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Re: VLF: Finally back on the 58 km band...

To: [email protected]
Subject: Re: VLF: Finally back on the 58 km band...
From: Paul Nicholson <[email protected]>
Date: Wed, 3 Jan 2018 11:05:35 +0000
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Stefan wrote:

> f = 5170.1000 Hz
> Start time: 29.Dec.2017  15:00:00 UTC
> Symbol period: 30 s
> Characters: 12
> CRC bits: 20
> Coding 16K21A
> Duration: 14:56 [hh:mm]

Todmorden (881.2 km)
--------------------

 29/30 Eb/N0 +2.8 dB, S/N -26.2 dB/1Hz, phase 46.1 *Decoded*
 30/31 Eb/N0 +4.1 dB, S/N -24.9 dB/1Hz, phase 44.2 *Decoded*
 31/01 Eb/N0 +1.8 dB, S/N -27.1 dB/1Hz, phase 43.2 *Decoded*
 01/02 Eb/N0 +1.5 dB, S/N -27.5 dB/1Hz, phase 57.6 *Decoded*
 02/03 Eb/N0 -1.6 dB, S/N -30.6 dB/1Hz, phase 60.6;

Bielefeld (303.8 km DL4YHF)
---------------------------

 29/30 Eb/N0 +8.6 dB, S/N -20.4 dB/1Hz, phase -53.5 *Decoded*
 30/31 Eb/N0 +8.3 dB, S/N -20.6 dB/1Hz, phase -52.1 *Decoded*
 31/01 Eb/N0 +8.1 dB, S/N -20.8 dB/1Hz, phase -56.3 *Decoded*
 01/02 Eb/N0 +8.4 dB, S/N -20.6 dB/1Hz, phase -47.9 *Decoded*
 02/03 Eb/N0 +4.0 dB, S/N -24.9 dB/1Hz, phase -38.1 *Decoded*

Warsaw (919.3 km SQ5BPF)
------------------------

 29/30 Eb/N0  -5.4 dB, S/N -34.4 dB/1Hz, phase -20.3;
 30/31 Eb/N0 -17.2 dB, S/N -46.2 dB/1Hz;
 31/01 Eb/N0  -7.8 dB, S/N -36.8 dB/1Hz, phase -44.2;
 01/02 Eb/N0  -6.1 dB, S/N -35.1 dB/1Hz, phase -36.1;
 02/03 Eb/N0  -8.2 dB, S/N -37.1 dB/1Hz, phase   2.9;

 Five stacked: Eb/N0 -2.1 dB

Cumiana (504.6 km IK1QFK)
-------------------------

 29/30 Eb/N0 -5.4 dB, S/N -34.3 dB/1Hz, phase  176.7;
 30/31 Eb/N0 -1.3 dB, S/N -30.3 dB/1Hz, phase -176.2;
 31/01 Eb/N0 -4.9 dB, S/N -33.9 dB/1Hz, phase  177.4;
 01/02 No data from rx site, ADSL fault;
 02/03 No data from rx site, ADSL fault;

 Three stacked: Eb/N0 1.1 dB *Decoded*

--
Paul Nicholson
--

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