The audio begins with the distant, low thrum of a powerful engine, gradually growing louder and more forceful. This is the sound of an F-15, a military-grade supersonic fighter jet, preparing for takeoff. The noise intensifies, the jet's engines roaring with an unmatched power that sends a shudder through the listener's body. Suddenly, the sound changes, becoming a high-pitched whine as the plane launches itself down the runway. The listener can almost imagine the plane vibrating with anticipation as it rushes along, the force of its engines propelling it forward at an incredible speed. The whine of the engines reaches a crescendo, and then there's a moment of relative silence - the brief moment when the plane is in the air but not yet flying. And then, with a rush of wind and a final, triumphant roar of its engines, the F-15 is airborne. The sound of its flight fades gradually into the background, leaving an echo