Gold Member Since 2009

Grandway Electronics Limited

CATV, CATV Transmitter, Optical Receiver manufacturer / supplier in China, offering 1550nm Internal Optical Transmitter, CATV 1310nm Optical Transmitter (GW-OT3000), 1550nm Optical Amplifier (EDFA) (GW-EA5000) and so on.

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1310nm Optical transmitter [Apr 17,2009]
1310nm Optical transmitter

(GW-OT3000) Optical Transmitter


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.



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)