Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

Machine Design

How-to, in-depth technical articles for machine design engineers

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?

more free magazines
 
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┬Ělog10P1/P2.
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) 
dB (voltage)  decibel (voltage) 
0.230259  NP  neper 
Glossary