... external modulationExternal modulated FTTP Multi-port Output 1550nm optical CATV transmitter( CNR≥53.5dB, SBS:13~20 ... reliability and excellent cost performance,for largeand medium cities CATV network, to achievelocallarge area, multi-user coverage,providing ... power, continuous wave DFB laser, which provides 4-way, 6 way, 8 way, 10wayhigh linearity standardoptical poweroutput,can belinked more FTTP ...