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Date: Fri, 22 Feb 2019 09:20:29 -0330 (NST)
From: jcraig@mun.ca
To: rsgb_lf_group@blacksheep.org
In-Reply-To: <1341300776.3468000.1550834824126@mail.yahoo.com>
Message-ID: <Pine.LNX.4.64.1902220917000.23134@plato.ucs.mun.ca>
References: <1341300776.3468000.1550834824126.ref@mail.yahoo.com>
 <1341300776.3468000.1550834824126@mail.yahoo.com>
MIME-Version: 1.0
Subject: Re: LF: VO1NA 137477 Hz
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Markus, group,

Thank-you for the insipiring anecdotes and signal reports.
I am sad to report that my dad  G3LMD/ VO1FB became a silent key
yeserday morning.

73
Joe VO1NA

On Fri, 22 Feb 2019, Markus Vester wrote:

> This week=C2=A0the EbNaut autodecoders at DL0AO and DF6NM have been refur=
bished, producing more compact output with one line for each successful dec=
ode. My current=C2=A0script=C2=A0and required utilities are here:
> http://df6nm.bplaced.net/VLF/fec_tests/ebnaut_autodecode_scripts.zip
>
> Our autodecoders are currently observing 137477 Hz. Until yesterday, VO1N=
A has been making strong and consistent decodes every night. Today I'm doin=
g a few of low-power daytime tests on his QRG, with the LEA-6T barefoot to =
the antenna.
>
> Best 73,
> Markus (DF6NM)
>
>
> -----Urspr=C3=BCngliche Mitteilung-----
> Von: Markus Vester <markusvester@aol.com>
> An: rsgb_lf_group <rsgb_lf_group@blacksheep.org>
> Verschickt: Sa, 22. Dez 2018 14:55
> Betreff: LF: VO1NA 137477 Hz
>
> Hi Joe,
>
> the carrier on your frequency is nicely visible night and day.=C2=A0When =
the signal is strong, some=C2=A0symmetrical sidebands become visible, are y=
ou=C2=A0still modulating with 7 char EbNaut messages every other half hour?=
=C2=A0
>
> I've placed=C2=A0my=C2=A0current autodecoder scripts here
> but note that=C2=A0this setup is driven by=C2=A0opds and sort of specific=
 to my LF grabber. For Linux, you may want to start from the scripts which =
Domenico has recently posted.
>
> Best 73,
> Markus=C2=A0(DF6NM)
>
>
>
> -----Urspr=C3=BCngliche Mitteilung-----
> Von: jcraig <jcraig@mun.ca>
> An: rsgb_lf_group <rsgb_lf_group@blacksheep.org>
> Verschickt: Mo, 17. Dez 2018 22:53
> Betreff: Re: LF: EbNaut 137.542 kHz
>
> Hi Markus, Stefan EbNauters,
>
> Thanks for the reports and autodetectors.=C2=A0 The TX carrier is on
> continuously at 50 watts with the excitation XOR phase inverted
> by Paul's Ebkey.c on a raspi3.
>
> There have been some daytime decodes recently.
>
> Is the autodetect easy to set up?=C2=A0 If not perhaps I'd best
> review the advice from you and Stefan again.
>
> 73
> Joe
>
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