ObsoleteGo to latest versionGB/T 25102.1-2010

GB/T 6658-1986Measurement of electroacoustical characteristics of hearing aids with induction pick-up coil input (English PDF)

具有感应拾音线圈输入的助听器电声特性的测量方法

GB/T 6658 | Evolution and historical versions

Std ID	Title	Status
GB/T 25102.1-2010	Electroacoustics - Hearing aids - Part 1：Hearing aids with induction pick-up coil input	Valid
GB/T 6658-1986	Measurement of electroacoustical characteristics of hearing aids with induction pick-up coil input	Obsolete

GB/T 6658-1986 is obsolete. It has been replaced by GB/T 25102.1-2010. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

July 31, 1986

Implementation date

August 1, 1987

Scope

GB/T 6658-1986 is the English-translated version of 具有感应拾音线圈输入的助听器电声特性的测量方法.

GB/T 6658-1986 is the Chinese national standard "Measurement of electroacoustical characteristics of hearing aids with induction pick-up coil input". It was issued on July 31, 1986 by the Standardization Administration of China, and took effect on August 1, 1987. It is obsolete: it has been replaced by GB/T 25102.1-2010.

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Document preview — GB/T 6658-1986

National Standard of the People's Republic of China

Issued by: Standardization Administration of China

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: Standardization Administration of China.

Date of issue: 1986-07-31.

Date of implementation: 1987-08-01.

Status: obsolete, replaced by GB/T 25102.1-2010.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

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