Used wisely, your new sound equipment will provide a lifetime of fun
and enjoyment. Since hearing damage from loud noise is often
undetectable until it is too late.
Steren recommend you avoid prolonged exposure to excessive noise.
This list of sound levels is included for your protection.
The following noises can be dangerous under constant exposure:
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90
Subway, motorcycle, lawn mower
100
Pneumatic drill, garbage truck
120
Rock band concert in front of speakers, thunderclap
140
Gunshot blast, jet plane
180
Rocket launching pad
Level (Decibels)
Example
30
Quiet library, soft whispers
40
Living room, refrigerator, bedroom
50
Light traffic, normal conversation, quiet office
60
Air conditioner at 20ft, sewing machine
70
Vacuum cleaner, hair dryer, noisy restaurant
80
Average city traffic, alarm clock at two feet
