Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=5.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE,RCVD_IN_DNSWL_MED, SPF_PASS,T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: EATSERVER: mailn 1166; Body=2 Fuz1=2 Fuz2=2 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id v02Gduwu019115 for ; Mon, 2 Jan 2017 17:39:57 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1cO5ah-0006Gx-GW for rs_out_1@blacksheep.org; Mon, 02 Jan 2017 16:36:07 +0000 Received: from [195.171.43.34] (helo=relay2.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1cO5ah-0006Go-4k for rsgb_lf_group@blacksheep.org; Mon, 02 Jan 2017 16:36:07 +0000 Received: from omr-a017e.mx.aol.com ([204.29.186.68]) by relay2.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.87) (envelope-from ) id 1cO5ab-0006cE-Np for rsgb_lf_group@blacksheep.org; Mon, 02 Jan 2017 16:36:06 +0000 Received: from mtaomg-aah02.mx.aol.com (mtaomg-aah02.mx.aol.com [172.27.1.144]) by omr-a017e.mx.aol.com (Outbound Mail Relay) with ESMTP id 65F2B3800081 for ; Mon, 2 Jan 2017 11:35:59 -0500 (EST) Received: from core-acx02h.mail.aol.com (core-acx02.mail.aol.com [10.76.5.147]) by mtaomg-aah02.mx.aol.com (OMAG/Core Interface) with ESMTP id 272043800008A for ; Mon, 2 Jan 2017 11:35:59 -0500 (EST) Received: from 80.146.228.71 by webprd-m76.mail.aol.com (10.74.63.44) with HTTP (WebMailUI); Mon, 02 Jan 2017 11:35:58 -0500 Date: Mon, 2 Jan 2017 11:35:58 -0500 From: Markus Vester To: rsgb_lf_group@blacksheep.org Message-Id: <1596009992d-7a98-30209@webprd-m76.mail.aol.com> In-Reply-To: <422068215.8090992.1483359334682@mail.yahoo.com> MIME-Version: 1.0 X-MB-Message-Source: WebUI X-MB-Message-Type: User X-Mailer: JAS STD X-Originating-IP: [80.146.228.71] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.com; s=20150623; t=1483374959; bh=DpTdfxKUZ14E5PAS+DktEjptKzh6Jt3NlQnz7dzvCEs=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=3YSJmuRIM+PCe7FUqxLSgJqqDCT6jtHYMDRq6mlEQo/1bg0wv+eN2ejEVg/Gv6d/5 IQh0sVzxWwOUUz0VvBj9tYkiGoixjjQQDh453v7OfrOdGYSE2ywU7rTuu7SgPj5IGj a0liZwaakBa5D6JEQAA5iljAkZPqLPPpuOqOfgD0= x-aol-sid: 3039ac1b0190586a816f22f3 X-Scan-Signature: 9d611a03c0c7539fa2f53ebf8cdeb3a5 Subject: LF: Fwd: Decoding EbNaut Content-Type: multipart/alternative; boundary="----=_Part_244636_838726191.1483374958892" 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-Scanned-By: MIMEDefang 2.75 Status: O X-Status: X-Keywords: X-UID: 10072 ------=_Part_244636_838726191.1483374958892 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable -----Urspr=C3=BCngliche Mitteilung-----=20 Von: gw0ezy An: Markus Vester Verschickt: Mo, 2 Jan 2017 1:16 pm Betreff: Re: Decoding EbNaut Hi Markus Thanks - very good news!=20 I'll make the changes to the opds cleanup.bat and start saving for EbNaut d= ecodes. No problem with posting my questions to the group and I'm sure others are u= sing the FDM-DUO so will get more EbNaut monitors active. 73 Terry G0EZY On Monday, 2 January 2017, 10:37, Markus Vester wro= te: =20 Hi Terry, wishing all the best for 2017 to you as well! Joe's example files are available on his website: http://www.ucs.mun.ca/~jc= raig/ebnaut/ Yes these are the same files which are used for opds. To keep them, you onl= y have to remove or circumvent the auto-delete command in cleanup.bat. Howe= ver the \data directory shouldn't grow very large because opds periodically= scans it for new entries. My cleanup.bat has an extra line to copy the fil= es to a separate "\saved" subdirectory before deletion: @copy headline.txt + detected.txt + detecold.txt c:\dropbox\public\opds32.t= xt >nul @copy c:\spectrum\data\*.txt c:\spectrum\data\saved\*.txt 1>nul 2>nul @del c:\spectrum\data\*.txt 1>nul 2>nul @copy dirw.txt dirdone.txt >nul It is helpful but not absolutely necessary to use GPS lock for the audio. T= he audio frequency is low enough (typically 1.5 kHz) that sub-ppm samplerat= e deviations have relatively little effect. Alternatively, you could also u= se an injected audio carrier (e.g. 5.000 kHz) for SpecLab's samplerate corr= ector. For the purpose of file timestamping, controlling the PC clock with = NTP is sufficient. I believe that your questions may also be relevant to others, so if it's o= k with you I'd suggest posting this to the LF group. All the best, Markus (DF6NM) -----Urspr=C3=BCngliche Mitteilung-----=20 Von: gw0ezy An: markusvester Verschickt: Mo, 2 Jan 2017 9:01 am Betreff: Decoding EbNaut Happy New Year Markus Thank you for the detailed instructions to Jo & all for decoding the EbNaut= text files.=20 Please could you send me a copy of the text files you used in the examples = so I can follow the instructions exactly? Also, I have missed a step - what is the source of the text files. Are thes= e the same as the exported text files from your opds program?=20 I have opds running 24/7 but atm the clean-up program is deleting the old t= xt files. However I also have another SpecLab running with the EbNaut usr p= roducing WAV files. Probably my system isn't yet ready to decode EbNaut. I am using an FDM-Duo = with GPSDO input so the LO should be stable enough but I'm not sure if the = audio stream is GPS locked. So more work to do! 73 and many thanks for all the help and encouragement you are giving to the= small group of LFers Terry G0EZY ------=_Part_244636_838726191.1483374958892 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable
-----Urspr=C3=BCngliche Mitteilung-----
Von: gw0ezy = <gw0ezy@sky.com>
An: Markus Vester <markusvester@aol.com>Verschickt: Mo, 2 Jan 2017 1:16 pm
Betreff: Re: Decoding EbNaut

= Hi Mar= kus

Thanks - very good news!

I'll make the changes to the o= pds cleanup.bat and start saving for EbNaut decodes.
No problem with p= osting my questions to the group and I'm sure others are using the FDM-DUO = so will get more EbNaut monitors active.
73 Terry G0EZY

=
<= div style=3D"font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, = Lucida Grande, Sans-Serif; font-size: 16px;">
On Monday, 2 January 2017, 10:37, Markus= Vester <markusvester@aol.com> wrote:
 
Hi Terry,

wishing a= ll the best for 2017 to you as well!

J= oe's example files are available on his website: http://www.ucs.mun.ca/~jcrai= g/ebnaut/

Yes these are the same f= iles which are used for opds. To keep them, you only have to remove or circ= umvent the auto-delete command in cleanup.bat. However the \data directory = shouldn't grow very large because opds periodically scans it for new entrie= s. My cleanup.bat has an extra line to copy the files to a separa= te "\saved" subdirectory before deletion:

@copy headline.txt + detected.txt + detecold.txt c:\dropbox\public\opds= 32.txt >nul
@copy c:\spectrum\data\*.txt c:\spect= rum\data\saved\*.txt 1>nul 2>nul
@del c:\spectrum\d= ata\*.txt 1>nul 2>nul
@copy dirw.txt dirdone.txt &g= t;nul

It is helpful but not absolutely= necessary to use GPS lock for the audio. The audio frequency is low e= nough (typically 1.5 kHz) that sub-ppm samplerate deviations have rela= tively little effect. Alternatively, you could also use an injected au= dio carrier (e.g. 5.000 kHz) for SpecLab's samplerate corrector. For t= he purpose of file timestamping, controlling the PC clock with NTP&nbs= p;is sufficient.

I believe that your = questions may also be relevant to others, so if it's ok with you I'd sugges= t posting this to the LF group.

All th= e best,
Markus (DF6NM)


-----Urspr=C3=BCngliche Mitteilung-----
Von: gw0ezy <gw0ezy@sky.com&= gt;
An: markusvester <markusvester@aol.com>
Verschickt: Mo, 2 Ja= n 2017 9:01 am
Betreff: Decoding EbNaut
Happy New Year Markus

Thank you for the= detailed instructions to Jo & all for decoding the EbNaut text files. =

Please could you send me a copy of the text files you used in the = examples so I can follow the instructions exactly?

Also, I have mis= sed a step - what is the source of the text files. Are these the same as th= e exported text files from your opds program?
I have opds running 24/7= but atm the clean-up program is deleting the old txt files. However I also= have another SpecLab running with the EbNaut usr producing WAV files.

Probably my system isn't yet ready to = decode EbNaut. I am using an FDM-Duo with GPSDO input so the LO should be s= table enough but I'm not sure if the audio stream is GPS locked. So more wo= rk to do!

73 and many thanks for a= ll the help and encouragement you are giving to the small group of LFers

Terry G0EZY
------=_Part_244636_838726191.1483374958892--