Neper

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf gptkb:Metric
gptkbp:1_neper_equals 1 natural logarithmic unit
gptkbp:category logarithmic units
gptkbp:conversion_to_bel 1 Np = 0.8685889638 B
gptkbp:conversion_to_decibel 1 Np = 8.685889638 dB
gptkbp:dimensions dimensionless
https://www.w3.org/2000/01/rdf-schema#label Neper
gptkbp:introduced 1937
gptkbp:logarithm_base e
gptkbp:namedAfter gptkb:John_Napier
gptkbp:relatedTo decibel
gptkbp:SI_accepted_unit yes
gptkbp:symbol Np
gptkbp:used_in acoustics
control theory
electronics
telecommunications
gptkbp:used_to_express amplitude ratio
power ratio
gptkbp:usedFor expressing ratios of measurements
logarithmic ratio
gptkbp:bfsParent gptkb:Renenutet
gptkbp:bfsLayer 6