130 decibel
20 decibels
Standing next to a helicopter while the propellers are spinning is 110-115dB.
207 decibels.
70-100 decibels
in what
20 to 50 decibels (dB).
85 decibels maximum.
130 decibels -140 decibels close up maybe louder though
Roughly 150-160 decibels.
rdtrtr
50 phons (decibels) is equivalent to 2 sones.
•Sound can be measured in many ways such as decibels. There is a special machine which you can by that measures how many decibels something makes. A pin makes 10 decibels where as a loud persons or a stereo can make up to 80 decibels. Volume is measured in decibels. So Frequency is measured in hertz