(de’ci’bel) A unit of measurement used to express relative difference in power or intensity, usually between two acoustic or electric signals, equal to ten times the common logarithm (an exponent used in mathematical calculations to depict the perceived levels) of the ratio of the two levels. [Adapted from The American Heritage Dictionary ]
Decibel
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Vangie Beal
Vangie Beal is a freelance business and technology writer covering Internet technologies and online business since the late '90s.
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