GB/T 13996-1992

Abolished

Technical specification for digital line systems on optical fibre cables

光缆数字线路系统技术规范

Standard Type
GBT
ICS
33.180.10
CCS
M33
Status
Abolished
Issue Date
1992-12-19
Implementation
1993-08-01
Centralized Committee
工业和信息化部（通信）
Issuing Authority
工业和信息化部（通信）

Application Summary AI generated

This standard specifies the technical requirements, performance parameters, and testing methods for digital line systems operating over optical fibre cables, including system design, transmission characteristics, and maintenance guidelines. It is applied in China's telecommunications industry for the construction, acceptance, and operation of optical fibre-based digital transmission networks, such as long-distance trunk lines and metropolitan area networks. The standard ensures interoperability and reliability of digital line systems in public telecommunication networks.

Related Standards

GB/T 18311.5-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-5:Examinations and measurements--Wavelength dependence of attenuation GB/T 18311.4-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-4:Examinations and measurements--Attenuation GB/T 7424.4-2003 Optical fiber cables--Part 4-1:Section specification--Optical fibre composite overhead ground wire GB/T 18311.34-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-34:Examinations and measurements--Attenuation of random mated connectors GB/T 18311.40-2003 Fibre optic interconnecting devices and passivecomponents--Basic test and measurement procedures--Part 3-40:Examinations and measurements--Extinction ratio of a polarization maintaining(pm)fibre pigtailed connector GB/T 18311.1-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 3-1:Examinations and measurements--Visual examination GB/T 7424.1-2003 Generic specification for optical fibre cables--Part 1:General GB/T 18310.26-2003 Fibre optic interconnecting devices and passive components--Basic test and measurement procedures--Part 2-26:Tests--Salt mist
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.