GB/T 7557-1987 English Version, GB/T 7557-1987 General characteristics complying with the network performance objectives for 300 channel carrier telephone systems on standardized 1. 2/4. 4mm coaxial cable pairs (English Version)

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GB/T 7557-1987 General characteristics complying with the network performance objectives for 300 channel carrier telephone systems on standardized 1. 2/4. 4mm coaxial cable pairs (English Version)
Standard No.:	GB/T 7557-1987	Status:	abolished remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	2000 words	Translation Price(USD):	180.0 remind me the price change Email:
Implemented on:	1987-1-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 7557-1987
English Name:	General characteristics complying with the network performance objectives for 300 channel carrier telephone systems on standardized 1. 2/4. 4mm coaxial cable pairs
Chinese Name:	1.2/4.4mm标准同轴电缆300路载波系统进网特性要求
Chinese Classification:	L27
Professional Classification:	GB National Standard
ICS Classification:	33.040.40 33.040.40 Data communication networks 33.040.40
Source Content Issued by:	SAC
Issued on:	1987-03-02
Implemented on:	1987-1-1
Status:	abolished
Abolished on:	2005-10-14
Target Language:	English
File Format:	PDF
Word Count:	2000 words
Translation Price(USD):	180.0
Delivery:	via email in 1~3 business day

Standard

GB/T 7557-1987 General characteristics complying with the network performance objectives for 300 channel carrier telephone systems on standardized 1. 2/4. 4mm coaxial cable pairs (English Version)
Standard No.	GB/T 7557-1987
Status	abolished
Language	English
File Format	PDF
Word Count	2000 words
Price(USD)	180.0
Implemented on	1987-1-1
Delivery	via email in 1~3 business day

Detail of GB/T 7557-1987

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Introduction of GB/T 7557-1987

本标准适用于长途通信网中的1.2/4.4mm标准同轴电缆300路载波系统，是制订设备标准、施工设计规范和维护规程的主要依据。本标准规定了系统进网时必须具备与统一的基本特性要求和接口特性要求。

Contents of GB/T 7557-1987

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Keywords:
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