... amplifier output power:13,14,15,16,17,18,19,20,21,22,23dBm optional 19,1U structure, with network management EDFA ... Modulation Optical Transmitter is usually 1555±5nm. The main features of CATV EDFA is low NF, large saturated output power.catv distribution amplifier ... temperature-5~65Storage temperature-40~85relative humidity 5~95% CATV 1550nm EDFA Optical fiber Amplifier