PPRuNe Forums - View Single Post - Mach-Number to Airspeed Conversion Above 65,000 Feet
Old 7th Feb 2011, 17:41
  #11 (permalink)  
Pugilistic Animus
 
Join Date: Dec 2006
Location: The No Transgression Zone
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the SR71...used a direct EAS indication for operations and many items such as spike position were in terms of EAS...

the POH has since been declassified...good stuff
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