I.S. EN 61280-2-8:2003
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
FIBRE OPTIC COMMUNICATION SUBSYSTEM TEST PROCEDURES - DIGITAL SYSTEMS DETERMINATION OF LOW BER USING Q-FACTOR MEASUREMENTS
Hardcopy , PDF
08-05-2021
English
01-01-2003
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
1 Scope
2 Definitions and abbreviated terms
2.1 Definitions
2.2 Abbreviations
3 Measurement of low bit-error ratios
3.1 General considerations
3.2 Background to Q-factor
4 Variable decision threshold method
4.1 Overview
4.2 Apparatus
4.3 Sampling and specimens
4.4 Procedure
4.5 Calculations and interpretation of results
4.6 Test documentation
4.7 Specification information
5 Variable optical threshold method
5.1 Overview
5.2 Apparatus
5.3 Items under test
5.4 Procedure for basic optical link
5.5 Procedure for self-contained system
5.6 Evaluation of results
Annex A (normative) Calculation of error bound in the value of Q
Annex B (informative) Sinusoidal interference method
Bibliography
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