Originally Posted by
infrequentflyer789
....the fan blade tips are indeed "well supersonic".
You sure?
Not 'challenging' you at all, just wondering how that fits in with maximum efficiency in cruise.
And yes, I know the the Harvard (T-6, Texan) prop tips were supersonic most of the time (made them most distinguishable, noise-wise...) but I can't see how that would work on a large fan.
CJ