Content :

DLX-OP04 Optical Transmitter & Receiver is a photoelectricity syncretic transmission apparatus with 4channels E1 (be equal to 120 voice channels). It takes GSI as core and provides E1 transmission which is suit to telecommunication. Offers 4 channels E1 ports, and one channel official telephone. one channel RS232,V.35,10/100base-t can been optional. Supports full network management function. It adapts to switched group network of small capacity, loop network, mobile communication (base station), special network, DDN and so on.
Product Feature
Adopts large-scale integrate chip, brief circuit, low power consumption and high reliability structure
Offers four channels E1 ports, and one channel official telephone
Offers service telephone port for the convenience of installation and maintenance
Possess the function of give a alarm by sound
Provides one network management port, possess full concentrated network management function, convenient to configure the network and high security
Possess complete alarm and state indication function
Adopts manifold power supply: -48VDC or 220VAC
Technologies reference
Fiber type: Single-mode fiber or Multi-mode fiber
Fiber wavelength: 1310nm, 1550nm or 850nm optional
Fiber interface: SC, FC or ST optional
Optical line code: 4B5B
Date rate: 4096KBIT/S
Fiber module: Single Strand module or Double Strand module
Output optical power: -8DBM~-15DBM
Receiving sensitivity: >-36DBM
Transmission distance: 20KM (maximum distance:120KM)
E1 character:
Line code: HDB3
Bit rate: 2.048KBIT/S+-50ppm
Standard: ITU-TG.703
Line impedance :75ohm(unbalance),120 ohm(balance)
Connector: BNC for 75ohm, RJ45 for 120ohm