PPRuNe Forums - View Single Post - LHR approach; muffled audio?

1st Sep 2017, 13:41

#13 (permalink)

le Pingouin

Join Date: May 2009

Location: YMML

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The 787s of certain operators have a characteristic high pitched background hum - not enough to affect comms but distinctive enough that I know it's a 787 calling just from the sound. Somewhat reminiscent of Thunderbird 2

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