[Lowfer] Navtex 2/12 Overnight

n8tl n8tl at woh.rr.com
Thu Feb 12 01:38:16 EST 2015


Jay:

Thanks for the list....that will help me out a lot.

Tom N8TL

On 15-02-12 03:49 PM, jrusgrove at comcast.net wrote:
> Tom, Garry
>
> No reception of Niton ENG here last night. Navtex from EU has not been 
> nearly as prevalent as in past seasons. SeaTTY is in use here as well 
> ... all stations copied are verified by appropriate text in the 
> message. Tom, this list of stations received at W1VD might be of some 
> use as you get 'cranked up' for Navtex reception ... 
> http://www.w1vd.com/Navtex.pdf .
>
> Jay W1VD  WD2XNS  WE2XGR/2
>
>
>
> ----- Original Message ----- From: "n8tl" <n8tl at woh.rr.com>
> To: <k3siw at sbcglobal.net>; "Discussion of the Lowfer (US, European,& 
> UK) and MedFer bands" <lowfer at mailman.qth.net>
> Sent: Thursday, February 12, 2015 1:25 PM
> Subject: Re: [Lowfer] Navtex 2/12 Overnight
>
>
>> Garry:
>>
>> Okay on all....I am using the W1VD e-probe set up here in Findlay, 
>> Ohio.  Since there is no directionality
>> associated with the probe, I suspect that Savannah was competing with 
>> EB58 and overpowering it.
>> I need to compare the Navtex schedule schedule for Savannah and Niton 
>> to see if that meshes.
>>
>> It is nice to know that the sensitivity of the probe is 
>> there....and...I am not using the 20db amp at the
>> end of the coax.  The antenna is isolated from the IC-R75 receiver by 
>> a 1:1 isolation transformer.
>>
>> Tonight, I am setting up to look for SAQ at 1450 UTC...so, that is 
>> going to be interesting at 17.2 Khz.
>> Probably won't see much, but, we will give it a try.
>>
>> Thanks for the interpretation.....73,
>>
>> Tom N8TL
>>
>> On 02/12/2015 12:45 PM, Garry Hess wrote:
>>> Tom, thanks for the text file of your Navtex decodes for "E".
>>>
>>> Your first line is "2015-02-12 00:40:27 78> ZCZC EB58". My SeaTTY 
>>> output at that time is a very long weather report beginning with
>>>
>>> ZCZC EB58
>>> FZNT25 KWNM 112132
>>> OFFN03
>>>
>>> timestamped 00:40:25. At my end this is followed by "clean" short 
>>> messages EA47, then EA12, all clearly from the Savannah, GA station.
>>>
>>> The only copy I read in your file for EB58 is related to the US east 
>>> coast so I'm sure it's also from the Savannah, GA source. However, 
>>> unlike me, you have a lot of garbled text and that could be due to 
>>> interference from Niton, England. I forget what antenna you're using 
>>> but if it has some directivity that depresses Savannah that would 
>>> make Niton more likely. Also, I know that being farther east makes 
>>> European reception more likely.
>>>
>>> Seems strange that given the decoded text for EB58 YaND would 
>>> identify it with Niton. But YanD comes from Europe and probably has 
>>> a bias toward identifying European stations. I have YaND 5.6 
>>> installed on my computers and it's no doubt far out of date. But I 
>>> recall the station list it came with didn't even include US 
>>> stations; they had to be added later.
>>>
>>
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