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Re: VLF: EbNaut message announcement @ 5170

from [Paul Nicholson] [Permanent Link][Original]
To: [email protected]
Subject: Re: VLF: EbNaut message announcement @ 5170
From: Paul Nicholson <[email protected]>
Date: Sat, 16 Mar 2019 14:29:44 +0000
Dkim-signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=abelian.org ; s=default; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:From:References:To:Subject:Sender:Reply-To:Cc: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=TbctlTI5UCcksF33pEpWm2MvtUvdI+IArkhdzyx3zbU=; b=r+cOcntCFgI+OeQsdBFlKow0TT PHzPJXn1hc7a/bfg3btHOx0S66AcB+1Sq/qYQSLKzoScV19buvLaQzRQDyibT9IARx5CB/YzYdPjt UpZWX813WJjkgNiK9cWXqV/kprulcBSJl2vSKTZT1vq5xq79DvM6X0sRchXlYJstAGEk=;
In-reply-to: <[email protected]>
References: <[email protected]> <[email protected]>
Reply-to: [email protected]
Sender: [email protected]
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 

Stefan wrote:

> The carrier is now running since 09:31 UTC at 5170.1 Hz.

Enormous signal here -

 http://abelian.org/vlf/tmp/190316a.png

S/N 33.6 dB in 278uHz, -2dB in 1Hz, -36dB in 2.5kHz.

> Message:
> *f = 5170.1 Hz

> Symbol period: 2 s
> Characters: 14
> CRC bits: 14
> Coding 16K21A

> start at 10:30:00.3 UTC.

Decoded rank 0 BER 8.9% constant reference phase.

carrier Eb/N0: 10.3 dB
carrier S/N: 29.3 dB in 264.8 uHz, -6.5 dB in 1Hz, -40.5 dB in 2.5kHz

--
Paul Nicholson
--
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