Chinese Standards Shop Partner of Google-Books Database: 169760 (Nov 9, 2019)

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Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	Related Standard
YD 335-1988	English	619	Add to Cart	Days<=3	Digital Line Signalling for Intertoll Exchange	Obsolete	YD 335-1988

Detail Information of YD 335-1988; YD335-1988
Description (Translated English): Digital Line Signalling for Intertoll Exchange
Sector / Industry: Telecommunication Industry Standard
Classification of Chinese Standard: M38
Word Count Estimation: 16,000
Date of Issue: 13/1/1988
Date of Implementation: 13/1/1988
Drafting Organization: Institute of Ministry of Posts and Telecommunications Transmission
Summary: This standard specifies the technical requirements of long-distance telephone exchange between digital line coding, interface relay and signal equipment. This standard applies to signals with long-distance telephone exchange between transmission system when using the PCM. Also applies to digital signal conversion between the switch and the analog transmission systems.

Related standard:   YD/T 974-1998  YD/T 821-1996