Single Fiber Bidirectional EDFA Amplifier models include a Red and a blue port designed for single fiber DWDM Solution. The design of these models is used for single-fiber DWDM transmission systems. C-band optical signal overall amplification Covering the wavelength range of 1528 ~ 1561nm Support systems to achieve different cross-section radio repeater transmission Operating wavelength range: Blue: 1528nm~1543nm Red: 1547nm~1561nm Low noise figure: typ 5dB Excellent gain flatness Multiple operating modes: AGC adjustable Gain APC output is adjustable ACC voltage adjustable Mid-stage access for DCM or OADM Offset the insertion loss introduced by DCM Reduce the additional degradation of system OSNR Flexible insertion of DCMs at different distances Optional OSC channel for remote management MON port, on-line monitoring optical power and OSNR Single fiber bidirectional EDFA amplifier include an Red and blue port, Red optical amplifier include an blue out port and blue in port, Red optical amplifier Amplify red optical signal, blue out port and blue in port are used to access the amplifier to amplify the blue optical signal. Blue optical amplifier include an red out port and red in port, Blue optical amplifier Amplify blue optical signal, red out port and red in port are used to access the amplifier to amplify the red optical signal, Blue: 1528nm~1543nm. Red: 1547nm~1561nm.