Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-dc06.r1000.mx.aol.com (Internet Inbound) with ESMTP id 8B76438000083; Fri, 22 Feb 2013 06:36:59 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1U8qvD-0001xC-BE for rs_out_1@blacksheep.org; Fri, 22 Feb 2013 11:36:11 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1U8qek-0000jj-2G for rsgb_lf_group@blacksheep.org; Fri, 22 Feb 2013 11:19:10 +0000 Received: from imr-ma02.mx.aol.com ([64.12.206.40]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1U8pXT-0005uP-6u for rsgb_lf_group@blacksheep.org; Fri, 22 Feb 2013 10:07:37 +0000 Received: from mtaout-mb03.r1000.mx.aol.com (mtaout-mb03.r1000.mx.aol.com [172.29.41.67]) by imr-ma02.mx.aol.com (Outbound Mail Relay) with ESMTP id D9A3D1C0000BB; Fri, 22 Feb 2013 05:07:12 -0500 (EST) Received: from Black (188-194-147-156-dynip.superkabel.de [188.194.147.156]) by mtaout-mb03.r1000.mx.aol.com (MUA/Third Party Client Interface) with ESMTPA id 751F7E0000BF; Fri, 22 Feb 2013 05:07:11 -0500 (EST) Message-ID: <5D5AC9F70F5745ABA5FFFC81CB26CC76@Black> From: "Markus Vester" To: , Date: Fri, 22 Feb 2013 11:07:09 +0100 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6000.16480 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6000.16669 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20121107; t=1361527632; bh=2MNhfBcYEmCqJwScO1S02/ldcRpiAb15kHUnKxuA2Cc=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=ohV37O8U1s2Ih96XTbvUgE5k0lcpYRwQ3GhUyWtKGMbKVIukXM+7dVQPgF5GBq3LA QKpHsP/kh9t90h5maLQ/lAk8viOT3a9fhvlwiSL1UgZ/bILdgqyuszP0WByB1+go30 838q9HwIE4+YdWCw3jgGiBd4Jf3ppsy4u3F9bXsY= X-AOL-SCOLL-SCORE: 0:2:420716032:93952408 X-AOL-SCOLL-URL_COUNT: 0 X-Spam-Score: -0.7 (/) 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: The Op-32 detections from last night are on http://www.df6nm.bplaced.net/opera/detected_130221-22.txt which are basically the correlation hits which were marked by *. The current list of templates is http://www.df6nm.bplaced.net/opera/callsigs.txt [...] Content analysis details: (-0.7 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [64.12.206.40 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 -0.7 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: 052e5a7ab87161a07560b72babff3441 Subject: LF: Re: Op-32 correlation results online Content-Type: multipart/alternative; boundary="----=_NextPart_000_000D_01CE10EC.C227AF30" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.9 required=5.0 tests=HTML_30_40,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-dc06.r1000.mx.aol.com ; domain : mx.aol.com DKIM : fail X-AOL-OVERRIDE-PIK-REASON: Y x-aol-sid: 3039ac1d40865127585a364e X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none This is a multi-part message in MIME format. ------=_NextPart_000_000D_01CE10EC.C227AF30 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The Op-32 detections from last night are on http://www.df6nm.bplaced.net/opera/detected_130221-22.txt=20 which are basically the correlation hits which were marked by *. The = current list of templates is http://www.df6nm.bplaced.net/opera/callsigs.txt Jay appeared again here three times. RN3TTS was detected for the first = time, once at the beginning. WE2XEB was not copied (yet) - Bob if you = could tell your actual transmit frequency I would try to inspect the = spectrogram more closely. I have collated a gallery of zoomed spectra and spectrograms http://www.df6nm.bplaced.net/opera/Op-32_spectra_130221-22.png UA4WPF and WD2XNS both have a very well defined central peak, which = proves that their signals are phasecoherent between dashes and also very = stable. RA3YO seems to be phase-coherent as well but with some frequency = variation. The others seem to be sending incoherently, possibly because = their oscillators or dividers are being restarted with every dash. = Experiments with simulated signals have indicated that my detection = threshold seems to be about 6 dB lower for coherent signals. BTW Blacksheep still seems to be sick for me. Like Alan, the last = message I got was yesterday 16:38 from Jay. Best 73, Markus www.df6nm.de ----- Original Message -----=20 From: Markus Vester=20 To: rsgb_lf_group@blacksheep.org ; rsgb_lf_group@yahoogroups.co.uk=20 Sent: Thursday, February 21, 2013 11:09 PM Subject: Re: Op-32 correlation results online To produce some kind of realtime feedback to transmitting stations, I = will upload screenshots from the experimental Opera deep-search utility = in ten-minute intervals to https://dl.dropbox.com/u/26404526/df6nm_opds.png This is unfiltered output, so repeating partial correlations will often = appear in several consecutive time slots. The "proper" ones with most = overlap are marked by an asterisk.=20 The "mHz" column shows the apparent bandwidth of the central peak: = Coherent stable transmissions will often remain within 1 or 2 mHz, = whereas spreading by non-continuous phase will typically result in 60 to = 150 mHz. There are actually two separate carrier searches, which can = lead to the same signal being picked up twice within the same slot. = Peaks on Loran line frequencies are being excluded from processing. BTW Again I haven't received anything from Blacksheep since 17 UT, so = I'm currently pretty much blind to email from the group. Best 73, Markus www.df6nm.de ------=_NextPart_000_000D_01CE10EC.C227AF30 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable =EF=BB=BF
The Op-32 detections from = last night=20 are on
http:/= /www.df6nm.bplaced.net/opera/detected_130221-22.txt 
which are basically the = correlation=20 hits which were marked by *. The current list of = templates=20 is
http://www.df6nm= .bplaced.net/opera/callsigs.txt
 
Jay appeared again here three = times. RN3TTS=20 was detected for the first time, once at the beginning. WE2XEB was = not=20 copied (yet) - Bob if you could tell your actual transmit = frequency I would try to inspect the spectrogram more = closely.
 
I have collated a gallery of zoomed=20 spectra and spectrograms
h= ttp://www.df6nm.bplaced.net/opera/Op-32_spectra_130221-22.png<= /DIV>
UA4WPF and WD2XNS both have a very well = defined=20 central peak, which proves that their signals are phasecoherent between = dashes=20 and also very stable. RA3YO seems to be phase-coherent as well = but=20 with some frequency variation. The others seem to be = sending=20 incoherently, possibly because their oscillators or dividers are = being=20 restarted with every dash. Experiments with simulated signals have=20 indicated that my detection threshold seems to be about 6 = dB=20 lower for coherent signals.
 
BTW Blacksheep still seems to be sick = for me. Like=20 Alan, the last message I got was yesterday 16:38 from=20 Jay.
 
Best 73,
Markus
 
www.df6nm.de
 
 
----- Original Message -----=20
From: Markus = Vester=20
To: rsgb_lf_group@blacksheep.org= ; rsgb_lf_group@yahoogroups= .co.uk=20
Sent: Thursday, February 21, 2013 11:09 PM
Subject: Re: Op-32 correlation results online

To produce some kind of realtime = feedback to=20 transmitting stations, I will upload screenshots from the = experimental Opera deep-search utility in ten-minute intervals=20 to
 
https://dl.drop= box.com/u/26404526/df6nm_opds.png
 
This is unfiltered output, = so repeating=20 partial correlations will often appear in several consecutive time = slots.=20 The "proper" ones with most overlap are marked by = an asterisk.=20
 
The "mHz" column shows the = apparent bandwidth=20 of the central peak: Coherent stable transmissions will often = remain within=20 1 or 2 mHz, whereas spreading by non-continuous phase will = typically result=20 in 60 to 150 mHz. There are actually two separate carrier searches, = which can lead to the same signal being picked up twice within the = same=20 slot. Peaks on Loran line frequencies are being excluded from=20 processing.
 
 
BTW Again I haven't received anything = from=20 Blacksheep since 17 UT, so I'm currently pretty much blind to email = from=20 the group.
 
Best 73,
Markus
 
www.df6nm.de
 
 
 
 
 
------=_NextPart_000_000D_01CE10EC.C227AF30--