Safe Sound Levels - Insignia NS-R5111 Guia Del Usuario

NS-R5111 Arm Band Radio

Safe sound levels*

To establish a safe sound level:
•
•
•
Level Example
30
40
50
60
70
80
The following noise levels can be dangerous with constant
exposure:
90
100
120
140
180
*Information courtesy of the Deafness Research Foundation.
Start with the volume control at a low setting.
Slowly increase the sound until you can hear it comfortably
and clearly, without distortion.
Avoid prolonged exposure to excessive noise.
Quiet Library, soft whispers
Living room, refrigerator, bedroom away from
traffic
Light traffic, normal conversation, quiet office
Air conditioner at 20 feet, sewing machine
Vacuum cleaner, hair dryer, noisy restaurant
Average city traffic, garbage disposals, alarm clock at
two feet
Subway, motorcycle, truck traffic, lawn mower
Garbage truck, chain saw, pneumatic drill
Rock band concert in front of speakers,
thunderclap
Gunshot blast, jet engine
Rocket launching pad
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