(GW-OT3000) Optical Transmitter
Features
Operating bandwidth: 47_862MHz/ 750MHz, output optical power from 4mW-24mW;
High performance DFB laser diode module with internal isolation;
Advanced pre-distortion correction circuit (PDC);
Microprocessor automatically controls output power (APC), cooling / heating current (ATC), modulation ratio (AMC);
With AGC/MGC switching button in the front panel;
Adjustable attenuator (-20~0dB) in back panel can adjust input level of laser diode;
LCD or VFD in front panel;
MPU provides real-time display of major parameter: Optical output power, operating current, internal temperature, modulation ratio, cooling / heating status;
Support computer management with RS232/RS485 communication interface;
High efficiency and stability switching power supply and optional supply backup system;
1U 19 standard case with a cooling fun and reliable thermal structure design;
Inside aluminum heat-sinking make the back panel more compact.
Specifications
Parameter
Optical parameter
Wave length(nm) 1310+-20 Output Optical Power (mW) 4-24
CNR(dB) ≥51 CTB (dBc) ≥65
CSO (dBc) ≥60
Connector FC/APC or SC/APC
RF parameter
Bandwidth (MHz) 47~750/862 Input Impedance (W) 75
Input Return Loss (dB) ≥16 (47-550MHz), ≥14 (550-750/862MHz)
Input Level Range 80+-5
In-band Flatness (dB) 0.75
General parameter Input voltage (V) AC 160~265
Operating Temperature -10~+50
Dimensions (mm) 485(L)*350(W)*45(H)
Parameter
| Value
|
Optical parameter
| Wave length (nm)
| 1310 ± 20
|
Output Optical Power (mW)
| 2 ---24
|
Link Losses (dBm)
| 3 ---13.8
|
CNR (dB)
| 51
|
CTB (dBc)
| 65
|
CSO (dBc)
| 60
|
Connector
| FC/APC
|
RF parameter
| Bandwidth (MHz)
| 47~750
| 47~860
|
Input Impedance ( W )
| 75
|
AGC Accuracy (dB)
| ± 3/ ± 0.3
|
Input Return Loss (dB)
| ≥ 16 (47-550MHz), ≥ 14 (550-750/860MHz)
|
Input Level Range (dBµV)
| 80 ± 5
|
Level adjustable range (dB)
| 0~20
|
In-band Flatness (dB)
| ± 0.75
|
Level of Test Point (dBµV)
| Input Level -5
|
General parameter
| Input voltage (V)
| AC 160~265
|
Operating Temperature
| 0~+50
|
Dimensions (mm)
| 432(L)×300(W)×40(H)
|
Weight (kgs)
| 5
|