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Old 19th Apr 2019, 23:33
  #50 (permalink)  
Join Date: Mar 2005
Location: Poplar Grove, IL, USA
Age: 53
Posts: 837
Originally Posted by SplineDrive View Post
The 4 bladed X-2 rotors will have less-than-epic, but still incredibly high levels of vibratory hub loads.
They certainly can, but we were balancing the X2 using conventional techniques. Then vibes were cleaned up with AVC. The predominant harmonics are not exactly as you say but not sure if that info was published.
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