Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id vB3B29Ao015988 for ; Sun, 3 Dec 2017 12:02:12 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1eLRwr-0001Nx-OK for rs_out_1@blacksheep.org; Sun, 03 Dec 2017 10:56:37 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1eLRwr-0001No-17 for rsgb_lf_group@blacksheep.org; Sun, 03 Dec 2017 10:56:37 +0000 Received: from omr-m015e.mx.aol.com ([204.29.186.15]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.89) (envelope-from ) id 1eLRwn-0004rV-Gx for rsgb_lf_group@blacksheep.org; Sun, 03 Dec 2017 10:56:35 +0000 Received: from mtaomg-aad02.mx.aol.com (mtaomg-aad02.mx.aol.com [172.26.127.228]) by omr-m015e.mx.aol.com (Outbound Mail Relay) with ESMTP id E0D89380009C for ; Sun, 3 Dec 2017 05:56:28 -0500 (EST) Received: from core-acc05a.mail.aol.com (core-acc05.mail.aol.com [172.26.125.15]) by mtaomg-aad02.mx.aol.com (OMAG/Core Interface) with ESMTP id 9B5EC38000082 for ; Sun, 3 Dec 2017 05:56:28 -0500 (EST) Received: from 188.194.222.230 by webjas-vae030.srv.aolmail.net (10.96.23.33) with HTTP (WebMailUI); Sun, 03 Dec 2017 05:56:26 -0500 Date: Sun, 3 Dec 2017 05:56:28 -0500 From: Markus Vester To: rsgb_lf_group@blacksheep.org Message-Id: <1601c0521a8-1726-4ca9@webjas-vae030.srv.aolmail.net> In-Reply-To: <2c4a5686-0d35-2e38-d948-15396580304f@abelian.org> MIME-Version: 1.0 X-MB-Message-Source: WebUI X-MB-Message-Type: User X-Mailer: JAS STD X-Originating-IP: [188.194.222.230] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20150623; t=1512298588; bh=/qdURQv36GFwlzUTNIJHKfafiHzG6/ads7eCU6nzu2Y=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=jvfTCAl+4EbmjBpx8u6DcfEMpcXOp7AlBBUKonnfDCSx/kfmcEN71GOpenMUjMIaU VkAsV/gyAyyMeEm8/wmirR6GNf9fz5ZA5pXFHsjDSNjHNlsrCBL6wa5CJeFBerMkAX bD4nDOjlV7UZyTMF90ftvBdiMqyzlHrqGqZOS1/E= x-aol-sid: 3039ac1a7fe45a23d85c5802 X-Spam-Score: 0.0 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: ...and VO1NA too! Now there are really two transatlantic traces, side by side. Wonderful, this is Dreamer's Band at ist best! Best 73, Markus -----Ursprüngliche Mitteilung----- Von: Paul Nicholson An: rsgb_lf_group Verschickt: So, 3. Dez 2017 7:19 Betreff: Re: LF: W4DEX at 8270 Hz [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (markusvester[at]aol.com) 0.0 HTML_MESSAGE BODY: HTML included in message 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: b1e5ebccbad86c8ca1fd46d24f0285de Subject: Re: LF: W4DEX at 8270 Hz - and VO1NA Content-Type: multipart/alternative; boundary="----=_Part_24391_1318612784.1512298586535" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: * X-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_20_30,HTML_MESSAGE, MAILTO_TO_SPAM_ADDR 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 ------=_Part_24391_1318612784.1512298586535 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable ...and VO1NA too! Now there are really two transatlantic traces, side by si= de. Wonderful, this is Dreamer's Band at ist best! Best 73, Markus -----Urspr=C3=BCngliche Mitteilung-----=20 Von: Paul Nicholson An: rsgb_lf_group Verschickt: So, 3. Dez 2017 7:19 Betreff: Re: LF: W4DEX at 8270 Hz W4DEX beginning to show up on my spectrogram http://abelian.org/vlf/fbins.shtml#b=3D100&s=3Dsp peaking at azimuth 100/280 which is correct. Couldn't have come at a better time. It looks a lot better on the mod 360 version which I'm testing at the moment. S/N distinctly better on the new E-field rx compared with the loops. I've got to crack on with the H upgrade and I've made a start on the design changes. For example a change of input transformer ratio drops the system noise another dB by giving the LT1028 a source impedance closer to its optimum for noise figure. The response is extended to include 137 kHz too. I'm going to use the same filter, PSU, and line driver as the new E-field so no designing or testing to do there. -- Paul Nicholson -- ------=_Part_24391_1318612784.1512298586535 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
...and VO1NA too! Now there are really two = transatlantic traces, side by side. Wonderful, this is Dreamer's Band at is= t best!

Best 73,
Markus

-----Urspr=C3=BCngliche Mitteilung-----
Von: Paul Nic= holson <vlf0403@abelian.org>
An: rsgb_lf_group <rs= gb_lf_group@blacksheep.org>
Verschickt: So, 3. Dez 2017 = 7:19
Betreff: Re: LF: W4DEX at 8270 Hz


W4DEX beginning to show up on my spectr= ogram

http://abeli= an.org/vlf/fbins.shtml#b=3D100&s=3Dsp

peaking at azimuth 100/280 which is correct.

Couldn't have come at a better time. It looks a lot
better on the mod 360 version which I'm testing at
the mom= ent.

S/N distinctly better on the new E-fi= eld rx compared
with the loops. I've got to crack on with = the H upgrade
and I've made a start on the design changes. = For example
a change of input transformer ratio drops the = system noise
another dB by giving the LT1028 a source imped= ance closer
to its optimum for noise figure. The response i= s extended
to include 137 kHz too. I'm going to use the sa= me filter,
PSU, and line driver as the new E-field so no de= signing or
testing to do there.

--
Paul Nicholson
--
=
------=_Part_24391_1318612784.1512298586535--