UNE-EN 61290-4-1:2016 Optical amplifiers - Test methods - Part 4-1: Gain transient parameters - Two-wavelength method (Endorsed by Asociación Española de Normalización in February of 2017.)
2017UNE-EN 61290-4-1:2016 Optical amplifiers - Test methods - Part 4-1: Gain transient parameters - Two-wavelength method (Endorsed by Asociación Española de Normalización in February of 2017.)