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Thread: B737 groundspeed source for nav displays?
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Old 21st March 2008 | 17:44
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TolTol
 
Joined: Mar 2005
Posts: 218
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From: The Block
Where does the FMC get the ground speed from? The ADIRU's. So my guess is that the ADIRU's supply the GS to the left and right DEU's which then display it on the NAV screen, this is NG talk of course. I'm probably wrong though!
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