RF 23dBm F Type CATV EDFA FTTx Solution ,Website:http://www.sopofiber.com, 1550nm Erbium Doped Fiber 1550±10nm 23dBm CATV Optical Fiber Amplifier (EDFA ... : · Model Number: SOA1550-23· Item name: CATV EDFA· Laser Type: DFB Laser· EDFA Application: HFC, FTTX· Power supply: AC ... .3. Adopt Automatic Gain Control design, make different RF input level keep about equal output performance still,Simplify ...