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Re: VLF: EbNaut transmissions on lower frequencies?, pre-tests: 6.47kHz

from [Paul Nicholson] [Permanent Link][Original]
To: [email protected]
Subject: Re: VLF: EbNaut transmissions on lower frequencies?, pre-tests: 6.47kHz
From: Paul Nicholson <[email protected]>
Date: Fri, 11 Nov 2016 18:32:36 +0000
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Stefan wrote:

> f = 6470.00000 Hz
> Start time: 11.11.2016   08:00:00 UTC (Daily repetition)
> Symbol length: 60 s
> Characters: 4
> CRC 16
> Coding 8K19A

An easy copy: 'TEST' Eb/N0 = +3.9 dB, BER 31.25%

Carrier S/N: 16.0 dB in 35.9 uHz
           : -62 dB in 2.5 kHz after blanking

Error map http://abelian.org/vlf/tmp/161111a.gif

--
Paul Nicholson
--
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