Catv Optical Amplifier, Optical Amplifier, Edfa manufacturer / supplier in China, offering 1550nm EDFA CATV Optical Amplifier (HA5800A/B), FTTH 47~862MHz Mini CATV Optical Receiver (H9122), Second-Grade Service Area CATV 1550nm Fiber Optical Transmitter (HT8510) and so on.