[time-nuts] GPS from a window seat
stijena at tapko.de
Fri Oct 2 05:53:38 UTC 2009
In fact, I think those limitations come from DoD.....
(to insure GPS cannot be used for some home made missile)
At 21:27 1.10.2009, you wrote:
> > 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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