Definition, Meaning & Synonyms

neper

noun
/ˈniːpər/
Definition
A unit of measurement for ratios, used in engineering and telecommunications to express gains and losses in terms of a logarithmic scale.
Examples
  • The signal-to-noise ratio was measured in nepers to understand the effectiveness of the transmission.
  • In acoustics, the gain of a loudspeaker was given as 3 nepers.
Meaning
Neper is typically used to quantify levels of sound intensity or power levels in electronics, often related to decibels.
Synonyms
  • logarithmic ratio
  • decibel (though not a direct synonym, it relates to the same field)