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[195.171.43.25]) by mx.google.com with ESMTP id hq6si8954558wjb.122.2014.03.07.03.42.33 for ; Fri, 07 Mar 2014 03:42:34 -0800 (PST) Received-SPF: neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) client-ip=195.171.43.25; Authentication-Results: mx.google.com; spf=neutral (google.com: 195.171.43.25 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org) smtp.mail=owner-rsgb_lf_group@blacksheep.org; dkim=pass header.i=@mx.aol.com Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1WLsyK-0005pt-Fu for rs_out_1@blacksheep.org; Fri, 07 Mar 2014 11:29:48 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1WLsyJ-0005pk-W1 for rsgb_lf_group@blacksheep.org; Fri, 07 Mar 2014 11:29:47 +0000 Received: from omr-m03.mx.aol.com ([64.12.143.77]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.82) (envelope-from ) id 1WLsyH-0008Cx-Q6 for rsgb_lf_group@blacksheep.org; Fri, 07 Mar 2014 11:29:46 +0000 Received: from mtaout-mcc01.mx.aol.com (mtaout-mcc01.mx.aol.com [172.26.253.77]) by omr-m03.mx.aol.com (Outbound Mail Relay) with ESMTP id D09E270036225 for ; Fri, 7 Mar 2014 06:29:42 -0500 (EST) Received: from White (95-91-237-52-dynip.superkabel.de [95.91.237.52]) by mtaout-mcc01.mx.aol.com (MUA/Third Party Client Interface) with ESMTPA id D787F38000085 for ; Fri, 7 Mar 2014 06:29:39 -0500 (EST) Message-ID: <4FCEAE72F9204F5BB510BF6BD7288E44@White> From: "Markus Vester" To: References: , <2662DF5AA7FA416CBB09CDB90BBFF7B1@White>, <5319A5A8.29971.664D83@mike.dennison.ntlworld.com> Date: Fri, 7 Mar 2014 12:29:06 +0100 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 x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20121107; t=1394191782; bh=dNr0tLP1SQPdaFtwXjtpl2H11IhNbPQpAcNPzUqCzxo=; h=From:To:Subject:Message-ID:Date:MIME-Version:Content-Type; b=oko1AbE259Lmv/binBPGBpOTtMMy2tW0+i6dHN63x5QtmQ4qRD2HkYQGxKn0rPK6P PDEbrMwf3/bvnOMprzvRJcgddO2WuGCQBPmBYoPZqCtBs/HBA3IKNiTzbHK/6IiaBJ 6s8c01fQtor5fa+8sNaLYWTXmCYfrm54aWFjcIZw= x-aol-sid: 3039ac1afd4d5319ada364f8 X-AOL-IP: 95.91.237.52 X-Spam-Score: 0.0 (/) 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 Mike, normally the frequency scale with GQD lock should be very accurate, 12 mHz offset seems way too large. Is the samplerate lock status showing green? If yes, please temporarily retune the FFT center to an accurately known CW signal, eg. one of the Russian Alpha lines 11904,761904, 12648,809524 or 14880,952380 Hz (multiples of 15625/21 Hz). If that appears on the correct frequency, we'd probably have to conclude that the peak was not Bob's carrier. [...] Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [64.12.143.77 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (markusvester[at]aol.com) -0.0 T_RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -0.0 SPF_PASS SPF: sender matches SPF record 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: b45446db24846e84db90eb694609e205 Subject: Re: LF: New OPERA OP/OPDS 2H tonight on 27.945 Dial Freq... Content-Type: multipart/alternative; boundary="----=_NextPart_000_0010_01CF3A00.D4EB5FC0" 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 Dies ist eine mehrteilige Nachricht im MIME-Format. ------=_NextPart_000_0010_01CF3A00.D4EB5FC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi Mike, normally the frequency scale with GQD lock should be very accurate, 12 = mHz offset seems way too large.=20 Is the samplerate lock status showing green? If yes, please temporarily = retune the FFT center to an accurately known CW signal, eg. one of the = Russian Alpha lines 11904,761904, 12648,809524 or 14880,952380 Hz = (multiples of 15625/21 Hz). If that appears on the correct frequency, = we'd probably have to conclude that the peak was not Bob's carrier. Good luck, Markus (DF6NM) From: Mike Dennison=20 Sent: Friday, March 07, 2014 11:55 AM To: rsgb_lf_group@blacksheep.org=20 Subject: RE: LF: New OPERA OP/OPDS 2H tonight on 27.945 Dial Freq... I ran SpecLab last night using (almost) the settings needed for 29kHz=20 OPDS, and had some pleasing results. The attached pictures both show=20 a good trace on Bob's frequency.: capt07-rev.jpg Shows the situation at 0900, with the green line showing the night's=20 peak signal. Amplitude scale is 5dB/div. The day/night noise=20 diference can clearly be seen. capt1403070931.jpg This is a zoomed in view with the amplitude scale at 2dB/div and the=20 SpecLab cursor moved so that the yellow line shows the instantaneous=20 situation at 0400UTC. Bob's signal is some 5dB above noise in a=20 119uHz FFT. Looking at the spectrogram itself, it is noticeable that=20 this signal is the sharpest despite the Op keying. One surprising thing is that, despite SpecLab being locked to GQD,=20 there is still a small error (0.012Hz) in the displayed frequency. Is=20 this normal? I can easily tweak the displayed frequency if needed. I hope to set up OPDS today. Mike, G3XDV =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D ------=_NextPart_000_0010_01CF3A00.D4EB5FC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Hi=20 Mike,
 
normally the frequency scale with GQD = lock should=20 be very accurate, 12 mHz offset seems way too large.
 
Is the samplerate lock status = showing green?=20 If yes, please temporarily retune the FFT center to an=20 accurately known CW signal, eg. one of the Russian = Alpha lines=20 11904,761904, 12648,809524 or 14880,952380 Hz (multiples of 15625/21 = Hz). If=20 that appears on the correct frequency, we'd probably have to = conclude=20 that the peak was not Bob's carrier.
 
Good luck,
Markus (DF6NM)

Sent: Friday, March 07, = 2014 11:55=20 AM
To: rsgb_lf_group@blacksheep.org
Subject: RE: LF: New OPERA = OP/OPDS 2H=20 tonight on 27.945 Dial Freq...

I ran SpecLab last night using (almost) = the=20 settings needed for 29kHz
OPDS, and had some pleasing results. The = attached=20 pictures both show
a good trace on Bob's=20 frequency.:

capt07-rev.jpg
Shows the situation at 0900, with = the green=20 line showing the night's
peak signal. Amplitude scale is 5dB/div. = The=20 day/night noise
diference can clearly be=20 seen.

capt1403070931.jpg
This is a zoomed in view with the = amplitude=20 scale at 2dB/div and the
SpecLab cursor moved so that the yellow = line shows=20 the instantaneous
situation at 0400UTC. Bob's signal is some 5dB = above noise=20 in a
119uHz FFT. Looking at the spectrogram itself, it is noticeable = that=20
this signal is the sharpest despite the Op keying.

One = surprising=20 thing is that, despite SpecLab being locked to GQD,
there is still a = small=20 error (0.012Hz) in the displayed frequency. Is
this normal? I can = easily=20 tweak the displayed frequency if needed.

I hope to set up OPDS=20 today.

Mike, = G3XDV
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

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