This specification is applicable to the calibration of SDH/PDH transmission analyzers with rate levels of STM-256 and below. Calibration of other instruments of the same type can also be performed by reference.
JJF 1237-2017 Referenced Document
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
GB/T 7611-2001 Characteristics of the electrical interface at hierarchical bit rate for digital network
ITU-T G.821-2002 Error performance of an international digital connection operating at a bit rate below the primary rate and forming part of an Integrated Services Digital Network SERIES G: TRANSMISSION SYSTEMS AND MEDIA DIGITAL SYSTEMS AND NETWORKS Digital networks Quali*， 2024-04-20 Update
ITU-T G.826-2002 End-to-end error performance parameters and objectives for international@ constant bit-rate digital paths and connections SERIES G: TRANSMISSION SYSTEMS AND MEDIA@ DIGITAL SYSTEMS AND NETWORKS Digital networks – Quality and availability targets (Study Gro
ITU-T O.150-1996 General Requirements for Instrumentation for Performance Measurements on Digital Transmission Equipment Study Group 4; 24 pp
ITU-T O.171-1997 Timing Jitter and Wander Measuring Equipment for Digital Systems Which are Based on the Plesiochronous Digital Heirarchy (PDH) Study Group 4; 34 pp
ITU-T O.172 Jitter and Wander Measuring Equipment for Digital Systems which are Based on the Synchronous Digital Hierarchy (SDH) Study Group 4; Covering Note: Erratum: 10/2005
ITU-T O.181-2002 Equipment to Assess Error Performance on STM-N Interfaces Series O: Specifications of Measuring Equipment Equipment for the Measurement of Digital and Analogue/Digital Parameters Study Group 4
YD/T 2273-2011 General technical requirements for STM-256 of SDH
JJF 1237-2017 history
2017JJF 1237-2017 Calibration Specification for SDH/PDH Transmission Analyzers
2010JJF 1237-2010 Calibration Specification for SDH/PDH Transmission Analyzer
1970JJF 1237-1990 3×105 Technical Specifications for Operation of Cattle Auxiliary Benchmark Force Measuring Machine