The audio begins with the ambient sounds of an outdoor setting, the distant hum of nature subtly stirring in the background. Suddenly, the tranquility is broken by the powerful roar of an aircraft engine. The sound is expertly designed using FM synthesis, a technical method for creating and altering sounds in digital audio production. Using an operator, a type of instrument used in Ableton Live software, the audio engineer mimics the complex layers of an airplane's sound accurately. The aircraft's engine grows louder, giving the listener a sense of speed and altitude as if they were on the plane themselves. There are nuanced fluctuations in the engine's hum, signifying the changes in the aircraft's speed and direction. These changes are expertly crafted using sound-design techniques, adding an element of realism to the audio. As the aircraft continues its flight, the outdoor sounds begin to fade into the background, replaced by the dominant drone of the aircraft. The sounds of the a