GB/T 6881.2-2002Acoustics - Determination of sound power levels of noise sources - Engineering methods for small, movable sources in reverberant field - Part 1: Comparison method for hard-walled test rooms (English PDF)
声学 声压法测定噪声源声功率级 混响场中小型可移动声源工程法 第1部分:硬壁测试室比较法
GB/T 6881.2 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 6881.2-2017 | Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for small movable sources in reverberant fields - Part 1: Comparison method for a hard-walled test room | Valid |
| GB/T 6881.2-2002 | Acoustics - Determination of sound power levels of noise sources - Engineering methods for small, movable sources in reverberant field - Part 1: Comparison method for hard-walled test rooms | Obsolete |
GB/T 6881.2-2002 is obsolete. It has been replaced by GB/T 6881.2-2017. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Level / Type
National · Recommended
Issue date
March 26, 2002
Implementation date
December 1, 2002
Scope
GB/T 6881.2-2002 is the English-translated version of 声学 声压法测定噪声源声功率级 混响场中小型可移动声源工程法 第1部分:硬壁测试室比较法.
GB/T 6881.2-2002 is the Chinese national standard "Acoustics - Determination of sound power levels of noise sources - Engineering methods for small, movable sources in reverberant field - Part 1: Comparison method for hard-walled test rooms".
It was issued on March 26, 2002 by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China and the Standardization Administration of China, and took effect on December 1, 2002. It is obsolete: it has been replaced by GB/T 6881.2-2017.
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Document preview — GB/T 6881.2-2002
National Standard of the People's Republic of China
Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; Standardization Administration of China.
Date of issue: 2002-03-26.
Date of implementation: 2002-12-01.
Status: obsolete, replaced by GB/T 6881.2-2017.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 4214.20-2025Test method for noise of household and similar electrical appliances — Part 20: Particular requirements for room air conditioners
- GB/T 4214.21-2025Test method for noise of household and similar electrical appliances — Part 21: Particular requirements for oral hygiene appliances
- GB/T 46044.2-2025Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for small, movable sources in reverberant fields - Part 2: Methods for special reverberation test rooms
- GB/T 9068-2025Determination of sound power levels of refrigeration and air-conditioning equipment - Sound pressure methods
- GB/T 30782-2024Food processing equipment - Motor-operated equipment - Dough and pastry brakes
- GB/T 30784-2024Food processing equipment - Motor-operated equipment - Planetary mixers
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Related Standards
GB/T 6881.3-2002 — Acoustics -- Determination of sound power levels of noise sources-using sound pressure -- Engineering methods for small, movable sources in reverberant fields -- Part 2: Methods for special reverberation test rooms
GB/T 6881.1-2002 — Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Precision methods for reverberation test rooms
GB/T 6881.2-2017 — Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Engineering methods for small movable sources in reverberant fields -- Part 1: Comparison method for a hard-walled test room
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GB/T 6881.2-2002
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