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Re: LF: LF and VLF EbNaut

To: [email protected]
Subject: Re: LF: LF and VLF EbNaut
From: Rob Renoud <[email protected]>
Date: Thu, 6 Dec 2018 19:22:21 -0500
In-reply-to: <[email protected]>
References: <[email protected]> <[email protected]> <[email protected]>
Reply-to: [email protected]
Sender: [email protected]
Well done, Markus!  Clearly Joe has the advantage with Location, Location...

Tnx es 73,
Rob

> On Dec 6, 2018, at 19:04, [email protected] wrote:
> 
> Welcome to Rob and amazing work, Markus!
> 
> Jow
> 
>> On Thu, 6 Dec 2018, Markus Vester wrote:
>> 
>> Both simultaneous messages from Joe and Rob were decoded fine after the 23 
>> UT Slot.
>> 
>> Well done both!
>> 
>> 73, Markus
>> 
>> -----Ursprüngliche Mitteilung-----
>> Von: jcraig <[email protected]>
>> An: rsgb_lf_group <[email protected]>
>> Verschickt: Fr, 7. Dez 2018 0:41
>> Betreff: Re: LF: LF and VLF EbNaut
>> 
>> Hi Markus,
>> The dds word was  59045922 which gives 137477.000244.  DOXCO was
>> good to +-10 ppb last time it was checked. The next project is a
>> GPS disciplined LF carrier.
>> 
>> 73 & GL and thanks again!
>> 
>> Joe
>> 
>>> On Thu, 6 Dec 2018, Markus Vester wrote:
>>> 
>>> Hi Joe,
>>> 
>>> do you know those offsets? So far I've received a carrier from you on the 
>>> nominal frequency and got good asterisk decodes with fairly flat phase.  
>>> Nothing on 479 yet.
>>> 
>>> Best 73,
>>> Markus
>>> 
>>> 
>>> -----Ursprüngliche Mitteilung-----
>>> Von: jcraig <[email protected]>
>>> An: rsgb_lf_group <[email protected]>
>>> Verschickt: Fr, 7. Dez 2018 0:00
>>> Betreff: Re: LF: LF and VLF EbNaut
>>> 
>>> Hi Markus,
>>> 
>>> There will be dds and DOCXO offsets on LF. The VLF is GPS disciplined.
>>> I got off to a rough start -- but the next frame (2300) should be good.  
>>> Thanks for your online resources!
>>> 
>>> 73 & GL
>>> Joe
>>> 
>>>> On Thu, 6 Dec 2018, Markus Vester wrote:
>>>> 
>>>> 
>>>> Hi Joe and Rob,
>>>> 
>>>> running a pair of autodecoders for both signals: 
>>>> http://df6nm.darc.de/opds/ebnautresults.txt
>>>> 
>>>> Joe is your frequency exactly on 137477.000 or should we consider a small 
>>>> DDS offset? Are you on GPS-lock or still with the OXCO?
>>>> 
>>>> Best 73,
>>>> Markus
>>>> 
>>>> -----Ursprüngliche Mitteilung-----
>>>> Von: Rob Renoud <[email protected]>
>>>> An: rsgb_lf_group <[email protected]>
>>>> Verschickt: Do, 6. Dez 2018 20:29
>>>> Betreff: LF: 2200m EbNaut Beacon(s) from North America
>>>> 
>>>> LF EbNaut Enthusiasts, The K3RWR EbNaut beacon is currently transmitting 
>>>> on 2200m and will remain on the air through the weekend until Monday @ 
>>>> 1200 UTC 2018/11/1 (weather permitting) Operating Details:Freq:  
>>>> 137.479000 kHzCoding:  8K19ACRC: 16Symbol Period: 3 secMessage Length:  
>>>> 5Duration:  25m 36sRepeats on 00m & 30m Understand that VO1NA plans on 
>>>> coming up on 137477 kHz on EbNaut making two North American Stations 
>>>> running EbNaut beacons this weekend. 73 & GL,Rob – K3RWRFM18qi
>>>> 
>>>> -----Ursprüngliche Mitteilung-----
>>>> Von: jcraig <[email protected]>
>>>> An: rsgb_lf_group <[email protected]>
>>>> Verschickt: Do, 6. Dez 2018 20:04
>>>> Betreff: LF: LF and VLF EbNaut
>>>> 
>>>> Thanks to all for the encouragement and advice. We have a nasty storm on
>>>> the way so let`s get started before it`s too late...
>>>> 
>>>> LF:
>>>> 137.477 kHz, 6 Chars, 8K19A, 3 s symbols, 416 symbols,  starting 1900 ut
>>>> and at 1 hr intervals, 50 watts to a 100x20m RL
>>>> 
>>>> VLF:
>>>> 8.2700075 kHz, one character, 30 s symbols, 784 symbols,  16K23A, CRC-21,
>>>> 2300 and 1100 ut daily 30 watts to a 100x15m RL
>>>> 
>>>> Best 73`s and good luck,
>>>> Joe VO1NA
>>>> 
>>>> 



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