AGM POWER SYSTEMS
Noise Level Comparison Chart

SOUND

NOISE LEVEL (dBA)

EFFECT

Boom Cars

140

 

Jet Engines (Near)

140

 

Shotgun Firing

130

 

JET TAKEOFF (100-200 Fl.)

130

 

Rock Concerts (Varies)

110-140

Threshold of pain (125 dB)

Oxygen Torch

121

 

Discotheque/Boom Box

120

Threshold of sensation (120 dB)

Thunderclap (Near)

120

 

Stereos (Over 100 Watts)

110-125

Symphony Orchestra

110

Regular exposure of more than 1 minute risks permanent hearing loss (over 100 dB)

Power Saw (Chain Saw)

110

Jackhammer

110

Snowmobile

105

 

Jet Fly-over (1000 Ft.)

103

 

Electric Furnace Area

100

No more than 15 minutes of unprotected exposure recommended (90-100 dB)

Garbage Truck/Cement Mixer

100

Farm Tractor

98

Newspaper Press

97

 

Subway, Motorcycle (25 Ft)

88

Very annoying

Lawnmower Food Blender

85-90

Level at which hearing damage (8 hrs.) begins (85dB)

Recreational Vehicles, TV

70-90

 

Diesel Truck (40 Mph, 50 Ft.)

84

 

Average City Traffic Noise

80

Annoying; interferes with conversation; constant exposure may cause damage

Garbage Disposal

80

Washing Machine

78

 

Dishwasher

75

 

Vacuum Cleaner

70

Intrusive; interferes with telephone conversation

Hair Dryer

70

Normal Conversation

50-65

 

Quiet Office

50-60

Comfortable (under 60 dB)

Refrigerator Humming

40

 

Whisper

30

Very quiet

Broadcasting Studio

30

 

Rustling Leaves

20

Just audible

Normal Breathing

10

 

 

0

Threshold of normal hearing (1000-4000 Hz)