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Old 08-18-2021, 06:09 AM
BOHICA BOHICA is offline
Join Date: Oct 2020
Location: Austin
Posts: 53

Originally Posted by StressedOut View Post
I have read (with no supporting proof, to be fair) that the 3-bladed prop mated with the EXP engine is considerably smoother. Can anyone with actual experience with either the MT or Hartzell version chime in on this issue?
I would expect 3 to be quieter/smoother than a 2. Comes down to frequency of the air pushed by the prop. Three puffs of air vs two puffs of air per rotation is one way to look at it. My electrical engineering brain looks at it as a full vs half-wave rectifier.

Hartzell has an article.
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