PPRuNe Forums - View Single Post - AF447 wreckage found

30th May 2011, 08:26

#984 (permalink)

astonmartin

Join Date: Jan 2008

Location: Netherlands

Age: 58

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AOA

Guess what: The A330 has been retrofitted with a' backup speed scale' (BUSS) in case all three ADC's fail. The BUSS provides a coarse speed reference, based on AOA.