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IEC 60651:1979/AMD1:1993

[Superseded]

Amendment 1 - Sound level meters

Contains changes to the clauses of IEC 651 and a new appendix D with equations for design-goal frequency weightings.
Published: 21/09/1993
Pages: 15
Content history
Content history
[Superseded]
[Superseded]
[Superseded]

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