1-1hit |
Masuo SUYAMA Takahumi TERAHARA Susumu KINOSHITA Terumi CHIKAMA Masaaki TAKAHASHI
We describe 2.5Gb/s 4 channel WDM transmission over 1060km using 18 EDFAs. Gain bandwidth narrowing in concatenated EDFAs has been successfully suppressed using unsaturated EDFAs and a 1.53µm ASE rejection filter.