IEC 60651:1979/AMD1:1993

IEC 60651:1979/AMD1:1993

September 1993
International standard Cancelled

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.

Main informations

Collections

International IEC standards

Publication date

September 1993

Number of pages

15 p.

Reference

IEC 60651:1979/AMD1:1993

Print number

1
Sumary
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.
Standard replaced by (2)
IEC 61672-2:2003
April 2003
International standard Cancelled
Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests

Provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 61672-1:2002 for conventional sound level meters, integrating-averaging sound level meters and integrating sound level meters. Pattern evaluation tests apply for each channel of a multi-channel sound level meter, as appropriate. Tests and test methods are applicable to class 1 and class 2 sound level meters. The aim is to ensure that all testing laboratories use consistent methods to perform pattern evaluation tests.

IEC 61672-1:2002
May 2002
International standard Cancelled
Electroacoustics - Sound level meters - Part 1 : specifications

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