... of coupled 1550nm /1490nm /1310nm out 32ways GPON +CATV EDFA Combiner FWAP-1550HA Series,PON+CATV ... combine function of the amplification of optical signal OLT and CATV 1550nm. The optical input number: ... -in power supply, achieved the function of OLT and CATV 1550nm optical single combined and amplify ... instructions.Features1,32 uplink optical ports used in OLT, 32ports of PON and 1550nm CATV EDFA ...