1, 1550nm External Modulated Optical Transmitter, 2. 45~1GMHz. 2. SBS:13~19dBm adj. 3. Plug- ... Power Supply. 4.CE. FWT-1550ET series , 1550nm Top Type External Modulated Optical Transmitter , 47~(860)1000MHz, CNR≥53dB, SBS: 13~19dBm , Plug ... CNR≥53dB.2, Flexibility:The phase modulation Technology of the modulator boost the input optical power to the utmost,thus reaching long ...