DZ/T 0101.12-1994
Active
JJF 1237-2017
Active
National Metrology Technical Specifications JJF
JJF 1237-2017 Calibration Specification for SDH/PDH Transmission Analyzers
JJF 1237-2017 Calibration Specification for SDH/PDH Transmission Analyzers
Basic Information
Standard Code:
JJF 1237-2017
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2017-11-20
Implement Date:
2018-05-20
Pages:
76 pages
Scope
This specification is applicable to the calibration of SDH/PDH transmission analyzers with a rate grade of STM-256 or lower. The calibration of other similar types of instruments can also be carried out with reference to this specification.
Development Information
Replace the following standards
Referenced Standards
GB/T 7611-2001 Characteristics of the electrical interface at hierarchical bit rate for digital network
GB/T 15941-2008 Requirements for synchronous digital hierarchy (SDH) optical fiber cable line systems
GB/T 20185-2006 Optical interface requirements for equipments and systems relating to the synchronous digital hierarchy
ITU-T G.821(12/2002)
ITU-T G.826(12/2002)
ITU-T O.150(05/1996)
ITU-T O.171(04/1997)
ITU-T O.172
ITU-T O.181(05/2002)
YD/T 2273-2011 The overall technical requirements for STM-256 synchronization digital hierarchy (SDH) are as follows
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