PPRuNe Forums - View Single Post - P1 or P1/s for check flights
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Old 3rd November 2001 | 02:23
  #15 (permalink)  
BEagle
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Joined: May 1999
: ATP+Mil
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From: Quite near 'An aerodrome somewhere in England'
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PI u/s is used for successful tests, but not exclusively.
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