PPRuNe Forums - View Single Post - please explain this one

21st Feb 2013, 12:24

#14 (permalink)

UV

Join Date: Oct 2001

Location: Essex

Posts: 653

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Quote:

the HI is a gyro instrument and will drift off by 15 degrees per hour, give or take.

Not if the Latitude nut is set correctly (which it should be).

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