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YD/T 669-1994 English PDF

US$479.00 ยท In stock
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YD/T 669-1994: Quality grading criteria of 2048 kbit/s 30-channel PCM multiplex equipment
Status: Obsolete
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YD/T 669-1994English479 Add to Cart 4 days [Need to translate] Quality grading criteria of 2048 kbit/s 30-channel PCM multiplex equipment Obsolete YD/T 669-1994

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Basic data

Standard ID YD/T 669-1994 (YD/T669-1994)
Description (Translated English) Quality grading criteria of 2048 kbit/s 30-channel PCM multiplex equipment
Sector / Industry Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard M32
Word Count Estimation 12,111
Date of Issue 5/21/1994
Date of Implementation 5/21/1994
Regulation (derived from) Industry-Science [2009] No. 58

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