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Old Dec 30, 2019 | 6:05 am
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Originally Posted by TTmex
I'm sure someone can answer. What is the higher pitched sound on the 787 just after engines reach take off power? It is almost like a high pitched whining noise and lasts until a few mins after takeoff. Not heard it on other planes.
Previous posters (see here, for example) have also noted the whine on BAs 787s, which seems to be most prominent in the cabin area behind door 2.

If you're sensitive to this type of noise, it can really do your head in after a while.
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