GB/T 11820-1989 English PDF

US$479.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 11820-1989: The requirements for urban optical fiber cable systems joined to national public telecommunication network
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 11820-1989	479	Add to Cart	3 days	The requirements for urban optical fiber cable systems joined to national public telecommunication network	Obsolete

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Basic data

Standard ID: GB/T 11820-1989 (GB/T11820-1989)
Description (Translated English): The requirements for urban optical fiber cable systems joined to national public telecommunication network
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: M33
Classification of International Standard: 33.180.30
Word Count Estimation: 12,144
Date of Issue: 10/25/1989
Date of Implementation: 7/1/1990
Issuing agency(ies): State Bureau of Technical Supervision
Summary: This standard specifies the city into the national public telecommunication fiber optic communication system requirements (hereinafter referred to as the network access requirements), including the composition of the city's main fiber optic communication systems and transmission characteristics, the main transmission line system features a digital optical cable and requirements, fiber optic communications system requirements for the machine line equipment, and reliability requirements and maintenance requirements, such as use of the system. This standard applies to the telecommunications network between the city Bureau relay (relay contains a long city) of fiber optic communication systems (fiber optic communication system that does not contain the user). Telegraph and telephone services to meet the open, data, fax, video and other non-voice business requirements. A dedicated telecommunications network using the bureau (station) cable between the relay communication system may also refer to the use of this standard.

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