... SFF-8472 with simplex LC receptacle 4. Digital Diagnostic Monitoring: Internal Calibration or External Calibration 5. Compatible with SONET OC-24 ... SMF. The transceiver consists of three sections:a DFB laser transmitter,a PIN photodiode integrated with a trans-impedance preamplifier (TIA ... ,Finisar,3com, etc. 1.25G , Fiber Optical Transceiver ,CWDM-GBIC-1550nm ,GBIC transceiver,