Introduction to DDM Function of GLC-LH-SMD Transceiver

Basic Introduction of GLC-LH-SMD As is known to all, Cisco GLC-LH-SMD is the replacement of GLC-LH-SM. It consists five parts: the LD driver, the limiting amplifier, the digital diagnostic monitor, the 1310nm FP laser and the PIN photo-detector. Supporting a data rate of 1.25 Gbps, this GLC-LH-SMD SFP transceiver operates on standard single-mode fiber optic […]

Continue reading