GWJ-8600-16(1) is the important equipment for building CATV HFC network, which is mainly used in long- distance optical fiber transmission for TV image signal, TV digital signal, telephone TV signals and data signals(compressed date)。 GWJ-8600-16(1) laser transmitter adopt international famous brand low-noise DFB laser, high performance LiNbO3 external modulator, and RF drive part is with RF power digital auto-operation technology and advance RF pre-distortion circuit developed by our company. On the other hand, it builds in perfect micro-computer auto-monitor system to make sure good performance index of the whole equipment.