DW-OT55EM
номер детали：DW-OT55EM Просмотров：62
DW-OT55EM is an international general technical standard of high-grade type external modulation optical transmitter, used mainly for TV image signal, the digital signal and the data signal of the long distance optical
fiber transmission. This product is light path part adopt international famous brand 1550nmDFB laser and
high performance LINbo3 modulator, system optimization control. 47 ~ 862MHz broadband, CNR = 53dB,
CTB = 65dB, CSO = 65dB, SBS: 13, 16, 18 adjustable, can meet the high quality of CATV network
transmission of video, audio data. The machine is equipped with perfect RS232 communication interface, an optional SNMP network management software and 1+1 power supply backup, chassis temperature can
achieve the automatic control.
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DW-OT53DM
номер детали：DW-OT53DM Просмотров：64
DW-OT53DM is a practical, high index, multifunctional and short distance transmission product. It is the
construction of CATV HFC network equipment. This machine adopts the high linearity, low chirp DFB laser as
light source, RF drive part adopts advanced pre-distortion compensation and closed loop AGC, APC, ATC
control, to ensure that the excellent performance, and make the optical receiver output level is constant,
various working parameters by the micro processing control, optional SNMP network management software
and 1+1 power supply backup, chassis temperature can achieve the automatic control, can be applied to
high-end users.
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DW-OT31O
номер детали：DW-OT31O Просмотров：63
DW-OT31O Outdoor optical transmitter, adopts the world famous brands of high linearity DFB laser,
built perfect pre distortion correction circuit, and a laser APC, ATC closed loop control circuit, the various
working parameters by the micro processing control, and by LCD screen to provide relevant working state
and fault information. The machine also utilizes a high performance waterproof cast aluminum alloy shell,
high reliability of switching power supply and advanced lightning protection system, machine provided with a
large power electronic system thermal cooler, to ensure that the equipment can work stably for a long time in
the wild environment.
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DW-OT31DM
номер детали：DW-OT31DM Просмотров：55
DW-OT31DM is a common type of power adjustable optical transmitter, without the AGC function, high
linearity, low chirp DFB laser as the light source, the built-in predistortion compensation and closed loop AGC,
APC, ATC control, greatly improve the system of indicators, the various working parameters by the micro
processing control, applicable to high-end users.
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