GB/T 7254-1995Performance and test methods of the second order digital multiplex equipment operating at 8448 kbit/s and using positive justification (English PDF)
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
April 6, 1995
Implementation date
December 1, 1995
Scope
GB/T 7254-1995 (Performance and test methods of the second order digital multiplex equipment operating at 8448 kbit/s and using positive justification) is available as an English-translated PDF.
GB/T 7254-1995 — This standard specifies the 8448 kbit/s, technical requirements and test methods using positive justification of the second group of digital multiplex equipment.
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Document preview — GB/T 7254-1995
National Standard of the People's Republic of China
- ICS
- 33.040.40
- Classification
- M 38
- Replacing
- GB 7254-1987; GB 10293-1988
Issued by: State Bureau of Technical Supervision
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the 8448 kbit/s, technical requirements and test methods using positive justification of the second group of digital multiplex equipment. This standard applies to the use of digital transmission systems operating at 8448 kbit/s using the code being adjusted second group digital multiplex.
Document data
International classification (ICS): 33.040.40.
Chinese classification (CCS): M38.
Estimated length of the Chinese original: 19,148 words.
Adopted international standard: CCITT G.742, MOD.
Supersedes the earlier edition GB 7254-1987; GB 10293-1988.
Standards quoted by this document
GB 4110; GB 7611
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 13 pages — is available in the English PDF.
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