Deafening

http://www.industrialacoustics.com/ACOUPWLTAB.htm

Noise Control Reference Handbook

Sound Power Level of Typical Sources

>From the IAC Noise Control Reference Handbook, 1989 Edition by Martin
Hirschorn.

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Source Sound Power, Lw, dB
Watts re 10^-12
Watts

Saturn rocket 100,000,000 200

After burning jet engine 100,000 170

Centrifugal fan at 500,000 cfm
(849,000 cu m/hr) 100 140

75 piece orchestra or
Vane axial fan at 100,000 cfm
(169,900 cu m/hr) 10 130

Large chipping hammer 1 120

Blaring radio or
Centrifugal fan at 13,000 cfm
(22,087 cu m/hr) 0.1 110

Auto on highway 0.01 100

Food blenders-upper range 0.001 90

Dishwashers-upper range 0.0001 80

Voice-conversational level 0.00001 70

Quiet-Duct silencer, self-noise
at +1000 fpm 0.00000001 40

Voice-very soft whisper 0.000000001 30

Quietest audible sound for persons with
excellent hearing 0.000000000001 0
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