Distributed Fiber Raman Amplifier

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Specifications

Amplifier Type: Raman Amplifier
Wavelength Range: 1528 – 1650 nm
Nominal Gain: 14 dB
Output Fiber Type: SMF-28
Signal Wavelength: 1528~1565 nm / 1570~1650 nm (customizable)
Raman Gain: 10/20 dB
Gain Flatness: <2 dB
Pump Wavelength: 1425~1457 nm / 1470~1550 nm
Pump Power: 300/500/1000/1400 mW (customizable)
Pump Light Polarization DOP: 5% (Type), 10% (Max)
Polarization Dependent Gain (PDG): <0.2 dB
Polarization Mode Dispersion (PMD): <0.5 ps
Input/Output Isolation: >35 dB
Fiber Type: SMF-28, 1.0m length
Optical Connector: FC/APC or Fiber collimator
Control Mode: Automatic pump power control (APPC)
Desktop Power Supply: 100~240V AC, <45W
Module Power Supply: 5V DC, <30W
Desktop Dimensions: 260(W)×320(D)×120(H) mm
Module Dimensions: 220(W)×130(D)×30(H) mm
Operation Temperature Range: -5~+55°C
Operation Humidity Range: 0~70%

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Features

  • Ultra-Low Noise Performance: Ensures high signal integrity for sensitive optical applications.
  • High Raman Gain: Offers typical gain levels of 10 dB or 20 dB, effectively compensating for signal attenuation in long-distance fiber transmission.
  • Wide Signal Wavelength Range: Supports customizable operation in the 1528–1565 nm (C-band) and 1570–1650 nm (L-band) ranges, suitable for diverse optical networks.
  • Excellent Gain Flatness: Gain flatness of <2 dB across the operating bandwidth for consistent amplification.
  • Customizable Pump Power: Available pump power options of 300, 500, 1000, or 1400 mW to meet specific system requirements.
  • Low Polarization Dependent Gain (PDG): PDG <0.2 dB for stable performance in polarization-sensitive systems.
  • Minimal Polarization Mode Dispersion (PMD): PMD <0.5 ps, ideal for high-speed and long-haul optical communication.
  • High Input/Output Isolation: >35 dB isolation prevents signal leakage and cross-talk.
  • Flexible Packaging Options: Available as a compact module or desktop unit to fit various integration needs.
  • Automatic Pump Power Control (APPC): Maintains optimal amplification with real-time feedback and adjustment.
  • Multiple Control Interfaces: Desktop version with button control; module version with RS232 and optional DB9 interface for remote management.
  • Wide Operating Temperature Range: Reliable operation from -5°C to +55°C, suitable for diverse environments.
  • Broad Humidity Tolerance: Operates in 0–70% humidity for robust field deployment.
  • Standard Fiber Compatibility: Uses SMF-28 fiber (1.0m length) for seamless integration into existing networks.
  • Versatile Optical Connector Options: FC/APC or fiber collimator connectors for easy system integration.
  • Energy Efficient: Low power consumption (<45W for desktop, <30W for module) for cost-effective operation.
  • Ideal for Multiple Applications: Perfect for long-distance optical transmission, distributed fiber sensing, fiber lasers, and dense wavelength division multiplexing (DWDM) systems.

Applications

  • Long-Distance Optical Fiber Communication
    Ideal for compensating signal attenuation in long-haul fiber optic transmission systems, enabling reliable data transfer over hundreds of kilometers without regeneration.
  • Distributed Optical Fiber Sensing
    Enhances sensitivity and range in distributed temperature, strain, and acoustic sensing applications for structural health monitoring, oil & gas pipeline monitoring, perimeter security, and smart grid infrastructure.
  • Dense Wavelength Division Multiplexing (DWDM) Systems
    Provides high gain and low noise amplification for multi-channel DWDM networks, supporting increased bandwidth and channel count in modern telecommunication networks.
  • Fiber Lasers and Amplified Spontaneous Emission (ASE) Sources
    Used as a pre-amplifier or booster amplifier to increase output power and improve signal-to-noise ratio in fiber laser systems for industrial, medical, and scientific applications.
  • Optical Test and Measurement Systems
    Supports advanced optical testing setups by boosting weak signals, ensuring accurate measurements in research and development environments.
  • Quantum Communication and Quantum Key Distribution (QKD)
    Enables low-noise amplification of quantum signals over long distances, crucial for secure quantum communication networks.
  • CATV and FTTH (Fiber to the Home) Networks
    Amplifies optical signals in cable television and broadband fiber networks, ensuring high-quality signal delivery to end-users.
  • Undersea and Submarine Cable Systems
    Essential for maintaining signal integrity and extending transmission reach in transoceanic and submarine optical cable links.
  • Research and Development in Photonics
    Facilitates experimental setups requiring high-gain, low-noise amplification in academic and industrial photonics research.
  • Military and Aerospace Optical Communication
    Supports secure, high-capacity, and long-distance optical communication links in defense and aerospace applications.