GB 3378-1982Subscriber line signaling system for telephone automatic switching network (English PDF)
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Issued by
National Bureau of Standards
Level / Type
National · Mandatory
Issue date
December 29, 1982
Implementation date
October 1, 1983
Scope
GB 3378-1982 (Subscriber line signaling system for telephone automatic switching network) is available as an English-translated PDF.
GB 3378-1982 — This Standard specifies the general switched telephone network of telephones and switches between user signals and related technical indicators.
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Document preview — GB 3378-1982
National Standard of the People's Republic of China
- ICS
- 33.040.30
- Classification
- M 12
Issued by: National Bureau of Standards
Contents
- What this standard covers1
- Document data2
What this standard covers
This Standard specifies the general switched telephone network of telephones and switches between user signals and related technical indicators. This Standard is applicable to the crossbar (or quasi-electronic) exchange; stepper system and includes some of the major technical indicators Bureau.
Document data
International classification (ICS): 33.040.30.
Chinese classification (CCS): M12.
Estimated length of the Chinese original: 2,233 words.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 1 pages — is available in the English PDF.
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