GB/T 7341.4-1998Audiometers. Part 4: Equipment for extended high-frequency audiometry (English PDF)
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Issued by
State Quality and Technical Supervision
Level / Type
National · Recommended
Issue date
May 8, 1998
Implementation date
December 1, 1998
Scope
GB/T 7341.4-1998 (Audiometers. Part 4: Equipment for extended high-frequency audiometry) is available as an English-translated PDF.
GB/T 7341.4-1998 — Audiometers. Part 4: Equipment for extended high-frequency audiometry
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Document preview — GB/T 7341.4-1998
National Standard of the People's Republic of China
- ICS
- 17.140.01
- Classification
- A 59
- Replacing
- GB 7341-1987
Issued by: State Quality and Technical Supervision
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the requirements for audiometric equipment. The purpose of this standard is to ensure compliance with this standard using different types of devices in a given person on extended high-frequency audiometry ear, should give the same result.
Document data
International classification (ICS): 17.140.01.
Chinese classification (CCS): A59.
Estimated length of the Chinese original: 7,795 words.
Adopted international standard: IEC 60645-4-1994, IDT.
Supersedes the earlier edition GB 7341-1987.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.
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Related Standards
GB/T 7341.1-2010 — Electroacoustics -- Audiological equipment -- Part 1: Pure-tone audiometers
GB/T 7341.2-1998 — Audiometers. Part 2: Equipment for speech audiometry
GB/T 7341.5-2018 — Electroacoustics -- Audiometric equipment -- Part 5: Instruments for the measurement of aural acoustic impedance/admittance
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GB/T 7341.4-1998
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