Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mh01.r1000.mx.aol.com (Internet Inbound) with ESMTP id 3C9BF38000099; Sun, 2 Jun 2013 06:15:19 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1Uj5IK-0003Eo-0y for rs_out_1@blacksheep.org; Sun, 02 Jun 2013 11:13:48 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1Uj5IJ-0003Ef-HW for rsgb_lf_group@blacksheep.org; Sun, 02 Jun 2013 11:13:47 +0100 Received: from omr-m09.mx.aol.com ([64.12.143.82]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1Uj5IH-0005H3-Bc for rsgb_lf_group@blacksheep.org; Sun, 02 Jun 2013 11:13:46 +0100 Received: from mtaout-mb04.r1000.mx.aol.com (mtaout-mb04.r1000.mx.aol.com [172.29.41.68]) by omr-m09.mx.aol.com (Outbound Mail Relay) with ESMTP id 39F0570000087 for ; Sun, 2 Jun 2013 06:13:43 -0400 (EDT) Received: from White (188-195-246-26-dynip.superkabel.de [188.195.246.26]) by mtaout-mb04.r1000.mx.aol.com (MUA/Third Party Client Interface) with ESMTPA id 41BFBE0000B2 for ; Sun, 2 Jun 2013 06:13:40 -0400 (EDT) Message-ID: <9F4D930ED1F64F7C974C9F3570FE5DEA@White> From: "Markus Vester" To: References: <51AA488C.4020800@eastlink.ca> Date: Sun, 2 Jun 2013 12:13:35 +0200 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 12.0.1606 X-MimeOLE: Produced By Microsoft MimeOLE V12.0.1606 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20121107; t=1370168023; bh=Km7F9xeRQtJD8K6LJ1+9rsVSHmPDxQ/BZi39YaEV1NQ=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=Hbv+zMDFvvxKwbmQ9xNz+bHkYXGmaCM/oKE8OXQwDLvDkhWksXb9FGwle1KYhcq+w EV7MaGPw9N98VE/9fnNktlcf6qLfBQX0FqklRrkAjgHWhMJkVFl3LN+ONkiqT2zAka 2gik8kCBhgnvQ4hgBTN5TOyCooz1oxoOguMCVJy0= X-AOL-SCOLL-SCORE: 0:2:452706272:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-Spam-Score: -0.5 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has identified this incoming email as possible spam. The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Hi Joe, your QRSS signal was visible on my grabber last night, best between 2:16 and 2:40. As Stefan noted, SNR was somewhat lower than it used to be, but this may be due to conditions, or my RX being on the auxiliary "summer antenna" which is more affected by ADSL noise from buried telcom cables. [...] Content analysis details: (-0.5 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [64.12.143.82 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (markusvester[at]aol.com) -0.0 SPF_PASS SPF: sender matches SPF record -0.5 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 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: e6360f34ef88d0e1db765f70efb2bfe9 Subject: Re: LF: 137.7770 kHz Content-Type: multipart/alternative; boundary="----=_NextPart_000_0007_01CE5F8A.9B9F3170" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.6 required=5.0 tests=HTML_40_50,HTML_MESSAGE, MISSING_OUTLOOK_NAME 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 x-aol-global-disposition: G X-AOL-SCOLL-AUTHENTICATION: mtain-mh01.r1000.mx.aol.com ; domain : mx.aol.com DKIM : pass x-aol-sid: 3039ac1d60d551ab1b3743a3 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none Dies ist eine mehrteilige Nachricht im MIME-Format. ------=_NextPart_000_0007_01CE5F8A.9B9F3170 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi Joe, your QRSS signal was visible on my grabber last night, best between 2:16 = and 2:40. As Stefan noted, SNR was somewhat lower than it used to be, = but this may be=20 due to conditions, or my RX being on the auxiliary "summer antenna" = which is more affected by ADSL noise from buried telcom cables. Regarding ultimate stability, the blue trace still appeared somewhat = fuzzy in the top part of the 0.438 mHz grabber window. Last night, your = frequency seemed to be spread between 137777.02 to 137777.04 Hz. = Ideally, a perfectly coherent AM modulated signal should have a narrow = and straight central line, with modulation sidebands spread = symmetrically around it like fish bones. So you may still have a tiny = bit of chirp or some phase glitches. Of course this is only relevant for = receiver applications that integrate across several dashes (like the = Opera correlation project), but it will in no way affect the look or = readability in "normal" QRSS spectrograms. Best 73, and thanks for the signal, Markus (DF6NM) www.df6nm.de From: jcraig@mun.ca=20 Sent: Sunday, June 02, 2013 12:24 AM To: rsgb_lf_group@blacksheep.org=20 Subject: LF: 137.7770 kHz Dear Group, QRV again tonight. QRSS30 and seeking comments (especially unfavourable = ones) on accuracy, drift and keying coherence. Vern's grabber is capturing them well at the moment. Thanks again, = Vern. 73 Joe VO1NA ------=_NextPart_000_0007_01CE5F8A.9B9F3170 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Hi Joe,
 
your QRSS signal was = visible on my=20 grabber last night, best between 2:16 and 2:40. As Stefan noted, = SNR was=20 somewhat lower than it used to be, but this may be
due to conditions, or my RX = being on the=20 auxiliary "summer antenna" which is more affected by ADSL noise from = buried=20 telcom cables.
 
Regarding ultimate stability, the = blue trace=20 still appeared somewhat fuzzy in the top part of the 0.438 mHz = grabber=20 window. Last night, your frequency seemed to be spread between = 137777.02 to=20 137777.04 Hz. Ideally, a perfectly coherent AM modulated=20 signal should have a narrow and straight central line, with = modulation=20 sidebands spread symmetrically around it like fish bones. So you may = still have=20 a tiny bit of chirp or some phase glitches. Of course this is only = relevant=20 for receiver applications that integrate across several dashes (like the = Opera=20 correlation project), but it will in no way affect the look or = readability in=20 "normal" QRSS spectrograms.
 
Best 73, and thanks for the = signal,
 
Markus (DF6NM)
 
 
From:=20 jcraig@mun.ca
Sent: Sunday, June 02, = 2013 12:24=20 AM
To: rsgb_lf_group@blacksheep.org
Subject: LF: 137.7770=20 kHz

Dear Group,

QRV again = tonight.  QRSS30=20 and seeking comments (especially unfavourable ones) on accuracy, drift = and=20 keying coherence.

Vern's grabber is capturing them well at the=20 moment.  Thanks again, Vern.


73
Joe=20 VO1NA
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