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Home / Applications / DVS / Small Signal Erbium-doped Fiber Pre-Amplifier for C-band

Small Signal Erbium-doped Fiber Pre-Amplifier for C-band

C band (*Note 1) erbium-doped fiber small-signal amplifier (PA amplifier for short) is an amplifier dedicated to weak optical signals in the C-band in the range of -45dBm ~ -25dBm. The typical small signal gain is as high as 35~45 dB. It has a low noise figure and is usually used before photodetectors to improve the detection ability of weak light signals.

Name Price Operation
Small Signal Erbium-doped Fiber Pre-Amplifier for C-band $3500.00
Features

● Low Noise Figure

● Small Size

● High Gain Output

Specifications

Specs

Unit

Typ

Remark

PN#

-

EDFA-PA-35

EDFA-PA-45


wavelength range

nm

1530~1565nm

C-band

input power

dBm

-35~-25

-45~-25


Gain

dB

35@-35dBm Input

45@-45dBm Input

35@-25dBm Input

Noise Figure

dB

4.5


 Polarization dependent gain

dB

0.3


Polarization Mode Dispersion

ps

0.5


Input/output Port Isolation

dB

>35


Optical power monitoring

-

Output optical power monitoring


Pigtail Type

-

SMF-28


Connector

-

FC/APC


Work mode

-

Automatic current control(ACC)



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For weak signals with a power of -35dBm, it can provide an effective gain of not less than 35dB, 

and the amplified signal-to-background ratio is higher than 30dB


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Operation Range 1530~1565nm(Not same time test)

Electrical Requirements

Electrical and Environmental Parameters

Bench top

Module

Control Mode

Button

RS232 serial   communication

Communication   Interface

Optional

DB9 Female

Power Supply

100~240V AC,<30W

5V DC,<15W

Dimension

260(W) X 280(D)X120(H)mm

125(W)X150(D)X20(H)mm

Operation Temp Range

-5~+35

Operation   Humidity Range

0~70%

Application

● Fiber Communication

● Fiber sensor

● Fiber Laser

Ordering Info

Ordering info

EDFA

Wavelength

EDFA Type

Gain(dB)

Fiber Type

Package Type


C=C Band

SG=Small Signal

35=35dB@-35dBm

45=45dB@-45dBm

SM=Single mode fiber

M=Module

B=Bench top

*Note 1:This EDFA product can be used to amplify any single or multiple wavelength signals within the working wavelength range, but the gain spectrum flatness is not considered when multi-wavelength signals are input. As shown on this page, the EDFA-C-PA-35 small signal amplifier can achieve high gain amplification for input signals of different wavelengths in the C-band (multiple wavelengths are not simultaneously input to the EDFA in the figure), and the input power of a single wavelength is -35dBm , the effective gain is greater than 35dB, and the amplified signal-to-background noise ratio is greater than 30dB.

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