What is the decibel level of a jet plane?

Answer The sound of a jet plane at takeoff (100 feet) is approximately 120 to 130 decibels (dB). The sound of the engine of a stationary jet is approximately 140 decibels (dB). Prolonged exposure to sound... Read More »

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What is the decibel level of a smoke detector?

Smoke detectors, which intentionally are very loud so they'll be able to wake up a sleeping occupant in the event of a fire, generally are 85 decibels loud. Louder smoke detectors--along with ones ... Read More »

What decibel level is double hearing protection required?

How to Calculate the Decibel Level?

The decibel level is a measure of sound intensity in reference to the minimum audible human sound. The higher the decibel level of a sound is, the louder it is. A sound that is 0 decibels is just b... Read More »

How to Calculate Decibel Level Distances?

Decibel levels of everyday noises are easy to gauge once you know a few simple guidelines. Decibel levels vary according to how close you are to an object making noise. According to the Children's ... Read More »