2010-01-28 18:02:11 +0000 #1
2010-01-28 18:15:57 +0000 #2
not the shortest distance. 120KM this distance is the longest distance and optical modules are. And fiber does not matter; because the signal in optical fiber transmission where there is attenuation. The greater the distance a long decay. In ensuring that the signal transmission distance without distortion maximum 120KM
professionals who optical communications: QQ: 1245024536
professionals who optical communications: QQ: 1245024536
