Beats Electronics solo - Page 5

3
SOUND NOISE LEVEL
(dB)
EFFECT
Whisper 30 Very quiet
Quiet Ofce 50-60 Comfortable hearing levels
are under60dB
Vacuum Cleaner,
Hair Dryer
70 Intrusive; interferes with
telephone conversations
Food Blender 85-90 85dB is the level at which hearing
damage (8 hrs.) begins
Garbage Truck,
Cement Mixer
100 No more than 15 minutes
of unprotected exposure
recommended for sounds between
90-100dB
Power Saw,
Drill/Jackhammer
110 Regular exposure to sound over
100dB of more than 1minute risks
permanent hearing loss
Rock Concert (varies) 110 -14 0 Threshold of pain begins
around 125dB
* Chart information from http://www.nidcd.nih.gov/health/education/teachers/pages/common_sounds.aspx
English
This decibel (dB) table compares some common sounds and shows how they
rank in potential harm to hearing.