[geeks] GPS on planes

[Hugh Saunders]

On Sun, Jul 27, 2003 at 09:38:16AM +1000, Scott Howard wrote:
> On Sat, Jul 26, 2003 at 11:30:12PM +0300, Geoffrey S. Mendelson wrote:
> > The problem with using GPS on an airplane is that the pilots also use
> > GPS. Your handheld receiver is very likely to prevent theirs from working.
> 
> Commercial airlines do NOT use GPS for navigation.  End of story.
thats incorrect.

Im afraid i have no reference to quote but i was speaking to a friend of
mine who flies 757s for BA and they have to manually input the waypoints
for their route before each flight [i believe this process is automated
in the 777] The gps may not be the primary instrument of navigation but
it is definately there and used.

-- 
hugh