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NFC 03 003 : 2003

Superseded

Superseded

View Superseded by

LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - PART 3: LOGARITHMIC AND RELATED QUANTITIES, AND THEIR UNITS

Published date

01-12-2013

Superseded date

04-01-2007

Superseded by

NF EN 60027-3 : 2007

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Summarise this standard

AVANT-PROPOS
1 Domaine d'application
2 Références normatives
3 Grandeurs logarithmiques
4 Rapports logarithmiques de grandeurs de champ et de
  grandeurs de puissance
  4.1 Rapports logarithmiques de grandeurs de champ
  4.2 Rapports logarithmiques de grandeurs de puissance
  4.3 Niveaux
  4.4 Informations supplémentaires relatives aux rapports
      logarithmiques de grandeurs de champ et de grandeurs
      de puissance
5 Grandeurs logarithmiques de la théorie de l'information
6 Autres grandeurs logarithmiques
  6.1 Généralités
  6.2 Intervalle logarithmique de fréquence
7 Noms, symboles et définitions

This standard applies to logarithmic quantities and units. Quantities that can be expressed as the logarithm of a dimensionless quantity, such as the ration of two physical quantities of the same kind, can be regarded and treated in different ways. In many cases, differences in principle do not affect the practical treatment.

DevelopmentNote
Indice de classement: C03-003. PR NFC 03 003 May 2001. (05/2001) Supersedes UTEC 03 003 (09/2003)
DocumentType
Standard
PublisherName
Association Francaise de Normalisation
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
IEC 60027-3:2002 Identical

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