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GB/T 13858.2-1992Specification for 300 telephone channels modulation and demodulation equipment used in middle distance terrestrial analog radio-relay systems (English PDF)

中距离地面模拟无线电接力系统300路电话调制机和解调机技术条件

GB/T 13858.2 | Evolution and historical versions

Std ID	Title	Status
GB/T 13858.2-1992	Specification for 300 telephone channels modulation and demodulation equipment used in middle distance terrestrial analog radio-relay systems	Obsolete

GB/T 13858.2-1992 is obsolete. This page sells the obsolete edition, for projects and contracts that still cite it.

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Issued by

State Bureau of Technical Supervision

Level / Type

National · Recommended

Issue date

October 6, 1992

Implementation date

May 1, 1993

Scope

GB/T 13858.2-1992 is the English-translated version of 中距离地面模拟无线电接力系统300路电话调制机和解调机技术条件.

GB/T 13858.2-1992 is the Chinese national standard "Specification for 300 telephone channels modulation and demodulation equipment used in middle distance terrestrial analog radio-relay systems".

It was issued on October 6, 1992 by the State Bureau of Technical Supervision, and took effect on May 1, 1993. It is obsolete: it has been withdrawn (abolished on October 14, 2005).

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Document preview — GB/T 13858.2-1992

National Standard of the People's Republic of China

Issued by: State Bureau of Technical Supervision

Document data

1 Document data

Sector: National standard (Recommended).

Issuing body: State Bureau of Technical Supervision.

Date of issue: 1992-10-06.

Date of implementation: 1993-05-01.

Status: obsolete, withdrawn on 2005-10-14.

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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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