Sound pressure level, denoted Lp and measured in dB, is defined by ... up to 55
dB, B-weighting applies to sound pressures levels between 55 dB and 85 dB, ...
Decibel (Loudness) Comparison Chart. Here are some interesting numbers,
collected from a variety of sources, that help one to understand the volume levels
Decibel Exposure Time Guidelines ... see the tabs at the bottom of the page to
find sound levels for settings occupational, non-occupational, military, aircraft, etc
Decibel Levels of Common Sounds. Sound intensities are typically measured in
decibels (dB). A decibel is defined as 10 times the logarithm of the power ratio ...
Noise Source, Decibel Level, comment ... Turbo-fan aircraft at takeoff power at
200 ft (118 dB). Riveting machine (110 dB); live rock music (108 - 114 dB).
Noise Source. Decibel Level. Decibel Effect. Jet take-off (at 25 meters). 150.
Eardrum rupture. Aircraft carrier deck. 140. Military jet aircraft take-off from aircraft
Environmental Noise. weakest sound heard, 0 dB. normal conversation at 3-5 ft,
60-70 dB. dial tone of telephone, 80 dB. city traffic inside car, 85 dB. 1983 OSHA
The following decibel levels of common noise sources are typical, but will vary.
Noise levels above 140dBA can cause damage to hearing after just one ...
Nov 14, 2014 ... Following is a table of the decibel level of a number of sounds.Noise levels Noise
Average decibels (dB)Leaves rustling, soft music, ...