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=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 v3FC3wBl023365 for ; Sat, 15 Apr 2017 14:03:59 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1czMNd-0004ZX-4Y for rs_out_1@blacksheep.org; Sat, 15 Apr 2017 13:00:41 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1czMNc-0004ZO-Lc for rsgb_lf_group@blacksheep.org; Sat, 15 Apr 2017 13:00:40 +0100 Received: from omr-a001e.mx.aol.com ([204.29.186.53]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.89) (envelope-from ) id 1czMNZ-0005Ck-3D for rsgb_lf_group@blacksheep.org; Sat, 15 Apr 2017 13:00:39 +0100 Received: from mtaomg-aao01.mx.aol.com (mtaomg-aao01.mx.aol.com [172.27.21.15]) by omr-a001e.mx.aol.com (Outbound Mail Relay) with ESMTP id 0359938000A0 for ; Sat, 15 Apr 2017 08:00:35 -0400 (EDT) Received: from core-acb01d.mail.aol.com (core-acb01.mail.aol.com [172.27.24.1]) by mtaomg-aao01.mx.aol.com (OMAG/Core Interface) with ESMTP id 71E6438000085 for ; Sat, 15 Apr 2017 08:00:34 -0400 (EDT) Received: from 188.192.95.60 by webprd-m29.mail.aol.com (10.74.55.10) with HTTP (WebMailUI); Sat, 15 Apr 2017 08:00:34 -0400 Date: Sat, 15 Apr 2017 08:00:34 -0400 From: Markus Vester To: rsgb_lf_group@blacksheep.org Message-Id: <15b717c775d-5100-201ad@webprd-m29.mail.aol.com> In-Reply-To: MIME-Version: 1.0 X-MB-Message-Source: WebUI X-MB-Message-Type: User X-Mailer: JAS STD X-Originating-IP: [188.192.95.60] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20150623; t=1492257634; bh=hSEnm3jOfrHDxC1yNZrMbHJbCKJZ8qM+H/P9PGpdsZc=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=h8TYjeHQOmJrHYg4WYSfBm9/iAPRT9Pe+gT+8rlrdN2Q1eNc1tlL31JEYogHUizlr lHs32j8Map5rOblZOvltlcnl7opLTd1X7FAZ3Nn1ru8nb36PoMow5jcUWJ6cPr0X8O LCoulK4jqakPLBWAgZR8V+IkNNY6pMpiivtYkqa8= x-aol-sid: 3039ac1b150f58f20b627590 X-Scan-Signature: b1e5ebccbad86c8ca1fd46d24f0285de Subject: Re: VLF: Carrier on 6470.005 Hz - and 6469.9975 Hz Content-Type: multipart/alternative; boundary="----=_Part_152914_286229021.1492257634137" 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: 11308 ------=_Part_152914_286229021.1492257634137 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Yes, something like that. After that test, we might try a marginal co-phase= EbNaut transmission which would not have made it otherwise. Unfortunately our weather has decided to turn wet and windy before Easter, = so no transmissions from this corner today. All the best, Markus=20 -----Urspr=C3=BCngliche Mitteilung-----=20 Von: Paul Nicholson An: rsgb_lf_group Verschickt: Sa, 15. Apr 2017 13:41 Betreff: Re: VLF: Carrier on 6470.005 Hz - and 6469.9975 Hz > my radiated power should have been 2.1 uW EMRP > (or 3.8 uW dipole-referenced ERP). Just goes to show that, although it's hard to radiated more than a few uW at VLF, a little power goes a long way at those frequencies. Perhaps it encourages others to have a go. > the phase is reproducable, it still is not absolute > as I have not attempted to calibrate the near-field > pickup probe. Understood. I expected that. No matter, the 150 degree difference is the important number if you want to try coherently adding your signal to Stefan's. How will we know if it is working? I guess you both would transmit carrier, and you would reverse your phase say, every hour. Then I should see +/- 2dB amplitude change. -- Paul Nicholson -- ------=_Part_152914_286229021.1492257634137 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
Yes, something like that. After that test, we might try = a marginal co-phase EbNaut transmission which would not have made it otherw= ise.

Unfortunately our weather has decided to turn wet and windy bef= ore Easter, so no transmissions from this corner today.

All the= best,
Markus 


-----Urspr=C3=BCngliche Mitteilung----- <= br>Von: Paul Nicholson <vlf0403@abelian.org>
An: rsgb_lf_group <= ;rsgb_lf_group@blacksheep.org>
Verschickt: Sa, 15. Apr 2017 13:41
= Betreff: Re: VLF: Carrier on 6470.005 Hz - and 6469.9975 Hz

> my radiated power should have been 2.1 uW EMRP
> (or 3.8 uW = dipole-referenced ERP).

Just goes to show that, although it's hard t= o radiated
more than a few uW at VLF, a little power goes a long
way = at those frequencies.

Perhaps it encourages others to have a go.
=
> the phase is reproducable, it still is not absolute
> as I= have not attempted to calibrate the near-field
> pickup probe.
<= br>Understood. I expected that. No matter, the 150 degree
difference i= s the important number if you want to try
coherently adding your signal = to Stefan's.

How will we know if it is working? I guess you both w= ould
transmit carrier, and you would reverse your phase say,
every ho= ur. Then I should see +/- 2dB amplitude change.

--
Paul Nicholso= n
--

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