 11 ber 4.3510e-01 Eb/N0 -0.1 M -1.023133636e+00 [xx] ps [ 32 -60 -60 -30 -30] carrier phase: 8.7 carrier Eb/N0: 1.6 carrier S/N: 12.12 dB in 40.1 uHz elapsed 218 VY 73 Jacek / SQ5BPF On Thu, 20 Apr 2017, DK7FC wrote: > Date: Thu, 20 Apr 2017 11:02:16 +0200 > From: DK7FC > Reply-To: rsgb_lf_group@blacksheep.org > To: rsgb_lf_group@blacksheep.org > Subject: Re: VLF: New carrier on 6470.005 Hz > > Hi Paul, Alex, VLF, > > Am 19.04.2017 17:55, schrieb Paul Nicholson: > OK, copied 40 chars:- > >  "CQ CQ ON THE 46KM BAND DE DK7FC JN49IK K" > > The message is correct! :-) That's amazing. Now i thought back to 2010/2011. Signals were 20 dB stronger but now we can manage 40 > characters in less than 5 hours. This is 270% of the message length in about 1/9 of the time needed in October 2016! With that > signal we could manage 100 characters in one day, about 11 hours. > > Last night i run another message: > > f = 6470.100000 Hz > Start time: 19.Apr.2017   19:00:00 UTC > Symbol period: 30 s > Characters: 2 > CRC bits: 20 > Coding 16K21A > Duration: 6h, 56m > Antenna current: 460 mA > > This is a chance for G3ZJO and RN3AUS and SQ5BPF. I generated EbNaut RX files from the tree, the message decoded without a single > bit error. > > 73, Stefan > > --17435139-287288843-1492757288=:8128--