DW-ORAG
номер детали：DW-ORA Просмотров：56
DW-ORA FTTH special optical receiver is designed to deal with FTTH fiber to the subscriber network
structure and launch products, light AGC control characteristic, output settings, optical power input ( - 7 ~ + 2
dBm ), output level is maintained substantially constant, CTB / CSO basically unchanged, machine reserved
for data communication interface, convenient and network management responder connection, access
network management system, digital display parameters, so that the engineering debugging more convenient,
high tensile aluminum alloy shell ( waterproof ), good shielding effect, more stable performance, highly
cost-effective, can be widely used in HFC broadband integrated information network, can be used for fiber to
the building, making the network more simplicity, lower cost, is the mainstream model of constructing CATV
network.
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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-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-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-EDFA55
номер детали：DW-EDFA55 Просмотров：64
DW-EDFA55 is a gain spectrum bandwidth at 1540 ~ 1563nm CATV power amplifier, this machine adopt
international famous brand of the pump laser and the United States OFS erbium doped fiber, has low noise,
saturated output power, improve the reliability of the APC, ACC, ATC control and good ventilation and heat
dissipation design, to ensure the pump laser the long-lived in the high qualitative work, the front panel of the
LCD provides the various working parameters, the input optical signal is lost, the laser automatic closing, to
pump laser itself play a good role in the protection, applicable to the central office, branch and line relay, can
also be used for other optical fiber communication network. CATV system is the most commonly used, the
most dosage is a fiber amplifier. This machine is equipped with a microprocessor software, has a laser
monitoring, digital display, fault alarm, network management and other functions, once the machine working
parameters deviate from the software set the permission scope, the flashing red lights, warning.
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DW-EDFA55MO
номер детали：DW-EDFA55MO Просмотров：75
DW-EDFA55MO is a gain spectrum bandwidth at 1540 ~ 1563nm high power multi output optical fiber
amplifier. Imported brands of pump laser and the United States OFS erbium doped fiber, 1RU frame, the total
output power can be > 1000mW, can provide at most 16 light output. Improvement of APC, ACC, ATC control,
good ventilation and heat dissipation design, ensure that the PUMP Laser long life and high reliability. RS232
and RJ45 serial communication and SNMP network management interface. The front panel of the LCD
provide machine working parameters and warning. Lost light, laser automatic closing, provides the laser
safety protection. All ports can be found in the front panel mounting, can also choose in the rear panel
installation.
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