DIN EN 61290-3-2:2009 Optical amplifier - Test methods - Part 3-2: Noise figure parameters - Electrical spectrum analyzer method (IEC 61290-3-2:2008); German version EN 61290-3-2:2008
2009DIN EN 61290-3-2:2009-06 Optical amplifier - Test methods - Part 3-2: Noise figure parameters - Electrical spectrum analyzer method (IEC 61290-3-2:2008); German version EN 61290-3-2:2008 / Note: DIN EN 61290-3-2 (2003-08) remains valid alongside this standard until 2011-10-01....
2009DIN EN 61290-3-2:2009 Optical amplifier - Test methods - Part 3-2: Noise figure parameters - Electrical spectrum analyzer method (IEC 61290-3-2:2008); German version EN 61290-3-2:2008