16 E1 fiber optic PDH multiplexer(DHODT-16) PDH Multiplexer , E1 fiber optic modem , E1 to fiber converter , optical transmitter and receiv , PDH fiber multiplexer DHODT-16 Optical multiplexer is a low cost and high performance optical line transmission equipment, which combines four ITU-T G.703 compliant standard electrical E1, 2.048Mbps signals into an optical data stream for transport over fiber optic cables. Several transmitter options for different cable types and wave-lengths are available. This optical line equipment is developed for transmission in access networks, corporate networks, dedicated networks for railway and power companies etc. Features >>Advanced and compact design that performs E1 multiplexing & de-multiplexing and provides a 100Mbit/s optical interface in a single unit. >>Built-in AC/DC or DC/DC converter and supervisory microprocessor >>Digital clock data recovery for E1 signal >>Provides visible and audible alarm indication >>Low power consumption >>Order wire channel for end to end installation and maintenance >>Auxilary data channel in optical line code >>Centralized network management with the Topone NMS >>High reliability >>Flexible installation in various mechanical constructions. >>Local and remote loop back test for diagnostics Technical Specification >> Electrical (E1 interface) Channel capacity: 16 channels Bit rate: 2.048Mbps+/-50ppm Line code: HDB3 Nominal impedance: 75ohm unbalanced / 120ohm balanced Jitter character: ITU-T G.742,G.823 compliant >> Optical Bit rate: 100 Mbit/s Line code: 4B5B Optical source: LD Transmitter power: >=-9dBm Receiver Type: PINFET Receiver sensitivity: <=-38dBm(BER<=10-11) Wavelength: 1310 / 1550nm Optical connector: FC/SC >> Power supply Power input: AC/DC optional Power consumption: <=10W >> Environment Temperature: -5degree~+40degree for operation -20degree~+60degree for storage & transport Humidity: 10%~90% RH non-condensing >> Physical Standalone (19") Dimension: 440mm(width)×43.5mm(height)×150mm(depth) Weight: 1.2 kg Rack Type: EIA 19" Rack Mount(19") Dimension: 483mm(width)×266mm(height)×225mm(depth) Weight: 12 kg(full deploy) Rack Type: EIA 19"