PPRuNe Forums - View Single Post - AF447 final crew conversation - Thread No. 1
Old 24th Jan 2012, 11:06
  #1136 (permalink)  
Join Date: Jul 2009
Location: France - mostly
Age: 80
Posts: 1,689
Originally Posted by BOAC
HN39 - if I read you correctly there, the BUSS is 'deducing' AoA from inertial GS/FPA and attitude?
No, according to Joelle Barthe's description, the Back-up Speed Scale indication "is based on angle of attack (AOA) sensor information".
Originally Posted by Mac the Knife
Something like "GPS Speed 60kts" would be fairly attention getting....
Ground speed was 380 kts at the stall, 200 kts when stall warning was first lost, and never went below 100 kts.
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