Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-0.7 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_MED,SPF_PASS,SUBJ_ALL_CAPS 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 v48NUijd030795 for ; Tue, 9 May 2017 01:30:45 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1d7s06-0003AI-9d for rs_out_1@blacksheep.org; Tue, 09 May 2017 00:23:34 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1d7s06-0003A9-1I for rsgb_lf_group@blacksheep.org; Tue, 09 May 2017 00:23:34 +0100 Received: from simone.ucs.mun.ca ([134.153.232.76]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.89) (envelope-from ) id 1d7rEL-0002NA-9r for rsgb_lf_group@blacksheep.org; Mon, 08 May 2017 23:34:32 +0100 Received: from plato.ucs.mun.ca (plato.ucs.mun.ca [134.153.232.153]) by simone.ucs.mun.ca (8.13.8/8.13.8) with ESMTP id v48MY1VX018305 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Mon, 8 May 2017 20:04:06 -0230 Date: Mon, 8 May 2017 20:04:01 -0230 (NDT) From: jcraig@mun.ca X-X-Sender: jcraig@plato.ucs.mun.ca To: rsgb_lf_group@blacksheep.org In-Reply-To: <59109710.1000300@posteo.de> Message-ID: References: <15be6ff3416-71b7-20de5@webprd-a30.mail.aol.com> <3f469a46-15c4-97a9-f571-785c13e9ee70@abelian.org> <02e701d2c7d9$b05ea8f0$111bfad0$@comcast.net> <59109710.1000300@posteo.de> MIME-Version: 1.0 X-Scan-Signature: 4c0633a540d76adc241b9d3cede72a57 Subject: Re: LF: NA VLF Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed 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: RO X-Status: X-Keywords: X-UID: 11638 Thank-you Stefan, It is good to have a source of inspiration. Your ULF work is a fine example. Yes, 100 uW should be possible and your tree is the next milestone for the VLF photons. 73 Joe On Mon, 8 May 2017, DK7FC wrote: > Hello Joe, > > Congratulations for the impressive results from your 10 uW signal. Seems you > are having a good start into VLF now. I hope i can see you here one day. My > loop is already showing in your direction... > With your long wire antenna you should be able to produce 100 uW without much > trouble. > Try SpecLab and a GPS module for the transmissions. It works very well. Each > transmision comes from SpecLab here... > > 73, Stefan > > Am 08.05.2017 15:52, schrieb jcraig@mun.ca: >> Hi Paul, Markus, Group, >> >> The level of expertise on this group is humbling and these results are >> amazing. The carrier was generated with an undisciplined 10 MHz DOCXO >> clocking an ad9851. As Markus points out, the maths puts it high by >> 92.5 uHz. Paul reported a positive offset of 46.3 and the difference can >> be explained by a -5.6 ppb error in the reference oscillator. This is >> consistent with Paul's and Markus' earlier measurements of the 2200m >> signals being low by a few ppb. It looks like the sigs made it across >> the pond and we can now start thinking about some EbNaut on VLF. >> >> The agreement between Paul's observed and the modelled 0.07fT field >> strengths is remarkable. The ERP estimate seems to have been a good guess! >> >> TX will remain on and phase coherent, pending arcs and ice. >> >> 73 and thank-you! >> Joe VO1NA >> >> >> On Mon, 8 May 2017, Paul Nicholson wrote: >> >>> >>>> First TA calibration of a TX antenna current meter with LWPC >>> >>> Daytime signal is measuring 0.04 fT 08:00 to 11:00 which also >>> agrees with LWPC. >>> >>> If this is VO1NA, we should get a good result if Joe is able to >>> keep the transmitter going and phase-stable until 20:00 UT. >>> >>> -- >>> Paul Nicholson >>> -- >>> >>> >> > >