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Re: VLF: New carrier on 6470.005 Hz

To: [email protected]
Subject: Re: VLF: New carrier on 6470.005 Hz
From: Markus Vester <[email protected]>
Date: Tue, 2 May 2017 04:07:41 -0400
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Very nice job! And great collaboration between Paul, Stefan and Alex. Congratulations!

> The actual CRC size to use is not critical, just keep to less than about 8 bits for 3 chars and less than about 6 bits for 2 chars.
I understand that this would maximise the chance of a successful decode. But then, wouldn't we get swamped by false positives if there was only noise and no message?

Best 73,
Markus (DF6NM)

-----Ursprüngliche Mitteilung-----
Von: Paul Nicholson <[email protected]>
An: rsgb_lf_group <[email protected]>
Verschickt: Mo, 1. Mai 2017 23:41
Betreff: Re: VLF: New carrier on 6470.005 Hz


Decoded 'RR' from ebnaut23_APR_1108_6470-1pps.wav

Rank: 105871875 !!
BER: 45.5%

Carrier Eb/N0: 0.4 dB
Carrier Es/N0: -19.17 dB
Carrier S/N: 10.93 dB in 24.4 uHz, -35.19 dB in 1Hz, -69.17 dB in 2.5kHz

Constant reference phase.

Congratulations to Alex and Stefan for a new record for 6470 and

Paul Nicholson

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