[App_rpt-users] Jackson Labs GPS Device and RTCM

[Stacy]

You could just make your own:

http://www.extremetech.com/extreme/98063-how-to-build-your-own-gps-receiver

-Stacy


On 10/08/2015 01:34 PM, Sam Nabkey wrote:
>
> http://g.factoryoutletstore.com/cat/18980/Automotive-GPS-Accessories.html
>
> I've seen these work well.  Cheaper at other sources.   No 10mhz but
> does 1pps.  Ymmv..
>
> Sam
>
> On Oct 8, 2015 10:35, "Frederick Bray" <fwbray at mminternet.com
> <mailto:fwbray at mminternet.com>> wrote:
>
>     I am thinking of acquiring a couple of the Jackson Labs M12M
>     replacement receivers to use with my RTCM units.  It appears that
>     they might greatly simplify the process obtaining a GPS derived 1
>     PPS signal, especially for temporary / portable repeaters that
>     require voting receivers.  They are currently available for under
>     $200 per unit, shipped.
>
>     http://www.jackson-labs.com/assets/uploads/main/M12M_replacement_Specsheet.pdf
>
>     http://www.jackson-labs.com/assets/uploads/main/M12M_replacement_UserManual.pdf
>
>     These were designed as a retrofit for a specific earlier GPS
>     receiver but they appear to be potentially useful to supply at
>     least the 1 PPS signal required by the RTCM.  They might also act
>     as a frequency standard for simulcast, although they may not have
>     the oscillator required to provide a stable frequency source in
>     the event of loss of GPS signal.
>
>     Does it appear that these units would work? Has anyone
>     experimented with this or similar units with the RTCM?
>
>     Thanks.
>
>     KE6CD
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