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NF C93-807-2-9 ; NF EN 61280-2-9:2009-10-01
Fibre optic communication subsystem test procedures - Part 2-9 : digital systems - Optical signal-to-noise ratio measurement for dense wavelength-division multiplexed systems
Edition
2009-10-01
SN EN 61280-2-9
Fibre optic communication subsystem test procedures - Part 2-9: Digital systems - Optical signal-to-noise ratio measurement for dense wavelength-division multiplexed systems
Edition
2009-04
OEVE/OENORM EN 61280-2-9
Fibre optic communication subsystem test procedures - Part 2-9: Digital systems - Optical signal-to-noise ratio measurement for dense wavelength-division multiplexed systems (IEC 61280-2-9:2009) (german version)
Edition
2010-01-01