• CATV 1550nm Intelligent Direct Modulated Optical Transmitter
  • CATV 1550nm Intelligent Direct Modulated Optical Transmitter

CATV 1550nm Intelligent Direct Modulated Optical Transmitter

Type: Transmitter
Function: Signal Transmission Equipment
Certification: CE
Condition: New
Optical Modulation Mode: Direct Optical Intensity Modulation
Feature: Max Compensated Distance up to 50km
Customization:
Diamond Member Since 2022

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Basic Info.

Model NO.
WT-1550-DM
Optical Output Power
10MW
C/N
≥ 51db
C/CTB
≥ 65db
C/Cso
≥ 60db
Consumption
30W
Dimension
483*380*44
Transport Package
Bubble or Pearl Wool
Specification
1RU
Trademark
Prevail/Fobetmoc
Origin
China
HS Code
8517622990
Production Capacity
100PCS/Month

Product Description

Product Description
WT-1550-DM intelligent directly modulated optical transmitter is mainly used in 1550nm optical fiber transmission system. Adopt advanced electronic dispersion compensation technology, accurately compensate according to the actual transmission distance by 1km stepping. The maximum compensated distance up to 50km.

WT-1550-DM intelligent directly modulated optical transmitter is the most important equipment to construct the CATV network. It mainly used for the value-
Added services of TV image signal, digital television signal, telephone voice signal and data (or compressed data) signal. By built-in WDM, multiplex the inter-cut optical signal and the main optical signal then output. After setting required optical difference, the perfect adjustable optical attenuation function can automatic control the inserted optical signal according to the main optical signal, realize inter-cut system full automatic adjustment. Provide high quality low cost solution for all-optical relay 1550 optical fiber CATV system, and local value-added services inter-cut.


Characteristics:
1. Patent pre-distortion circuit.
2. The optical fiber distance is adjustable according to the actual use condition by 1km stepping
3. WT-1550-DMII: Built-in WDM, multiplex the inserted optical signal and the main optical signal then output.
4. WT-1550-DM III: Built-in WDM and adjustable ATT.
Item Unit Technique Parameters
Output optical power mW 10
Optical wavelength nm  1550±10 (have to be ITU wavelength when with inter-cut function)
Dispersion compensation distance Km ≤50
Laser type   DFB laser
Optical modulation mode   Direct optical intensity modulation
Optical connector type   FC/APC or SC/APC
Frequency range MHz 47-862/1003
RF input level dBuV 75-85
Flatness in band dB ±0.75
RF input impedance Ω 75
Input return loss dB ≥ 16
C/CSO dB ≥ 60 25Km optical fiber, 0dB received
C/CTB dB ≥ 65
C/N dB ≥ 51
AGC control range dB ±5
MGC control range dB 0-20
Supply voltage V AC 110V-250V (50Hz)
Consumption W 30
Operating temperature º C 0 -- 45
Storage temperature º C -20 -- +65
Relative humidity % Max 95% no condensation
Dimension mm 483(L)×380(W)×44(H)
CATV 1550nm Intelligent Direct Modulated Optical Transmitter
 

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