... , V.35 PDH, fiber mux, fom, fiber multiplexer, optic multiplexer fiber converter, media converter Fiber Optical ModemOP-FE1 Fiber Modem Modulate 1 E1 signal ... 1 V.35 signal to single or multi mode fiber, transmission rate from 64Kbps to 2,048Kbps.TECHNICAL SPECIFICATION ... ).Clock mode Master, external and salve clocks optional(3)Fiber interfaceInterface: FC/SCWavelenth: 850nm/1310nm multi-mode, 1310nm/ ...