This sound effect can be found on Freesound.org. It was created by Freesound user "TheRandomSoundByte2637" on Nov. 8, 2021 via Audacity. It sounds like a propeller seaplane flying in the sky.
Clean, Full Length and Unedited Link to the Sound Effect
YouTube (extended to 75 minutes) (sound source when the seaplane propeller speed reaches 2250 RPM)
Used In
TV Shows
Movies
Video Games
Commercials
Trailers
Image Gallery
Audio Samples
(download)