Generator Noise Levels

How Loud is the Mighty Atom

The Champion Mighty Atom Generator has run sound level at only 58 dBA which means a very quiet operating level. Take a look at the tables below to give you an idea of the approximate measurement in comparison to other daily noise levels.

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Sound Levels Chart



Pneumatic drill



Noisy factory



Inside underground train



Inside bus



Average traffic on main road (at kerb)



Normal Conversation (at 1m)



Typical business office



Living room in suburban area






Bedroom at night



Insulated broadcasting studio



Threshold of hearing

0 dB



Note: A 10 dB increase represents a doubling in loudness to the ear.

As you can see the Mighty Atom Portable Generator outputs roughly the same volume as any normal situation we find ourselves in each day.

More Sound Info

190 dBA

Heavy weapons, 10 m behind the weapon (maximum level)

180 dBA

Toy pistol fired close to ear (maximum level)

170 dBA

Slap on the ear, fire cracker explodes on shoulder, small arms at a distance of 50 cm (maximum level)

160 dBA

Hammer stroke on brass tubing or steel plate at 1 m distance, airbag deployment very close at a distance of 30 cm (maximum level)

150 dBA

Hammer stroke in a smithy at 5 m distance (maximum level)

130 dBA

Loud hand clapping at 1 m distance (maximum level)

120 dBA

Whistle at 1 m distance, test run of a jet at 15 m distance

Threshold of pain, above this hearing damage is possible.

115 dBA

Take-off sound of planes at 10 m distance

110 dBA

Siren at 10 m distance, frequent sound level in discotheques and close to loudspeakers at rock concerts, violin close to the ear of an orchestra musicians (maximum level)

105 dBA

Chain saw at 1 m distance, banging car door at 1 m distance (maximum level), racing car at 40 m distance, possible level with music head phones

100 dBA

Frequent level with music via head phones, jack hammer at 10 m distance

95 dBA

Loud crying, hand circular saw at 1 m distance

90 dBA

Petrol Lawnmower

85 dBA

2-stroke chain-saw at 10 m distance, loud WC flush at 1 m distance

80 dBA

Very loud traffic noise of passing lorries at 7.5 m distance, high traffic on an expressway at 25 m distance

75 dBA

Passing car at 7.5 m distance, un-silenced wood shredder at 10 m distance

70 dBA

Level close to a main road by day, quiet hair dryer at 1 m distance to ear

65 dBA

Normal Conversation

60 dBA

55 dBA

Low volume of radio or TV at 1 m distance, noisy vacuum cleaner at 10 m distance

50 dBA

Refrigerator at 1 m distance, bird twitter outside at 15 m distance

45 dBA

Noise of normal living; talking, or radio in the background

35 dBA

Very quiet room fan at low speed at 1 m distance

25 dBA

Sound of breathing at 1 m distance

0 dBA

Auditory threshold

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