... 0dBm, and fiber loop length is 10Km. Directly Modulated 1550nm Optical Transmitter Verified Information This information is Verified by Bureau Veritas and ... Line Capacity Actual Units Produced(Previous Year) 1,550nm Optical Transmitter, Optical Receiver, Optical Workstation, Bidirectional Amplifier, Passives, ONU 262,500 ...