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SJ 20678-1998 English PDF

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SJ 20678-1998: General specification for switch network modules
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SJ 20678-1998English799 Add to Cart 4 days [Need to translate] General specification for switch network modules SJ 20678-1998

PDF similar to SJ 20678-1998


Standard similar to SJ 20678-1998

YD/T 3711   GB/T 32401   GB/T 12572   SJ 20953A   SJ 52181/1   SJ 52143/3   

Basic data

Standard ID SJ 20678-1998 (SJ20678-1998)
Description (Translated English) General specification for switch network modules
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard M36
Word Count Estimation 20,252
Date of Issue 3/10/1998
Date of Implementation 5/1/1998
Quoted Standard GB 1772-79; GB/T 12640-90; GB/T 13427-92; GJB 179A-96; GJB 548A-96; GJB 597A-96
Summary This standard specifies the classification delta modulation communication device switching network module, requirements, quality assurance requirements and delivery preparation. This standard applies to digital delta modulation communication device node or entry node trunk switching network module (hereinafter referred to as modules) design, manufacture, inspection and acceptance.

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