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분야 | TC 29 : Electroacoustics |
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적용범위 | IEC 61672-2:2013 provides details of the tests necessary to verify conformance to all mandatory specifications given in IEC 61672-1 for time-weighting 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 necessary. Tests and test methods are applicable to class 1 and class 2 sound level meters. The aim is to ensure that all laboratories use consistent methods to perform pattern-evaluation tests. This second edition cancels and replaces the first edition published in 2003. This second edition constitutes a technical revision, the main technical changes with regard to the previous edition concern conformance to specifications which is now demonstrated when measured deviations from design goals do not exceed the applicable acceptance limits, and when the uncertainty of measurement does not exceed the corresponding maximum permitted uncertainty, with both uncertainties determined for a coverage probability of 95 %. In this document, references to IEC 61672-1, IEC 61672-2, and IEC 61672-3 refer to the second editions unless stated otherwise. Procedures for the pattern-evaluation testing of sound level meters designed to conform to the specifications of IEC 61672-1:2002 were given in IEC 61672-2:2003. This consolidated version consists of the second edition (2013) and its amendment 1 (2017). Therefore, no need to order amendment in addition to this publication. |
국제분류(ICS)코드 | 17.140.50 : 전자 음향 |
페이지수 | 160 |
Edition | 2.1 |
No. | 표준번호 | 표준명 | 발행일 | 상태 |
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1 | IEC 61672-2:2013+AMD1:2017 CSV | Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests | 2017-04-04 | 표준 |
2 | IEC 61672-2:2013/AMD1:2017 | Amendment 1 - Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests | 2017-04-04 | 표준 |
3 | IEC 61672-2:2013 | Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests | 2013-09-30 | 표준 |
4 | IEC 61672-2:2003 | Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests | 2003-04-16 | 구판 |
IEC 61672-1:2013 - Electroacoustics - Sound level meters - Part 1: Specifications 상세보기
IEC 61672-2:2013 - Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests 상세보기
IEC 61672-3:2013 - Electroacoustics - Sound level meters - Part 3: Periodic tests 상세보기
IEC 61672-2:2013/AMD1:2017 - Amendment 1 - Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests 상세보기
IEC 61672-1:2013 - Electroacoustics - Sound level meters - Part 1: Specifications 상세보기
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IEC TR 60825-10:2002 - Safety of laser products - Part 10: Application guidelines and explanatory notes to IEC 60825-1 상세보기
IEC TR 60825-9:1999 - Safety of laser products - Part 9: Compilation of maximum permissible exposure to incoherent optical radiation 상세보기
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