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Spool-up sound spectacular - Boeing 777
The 77W is equipped with the GE90115B of General Electric, which is so far the most powerful civilian jet engine with 519 kN thrust. In my opinion the best engine spoolup sound of all airplanes! What do you think?
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![MUST HEAR!!! Boeing 707 Takeoff: Four JT3D turbofan engines giving their best & loudest! [AirClips]](https://i.ytimg.com/vi/EI3owgIj6zs/mqdefault.jpg)
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