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To calculate the number of decibels that power-level-'A' is greater than power-level-'B',
-- Divide 'A' by 'B'
-- Take the 'log' of the quotient
-- Multiply the 'log' by 10 .
If the result is negative, then 'A' is that many decibels lower than 'B'.
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∙ 13y ago
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Which is sound measured by watts meters amps or decibels?
Decibels
How many decibels is quiet conversation?
20 to 50 decibels (dB).
What is the normal decibel of a human voice?
The decibel level for standard human voices is around 60 decibels, which is also the level for singing birds. Hearing loss occurs at around 110 decibels with painful hearing loss occurring at 130 decibels.
How loud is 109 decibels?
109 decibles
Loudness is measured in decibels were the threshold of pain 120 decibels What does this mean?
That means, a higher sound pressure let you ears ache. You can become deaf.
Why is the abbreviation for decibels dB?
DeciBels
Does voltage current or power affect volume in a speaker?
Power (Watts)/ Decibels (if the speaker is efficient) 2 Watts = 93 decibels 4 Watts = 96 decibels 8 Watts = 99 decibels 16 Watts = 102 decibels 32 Watts = 105 decibels 64 Watts = 108 decibels 128 Watts = 111 decibels 256 Watts = 114 decibels 512 Watts= 117 decibels 1024 Watts = 120 decibels Some Volumes to Compare 10 decibels = normal human breathing 60 decibels = normal human conversation 110 decibels = power saw, car horn, shouting in ear, 120 decibels = jet aircraft close by, emergency vehicle siren, rock concert
What do decibels change in?
do decibels change to wavelength
How many decibels is a whisper?
20 decibels
How many decibels is a pigs squeal?
207 decibels.
Decibels are a measuremeant of what?
Decibels are a measurement of the loudness of sound.
What is the symbol for decibels?
The usual symbol for decibels is dB.
Which is sound measured by watts meters amps or decibels?
Decibels
When was Stands for Decibels created?
Stands for Decibels was created in 1980.
What is the abbreviation used for decibels?
The abbrevation used for decibels is dB.
How many decibels does a cough produce?
70-100 decibels
What is a machine that measures decibels?
An SPLOIUYTR machine measures decibels.
