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120
There is a few generators that will produce less than 60 decibels. That is about the same decibels as background music. These are good to use if you live in an apartment or have very close neighbors.
130 decibels: jackhammer, power drill, air raid
10
23
70-100 decibels
120
The iPhone can produce a maximum of 100 to 115 decibels.
64 watts = 18.1 decibels. If by 'set' you mean you have two 64 watt speakers then they will create 36.2 decibels.
There is a few generators that will produce less than 60 decibels. That is about the same decibels as background music. These are good to use if you live in an apartment or have very close neighbors.
20 decibels
207 decibels.
It all depends on the dimensions of the orifices circumference of the bell, multiply the radius times 2 divided by pie times the speed of sound divided by 20 decibels equals.
20 to 50 decibels (dB).
85 decibels maximum.
in what
That depends only on the distance where you are hearing the Big Ben and where you are measuring it. Don't come to close.