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1550nm Erbium Doped Fiber Amplifier

Erbium doped fiber amplifier (EDFA) is a CATV professional device used to amplify and transmit 1550 nm optical signals in a cable television transmission system. It can realize Cable TV 1550nm single-wavelength transmission, DWDM multi-wavelength transmission, Optical relay in trunk network and node amplification in optical access network.



 


  • Feature
  • Parameter
  • Diagram

● Selection of internationally renowned brands of low noise pump lasers, low distortion, wide band, high output optical power.

● Imported high-performance American Corning Erbium-doped fiber, high energy conversion efficiency.

● 32-bit ARM processor, light control output accuracy of ± 0.1dBm.

● Optical power receiving range -10dBm ~ +10dBm, optical power output 13~26dBm.

● Modular structure, easy to expand the function of equipment and maintenance.

● All control circuits and devices use high-efficiency switching chips, and the overall power consumption is ≤10W.

● The power supply can realize dual power hot backup, snap-type fixed, one-touch pull.

● Output power +0.2~-4dBm adjustable.

● Standard network management interface, in line with SNMP network management protocol.


Item

Unit

Parameters

Notes

Wavelength

nm

1535~1565


Input optical power range

dBm

-10 ~ +10

Nominal input +3dBm

Total output optical power range

dBm

13~26


Optical power stability

dBm

±0.1


Noise figure pin

dB

≤ 5.0

@+0dBm Input,λ=1550nm

Reflection loss

Input 

dB

≥ 45


Output 

dB

≥ 45


Outputs


1, 4 ports

 

Customized

Optical connector type


SC/APC;SC/PC;LC/APC;LC/PC

Customized

C/N

dB

≥ 50

The test conditions are performed by GT/T 184-2002.

C/CTB

dB

≥ 63

C/CSO

dB

≥ 63

Supply voltage

V

AC220V(160V ~ 265V) /

AC110V(90V ~130V)/

DC48V(38V- 58V)

Customized

Power consumption

W

≤ 10


Working TEMP range

-5 ~ +42


Max relative humidity

%

Maximum 95% no condensing


Storage TEMP range

-30 ~ +70


Max storage relative humidity

%

Maximum 95% no condensing


Shape size

mm

357(W)*482(L)*44(H)


Packing size (1 set)

mm

595(W)*490(L)*120(H)


Packing size (2 sets)

mm

595(W)*490(L)*230(H)



Principle Diagram

1550nm EDFA Erbium Doped Fiber Amplifier 4 ports

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