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Old 26th Jun 2020, 19:26
  #1420 (permalink)  
Check Airman
 
Join Date: Mar 2006
Location: USA
Posts: 1,848
Originally Posted by asdf1234 View Post
I will defer to a bus driver to address the specifics but I would have thought any standby instrument not powered by either of the main bus will have it's own memory which could be retrieved (subject to the unit surviving the abrupt end of the flight).
Some of the older planes have mechanical stby instruments. If this was one such plane, I doubt there's any means to record data.
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