[time-nuts] GPS World Article on PRN-32

Thomas A. Frank ka2cdk at cox.net
Thu Mar 13 08:38:41 EDT 2008


>> I checked my Tom-Tom One XL today, and #32 showed up on the satellite
>> screen, although it's signal strength bar was "grayed out", even
>> though the signal strength was higher than most of the other  
>> satellites.
>>
>> I'm guessing that this means the GPS was seeing #32 as unhealthy, or
>> was otherwise not using it.
>
> It is the local receiver that does not track it particularly well,  
> can be
> reception problems. My TomTom GO 920T tracks it perfectly.
>
> Be sure to use an external antenna when using the TomTom in the  
> car, everyone
> should be doing that. Much better skyview that way, which improves  
> precission.
>


Hi Magnus;

It isn't a reception problem, as the signal strength bar for 32 is at  
full height.  Just grayed out.

It simply isn't using the satellite for some reason.

I'll let the battery die (and hopefully lose the ephemera data) and  
restart and see what happens.

Tom Frank, KA2CDK





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