Are Jets Louder in Movies than in Real Life?
Are Jets Louder in Movies than in Real Life?
The misconception that jets are louder in movies than in real life has been widely perpetuated, but the truth is quite different. While it may seem that way due to the movie sound effects, the reality is that jets can be significantly louder in real life, often reaching levels that can damage hearing if precautions are not taken.
The Science Behind Jet Noise
Jet engines generate powerful noise, with the average fighter jet emitting a sound level of between 120 to 140 decibels. This is comparable to being near a rock concert. The F-22 Raptor, a supersonic stealth fighter, was recorded at 146 decibels. For perspective, permanent and immediate hearing loss occurs at 180 decibels, which is far beyond the noise level of most aircraft.
Comparing Movies and Reality
Movies and home theater systems are calibrated to maintain a consistent volume level, usually around 94 decibels with some scenes reaching 100 decibels. In contrast, real-life jets can produce noise levels well beyond these figures. The loudest jets one might encounter, such as the Panavia Tornado and the MiG-21, can exceed the noise limits that are considered safe for human hearing.
Personal Experience and Ear Protection
After over ten years of service with aircraft, even with proper protective equipment, my hearing was still damaged. This experience underscores the importance of using ear protection in proximity to jet aircraft. For everyday caution, earplugs are recommended. For children, using child-sized ear muffs might be more effective and convenient.
Conclusion
While the sound effects in movies might seem loud, real-life jet noise can be much more intense. It's crucial to be aware of the potential dangers and take necessary precautions to avoid hearing loss. Whether at an airshow or in everyday life near aircraft, always consider the use of hearing protection.
Key Takeaways:
Jets in real life are much louder than in movies. Real-life jet noise can exceed safe human hearing limits. Hearing protection is essential when around jets.