Date: Fri, 10 Mar 2017 14:38:16 +0100 (CET)
From: Jacek Lipkowski <sq5bpf@lipkowski.org>
To: rsgb_lf_group@blacksheep.org
In-Reply-To: <58C1F67F.1060005@posteo.de>
Message-ID: <alpine.DEB.2.11.1703101436260.642@mailn.lipkowski.org>
References: <15a98cc579c-d3b-de27@webprd-a58.mail.aol.com> <08c5eae2-8c19-da4d-f5b9-30b83712932f@psk31.plus.com> <58BAEA1D.5050802@posteo.de> <58BB4FA5.4080601@posteo.de> <553e8ee3-01a4-5840-0353-e82b320b1751@psk31.plus.com> <58BC3339.6060301@posteo.de>
 <58BC8101.8040206@posteo.de> <58BF3619.8030704@posteo.de> <58C1F67F.1060005@posteo.de>
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Subject: Re: VLF: Tonite...
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  This message is in MIME format.  The first part should be readable text,
  while the remaining parts are likely unreadable without MIME-aware tools.

--17435139-1372194113-1489153097=:642
Content-Type: TEXT/PLAIN; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8BIT

Decoded the 20170309 transmission in Warsaw with Eb/N0 7.4dB

found rank 0 ber 2.7307e-01 Eb/N0 7.4 M -4.779396057e+00 [GGGG DDD] ps [ 
0    0    0    0    0]
carrier phase: -1.4
carrier Eb/N0: 8.2
carrier S/N: 24.80 dB in 24.8 uHz
elapsed 179

VY 73

Jacek / SQ5BPF

On Fri, 10 Mar 2017, DK7FC wrote:

> Date: Fri, 10 Mar 2017 01:42:39 +0100
> From: DK7FC <selberdenken@posteo.de>
> Reply-To: rsgb_lf_group@blacksheep.org
> To: rsgb_lf_group@blacksheep.org
> Subject: Re: VLF: Tonite...
> 
> As already observed and decoded, another message is transmitted right now, same parameters as below, started 18 UTC.
> This should decode in Moscow :-)
> 73, Stefan
> 
> Am 07.03.2017 23:37, schrieb DK7FC:
>       VLF,
>
>       I'm trying another 8 character message, just to get a clear decode from Alex. Of course all reports are welcome, as usual
>       :-)
>       The message has started to late again but not as late as the last one, so maybe there will be a clear decode. On the other
>       side there is more QRN now. Some day we will need a tool for stacking/ combining multiple wav files under windows! It would
>       make things easy on that path.
>
>       Now:
>
>       f = 8270.100000 Hz
>       Start time: Tuesday 07.Mar.2017   22:20:00.3
>       Symbol period: 30 s
>       Characters: 8
>       CRC bits: 16
>       Coding 16K21A
>       Duration: 11h, 12m, 0s
>       Antenna current: 700 mA
>
>       Based on the last carrier S/N of Alex' last decode this could be the result:
>       http://abelian.org/ebnaut/calc.php?sndb=15.87&snbws=0.000035&snmps=&code=16K21&sp=30&crc=16&nc=8&submit=Calculate
>       But some hours will fall into daylight, so it will be quite close to the limit again! :-)
>
>       73, Stefan
> 
> 
>
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