... Fiber Optical Transmitter -2mw,4mw,6mw,8mw,10mw,12mw,14mw,16mw,18mw 20mw,22mw,24mw,26mw -American famous Laser 1550nm optical transmitter1550nm Internal Modulation Optical ... , cable telephone and data signal, it is the important equipment in building large and middle-scale CATV optical fiber network. FeTechnical ... )>16 Input impedance(Ω)75RF/INPUTRF test(dB)0±1 CNR(dB)≥50-1dBm receiveCTB(dB)≤-63 CSO( ...