Convert Logarithm of a ratio Units
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decibel (power)
Symbol:
dB (power)
Category:
Logarithm of a ratio
SI Equivalent:
1 dB
Dimension
:
nil (log)
System:
SI
Notes
The decibel is a unit for expressing the ratio between two amounts of acoustic
power
. It is defined as 10·log
10
P
1
/P
2
.
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Convert
dB (power)
1
dB (power)
=
Logarithm of a ratio
Symbol
Unit Name
0.1
B (power)
bel (power)
0.2
B (voltage)
bel (voltage)
2
dB (voltage)
decibel (voltage)
0.230259
N
P
neper
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a Palm version of this unit conversion calculator!
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