[time-nuts] Jupiter GPS Question

[Peter Vince]

Thanks Bjorn - I was afraid of that!

     TTFN,

           Peter


2009/12/2  <bg at lysator.liu.se>:
> SBAS (WAAS/EGNOS/etc) use L1 carrier frequency and "compatible" PRN codes,
> but the datamessage goes at a higher rate (200bps (?)) than the normal GPS
> which uses 50 bits per second. This means that most receiver will have
> added dedicated/modified hardware for SBAS signals reception.
>
> --
>
>   Björn
>
>> Talking of which, I have been wondering if our beloved Thunderbolts
>> could handle WAAS/EGNOS.  I can't see any way to configure the current
>> software - doubtless an upgrade would be required, but does the
>> hardware have the capability? Does anybody have any thoughts?
>>
>>      TTFN,
>>
>>            Peter
>>
>>
>> 2009/12/1 Magnus Danielson <magnus at rubidium.dyndns.org>:
>>> David Pritchard wrote:
>>>>
>>>> Hi,
>>>>
>>>> I am trying to add DGPS capability to an older Rockwell Jupiter GPS
>>>> module. I have a known good DGPS receiver and have tried to interface
>>>> it to
>>>> the Jupiter via Serial Port 2 (pin #15). So far, I have had no luck
>>>> making
>>>> it work. I'm wondering whether I need to "tell" the Jupiter that I have
>>>> a
>>>> DGPS unit attached, using the binary commands (which I have no clue how
>>>> to
>>>> do since I normally use the NMEA mode). Any help would be greatly
>>>> appreciated.
>>>
>>> You should have this document in your hands anyway:
>>> http://gpsd.berlios.de/vendor-docs/jupiter/MN002000A_JupiterReceiver_DesignerGuide_print.pdf
>>>
>>> Digital protocol, DGPS... well most things.
>>>
>>> Cheers,
>>> Magnus
>>>
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>
>
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