Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-di04.r1000.mx.aol.com (Internet Inbound) with ESMTP id CF62838000086; Fri, 22 Feb 2013 07:37:53 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1U8rry-00032f-ON for rs_out_1@blacksheep.org; Fri, 22 Feb 2013 12:36:54 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1U8rrx-00032W-WD for rsgb_lf_group@blacksheep.org; Fri, 22 Feb 2013 12:36:53 +0000 Received: from qmta13.westchester.pa.mail.comcast.net ([76.96.59.243]) by relay1.thorcom.net with esmtp (Exim 4.77) (envelope-from ) id 1U8rru-0007Z5-3H for rsgb_lf_group@blacksheep.org; Fri, 22 Feb 2013 12:36:52 +0000 Received: from omta22.westchester.pa.mail.comcast.net ([76.96.62.73]) by qmta13.westchester.pa.mail.comcast.net with comcast id 3Pzu1l0011ap0As5DQcUKY; Fri, 22 Feb 2013 12:36:28 +0000 Received: from JAYDELL ([71.234.119.9]) by omta22.westchester.pa.mail.comcast.net with comcast id 3QcT1l00B0CFS1j3iQcTue; Fri, 22 Feb 2013 12:36:28 +0000 Message-ID: <009901ce10f9$3c1abf10$6401a8c0@JAYDELL> From: To: References: <5D5AC9F70F5745ABA5FFFC81CB26CC76@Black> Date: Fri, 22 Feb 2013 07:36:27 -0500 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20121106; t=1361536588; bh=hAC8rp12JL6kn48PBPoAM0uxg5uzs3O7W0uEzBwwUlM=; h=Received:Received:Message-ID:From:To:Subject:Date:MIME-Version: Content-Type; b=GGbFK4RVpT57i6IExPPBbX1LftEJPhsJ9wjg66gdDiLVNMB/Rx2seuTUOwFvf3yIu A4deRUXZUa/ii0Rv1U6ZnTuDbim3no9pfqKu63VUTfzQmrixHnh3DAS3E63Ql0uK8f /y39E8C1rX1nl7slfkUQJegzGlC1CzWcrkU6xpATiMwOwX/PKlabUzsA5JNCBFs8Eb qo+HkNayTEERma2TV3zAbFuo6KEkfQp3UUylY/6Htecp0XL/cZhs+i52Hgft6TS16V 7kRGHd0N071SiKRgLzA0/iJF8JSRANdxjCuaAuMn6sTjw7IQ5cWckxyJT2sYYKz5AY hUiM/jMF0gOVg== X-Spam-Score: 2.5 (++) 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: Markus Thanks for the information and your work on 'deep search' OP-32. It's nice to know that the time and $ spent on frequency stability / phase coherence is worth it. After not getting any OP-32 spots from EU last night (at least by the stations using the conventional program) I switched over to QRSS45 at 0400Z for a couple sequences of 'XNS' on 137781. The signal was displayed immediately at the F1AFJ and YV7MAE grabbers with good signal levels ... signal levels that one would expect to have have been decoded by OP-32. Hartmut reports seeing 'XNS' QRSS but no OP-32 decodes either. As time goes on, I'm becoming more convinced that QRSS trumps even the very weak signal digital modes. Think folks are being ' wowed ' by the impressive s/n abilities quoted by the programs ... without comparing them to something as simple as QRSS which may turn out to be a better weak signal performer. [...] Content analysis details: (2.5 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [76.96.59.243 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (jrusgrove[at]comcast.net) -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 3.2 AXB_XMAILER_MIMEOLE_OL_4379D AXB_XMAILER_MIMEOLE_OL_4379D X-Scan-Signature: d7e11363ac319cfd7f6e42df098e1b8e Subject: LF: Re: Re: Op-32 correlation results online Content-Type: multipart/alternative; boundary="----=_NextPart_000_0095_01CE10CF.53103990" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: * X-Spam-Status: No, hits=1.1 required=5.0 tests=HTML_30_40,HTML_MESSAGE, NO_REAL_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-di04.r1000.mx.aol.com ; domain : comcast.net DKIM : fail x-aol-sid: 3039ac1da608512766a06d99 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_0095_01CE10CF.53103990 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Markus Thanks for the information and your work on 'deep search' OP-32. It's nice to know that the time and $ spent on frequency stability / phase coherence is worth it. After not getting any OP-32 spots from EU last night (at least by the stations using the conventional program) I switched over to QRSS45 at 0400Z for a couple sequences of 'XNS' on 137781. The signal was displayed immediately at the F1AFJ and YV7MAE grabbers with good signal levels ... signal levels that one would expect to have have been decoded by OP-32. Hartmut reports seeing 'XNS' QRSS but no OP-32 decodes either. As time goes on, I'm becoming more convinced that QRSS trumps even the very weak signal digital modes. Think folks are being ' wowed ' by the impressive s/n abilities quoted by the programs ... without comparing them to something as simple as QRSS which may turn out to be a better weak signal performer. Jay W1VD WD2XNS WE2XGR/2 ----- Original Message ----- From: Markus Vester To: rsgb_lf_group@blacksheep.org ; rsgb_lf_group@yahoogroups.co.uk Sent: Friday, February 22, 2013 5:07 AM Subject: LF: Re: Op-32 correlation results online 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 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 ----- From: Markus Vester To: rsgb_lf_group@blacksheep.org ; rsgb_lf_group@yahoogroups.co.uk 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. 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_0095_01CE10CF.53103990 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable =EF=BB=BF
Markus
 
Thanks for the information and your = work on 'deep=20 search' OP-32. It's nice to know that the time and $ spent on frequency=20 stability / phase coherence is worth it.
 
After not getting any OP-32 spots from = EU last=20 night (at least by the stations using the conventional program) I = switched over=20 to QRSS45 at 0400Z for a couple sequences of 'XNS' on 137781. The signal = was=20 displayed immediately at the F1AFJ and YV7MAE grabbers with=20 good signal levels  ... signal levels that one would = expect to=20 have have been decoded by OP-32. Hartmut reports seeing 'XNS' QRSS but = no OP-32=20 decodes either. As time goes on, I'm becoming more convinced that QRSS = trumps=20 even the very weak signal digital modes. Think folks are being ' wowed ' = by the=20 impressive s/n abilities quoted by the programs = ... without comparing=20 them to something as simple as QRSS which may turn out to be a better = weak=20 signal performer.
 
Jay W1VD  WD2XNS  = WE2XGR/2
 
  
----- Original Message -----
From:=20 Markus=20 Vester
Sent: Friday, February 22, 2013 = 5:07=20 AM
Subject: LF: Re: Op-32 = correlation=20 results online

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=20 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.=20 Like Alan, the last message I got was yesterday 16:38 from=20 Jay.
 
Best 73,
Markus
 
www.df6nm.de
 
 
----- Original Message -----=20
From: Markus=20 Vester
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=20 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=20 bandwidth of the central peak: Coherent stable transmissions = will often=20 remain within 1 or 2 mHz, whereas spreading by non-continuous phase = will=20 typically result in 60 to 150 mHz. There are actually two = separate=20 carrier searches, which can lead to the same signal being picked = up twice=20 within the same slot. Peaks on Loran line frequencies are being = excluded=20 from 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
 
 
 
 
 
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