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IEC 60651:1979 ED1

Sound level meters IEC 60651:1979 ED1

Publication date:   Jan 1, 1979

General information

99.60 Withdrawal effective   Apr 17, 2003

IEC

TC 29

International Standard

17.140.50   Electroacoustics

Buying

Replaced

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Scope

Deals with sound level meters of four degrees of precision, designated Types 0, 1, 2 and 3. Specifies the following characteristics: directional characteristics, frequency weighting characteristics, time-weighting, detector and indicator characteristics, sensitivity to various environments. Establishes electrical and acoustical tests to verify compliance with characteristics specified and describes the method for absolute sensitivity calibration. This standard supersedes IEC 60123 and IEC 60179.

Life cycle

PREVIOUSLY

WITHDRAWN
IEC 60179:1973 ED2

WITHDRAWN
IEC 60123:1961 ED1

NOW

WITHDRAWN
IEC 60651:1979 ED1
99.60 Withdrawal effective
Apr 17, 2003

CORRIGENDA / AMENDMENTS

WITHDRAWN
IEC 60651:1979/AMD1:1993 ED1

WITHDRAWN
IEC 60651:1979/AMD2:2000 ED1

REVISED BY

WITHDRAWN
IEC 61672-1:2002 ED1

WITHDRAWN
IEC 61672-2:2003 ED1