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[-] traches@sh.itjust.works 8 points 1 year ago

All the time, the tip has to stay subsonic so they don’t spin that fast. 1021 RPM on an H-model herc for example.

[-] mykneedoesnthurt@kbin.social 3 points 1 year ago

the tip has to stay subsonic - that's what she said

[-] Empricorn@feddit.nl 1 points 1 year ago

Huh, interesting. It just seems like from a distance, while both it and the aircraft are moving fast, a visual determination of whether a propeller is there or not or not seems... difficult.

[-] traches@sh.itjust.works 4 points 1 year ago

Depends on distance, angle, and lighting but they’re definitely visible from another aircraft. (Source: former c-130 flight engineer)

this post was submitted on 15 Sep 2023
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