###### Asked in Math and ArithmeticAcronyms & Abbreviations

Math and Arithmetic

Acronyms & Abbreviations

# What is the abbreviation for decibels?

## Answer

###### Wiki User

###### May 10, 2009 7:58PM

dB

## Related Questions

###### Asked in Science, Electrical Engineering, Technology

### 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

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### How loud are decibels?

Decibels are simply a measure of loudness. The loudness of any
sound - loud or not so loud - can be expressed in decibels.
Decibels are simply a measure of loudness. The loudness of any
sound - loud or not so loud - can be expressed in decibels.
Decibels are simply a measure of loudness. The loudness of any
sound - loud or not so loud - can be expressed in decibels.
Decibels are simply a measure of loudness. The loudness of any
sound - loud or not so loud - can be expressed in decibels.