... power supply HT8500AC(CATV wavelength)HT8500AU(ITU wavelength adjustable)Standard type CATV 1550nm Externally Modulated Optical Transmitter(47~862MHz, CNR1 ... technology, provide excellent CNR, CTB, CSO & SBS.ITU standard wavelength adjustable, the user can adjust and set the laser ... EDFA 18dbm output fiber, port to port <40km Standard Type CATV 1550nm Externally Modulated Optical Transmitter HT8500A