... 26dBm, Plug-in type Dual Power Product description1. FWA-1550T EDFA (Erbiur Doped Fiber Amplifer) is a representative one in the ... isolation,5. The DFB, thermoelectric cooling DFB laser produced by JDSU, Fujitsu, Nortel, Lucent, Fitel and other world-renowned semiconductor ... legitimately optimized by software to minimize the NF of the EDFA, could be comparable with the so-called low-power optical ...