[quote=Raineh Daze] No, are the one making a mistake. This means that there's a 2 foot area around his body making this sound. This sound will drop off over distance, however, please see the following image: [/quote] I researched into jet engines and found that a turbofan that all big jet airplanes use is way more powerful than a fighter jet in terms of thrusting power, that video is was a bad example. Once again there is a barrier keeping the sound from making everyone go depth, so thanks a lot for making someone leave.