[time-nuts] GPS from a window seat

bg at lysator.liu.se bg at lysator.liu.se
Thu Oct 1 19:27:46 UTC 2009

> Check the specs on your GPS...  many consumer GPS units will not work at
> airplane velocities/altitudes.   GPS manufacturers don't want you using a
> non aviation certified unit for airplane navigation  (plus they get big
> bucks for the aviation units).  

The limitations implemented is either 60kft or (sometimes both) 1k knots.
Both of these are out of reach for (current) commercial airliners. What
GPS receivers did you test that used stricter limitations?



PS a random link to the CoCom limitations



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