[time-nuts] eLORAN will be on the air GRI 99600

Bob kb8tq kb8tq at n1k.org
Thu Aug 6 20:25:43 UTC 2020


Hi

The Russians put up the Gloanss system many years ago. It took a while to get all 
the kinks out of it. It has been running pretty well for over a decade:

https://en.wikipedia.org/wiki/GLONASS <https://en.wikipedia.org/wiki/GLONASS>

The European Union is in the process of fleshing out the Galileo system:

https://en.wikipedia.org/wiki/Galileo_(satellite_navigation) <https://en.wikipedia.org/wiki/Galileo_(satellite_navigation)>

The Chinese have their BeiDou system still in the “getting going” phase (with some 
level of functionality being delivered for a number of years):

https://en.wikipedia.org/wiki/BeiDou <https://en.wikipedia.org/wiki/BeiDou>

All are aimed at being world wide / stand alone “competitors” to GPS. All deliver
timing along with navigation. 

Bob


> On Aug 6, 2020, at 12:17 PM, Taka Kamiya via time-nuts <time-nuts at lists.febo.com> wrote:
> 
> Someone in this thread mentioned "at least 2 satellite time and frequency solutions" exists already.  I only know of GPS (GNSS) constellations.  What's the other?  
> 
> --------------------------------------- 
> (Mr.) Taka Kamiya
> KB4EMF / ex JF2DKG
> 
> 
>    On Thursday, August 6, 2020, 12:01:27 PM EDT, paul swed <paulswedb at gmail.com> wrote:  
> 
> Magnus
> Its honestly by luck that I know anything. From the bits I have read Europe
> seems far closer to eLORAN then we are. Perhaps 6 months ago the US
> performed a series of tests 2 eLoran solutions and something like 6 or more
> satellite solutions. I know the old Iridium satellites were in the tests
> and some other LEO satellites.
> But thats about it.
> What we need is a cheap SDR LORAN C sniffer. Low power runs 24 X 7 and
> turns a LED on if the stations active.
> Oh well another project in the someday pile.
> Regards
> Paul
> WB8TSL
> 
> On Thu, Aug 6, 2020 at 2:42 AM Magnus Danielson <magnus at rubidium.se> wrote:
> 
>> Hi Paul,
>> 
>> I only ask as you seem to track this thing the best here on time-nuts,
>> as far as I have seen, such that it is your emails that keeps me best up
>> to date with the progress.
>> 
>> Cheers,
>> Magnus
>> 
>> On 2020-08-05 19:21, paul swed wrote:
>>> Hi Magnus been a while since have emailed.
>>> Its one site that was a test transmitter. Its in New Jersey, USA.
>>> The goal of the testing I believe is to establish the viability of an
>>> alternate PNT reference to GPS. Additionally the ability to communicate
>>> some level of message broadcast. This should be identical to proposals I
>>> have heard of in Europe.
>>> But I have no direct relationship to any of this. Like you, a very
>>> interested observer and hope that eLORAN wins the battle.
>>> Unfortunately there are many alternate proposals such as using other
>>> satellites. Hmmm if I wanted to advance my career in the Air Force or
>> Space
>>> Force (Yes thats actually real now).
>>> Would I select the lowly reliable as heck eLORAN at sub $100 M/year to
>>> operate. Or the glorious space based proposals in $B region. Never mind
>>> that at least 3 countries now have demonstrated killer satellites.
>>> Sorry for that editorial.
>>> Regards
>>> Paul
>>> WB8TSL
>>> 
>>> On Wed, Aug 5, 2020 at 11:04 AM Magnus Danielson <magnus at rubidium.se>
>> wrote:
>>> 
>>>> Hi,
>>>> 
>>>> Do you know that they would do test with two actual transmitter sites?
>>>> 
>>>> Cheers,
>>>> Magnus
>>>> 
>>>> On 2020-08-05 16:00, paul swed wrote:
>>>>> Hello to fellow time nuts.
>>>>> Warm up those old Austrons. eLORAN out of New Jersey has been on the
>> air
>>>>> intermittently prior to a test run next week. Due to the storm they
>> have
>>>>> lost power and should have it back today or tomorrow.
>>>>> The intention will be on the air operation till the 20th. That's a long
>>>>> run. Nice.
>>>>> Seems the Austron 2100s can be had for reasonable money these days
>> also.
>>>>> Enjoy.
>>>>> Paul
>>>>> WB8TSL
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