Optical Fiber Node GZQ8111A 1.High Gain with 4 way independent GaAs amplifier module 2.Modular design 3.2RX 2TX design Catv Optical Fiber Node GZQ8111AKey Features:1. Four port High level output , each way independent GaAs amplifier module2. Upgradeable with network management transponder module3. Upgradeable two optical receiver module and two optical transmitter module4. Upstream filter for ...