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1550nm External Modulated Optical Transmitter

Item No.: V8610TE
The V8610TE external modulated 1550nm transmitter is designed for HFC networks applications. It can optionally be equipped with an integrated EDFA for CATV applications such as super-trunk, hub Interconnects, video overlays In FTTx networks .
Description Features parameters  Application
   Product introduction

The V8610TE external modulated 1550nm transmitter is designed for HFC networks applications. It can optionally be equipped with an integrated EDFA for CATV applications such as super-trunk, hub Interconnects, video overlays In FTTx networks .
The unit is available in a standard 19”,1 rack unit chassis , with dual optical output,  optional ITU-T wavelength for DWDM networks.

  Interface Description

Optical Transmitter Interface Description
 
Port Type Function
LED Indication Display device operating status
LCD Indication Display device operating status
Operation buttons Operating the device
 
   Special Features
  1. Selectable AGC (automatic gain control) or MGC (manual gain control)
  2. Accepts low signal input levels (75dBμV/Channel @ 77 ch NTSC)
  3. Unique simultaneously SBS/SPM suppressing
  4. Front panel LCD display
  5. Microprocessor control and monitor
  6. RS485 interface for remote monitoring and control
  7. 45~870 MHz bandwidth
  8. Patent RF pre-distortion circuit for excellent CNR and low distortion performance
  9. Changeable cooling fan
   Technical parameters
Description Unit Value Conditions / Notes
Optical Specifications
Laser Type   Cooled DFB LD with isolator  
Optical Wavelength nm 1555 ± 5  
Connector Type   SC/APC
or FC/APC
 
Laser RIN Noise Density dB/Hz ≥-160  
Optical Power dBm ≤7 / 9 (Optional)  
Optical Output Port   2  
SBS Suppression Threshold dBm 13、16、18 optional  
RF Specifications
Operating Bandwidth MHz 45 to 870  
RF Input Impedance Ω 75 unbalanced
RF Input Return Loss dB ≤-16  
RF Input Level dBµV/ch 15 to 25 (80 dBµV/ch nominal value @ 77 NTSC channels loading)  
CNR dB 52 (typical) Link budget is defined by output power to 0 dBm optical input at receiver under 65km fiber link + EDFA、SBS setting=16dBm test conditions.
CSO dBc ≤ -65 @ Port1
≤ -63 @ Port2
CTB dBc ≤ -65 dBc
XM dB ≤ -65 dB
OMI   3% ± 0.25  
Flatness dB ≤± 0.75  
Connector Type   F type female  
Test Point dB -10 ± 1 Relative to RF input power to laser @59CH PAL-D CW loading
General Specifications
Control Interface   RS485       or Ethernet  
Power Supply   90 to 260 VAC, 50/60 Hz, 100W(Max.)  
Operating Temperature 0 to +50  
Storage Temperature -20 to +60  
Operating Humidity % 85% Max  
Dimensions: (HxWxD) mm 49 x 480 x 350  
 
   Application Chart

Optical Transmitter application chart picture

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