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Laser transmitter
BESTGF-75** 1310/1550nm laser transmitter
BESTGF-75** 1310/1550nm laser transmitter is designed to meet the demand of delivering 59-PAL channels and 200M digital signal, along with video and data over HFC network, with intelligent monitor and display module and reliable power supply configuration.
Features
? DFB laser module with high performance, imported from ORTEL or FUJITSU
? APC-Automatic Power Control Circuit
? ATC-Automatic Temperature Control Circuit
? AGC-Automatic Gain Control Circuit
? Adopt unique patent pre-distortion skill in the signal process to improve CSO
? The microprocessor can carry out network management and long-distance control
? With sound alarm reminding users when breakdown
? A radiator fan controlled by ATC at the back panel enhances the efficiency of radiating
? Optionally available for both alternating current and direct current
Range Of Use
? CATV network
? Fiber transmission
? Wavelength division multiplex
Specifications
Items Unit Parameter Remarks
Output Optical Power mW 2,4,6,8,10,12,14,16,18,20
Wavelength nm 1310?10
Operating frequency MHz 47-750/47-860
RF Input level dB 85±5/75±5
In-band Flatness dB ±0.75
Input Impedance ohms 75
Output Return Loss dB =16
Input optical connector return loss dB =60
CTB dB -65 59 PAL-D Signal
and 200M digital signal
CSO dB -60
CNR dB 51
Optical Connector FC/APC or SC/APC According to uses’ need
Input Voltage V 110-270
Consumption W 30(Max)
Operating Temperature ? 0-45
Dimensions mm 483*381*44 19’Standard Framework
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