单词 | neper |
释义 | neper A unit used to express a ratio of powers, currents, etc., used especially in telecommunications to denote the attenuation of an amplitude A1 to an amplitude A2 as N nepers, where N = ln(A2/A1). 1 neper = 8.686 decibels. The unit is named after John Napier (1550–1617), the inventor of natural logarithms |
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