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Description

The DK-XS-DT-006-A/2 Distributed Fiber Raman Amplifier from DK Photonics is a high-performance optical amplifier designed to meet the demanding requirements of modern optical communication and sensing systems. Utilizing the Raman effect in quartz fiber, this amplifier delivers significant gain and exceptionally low noise, making it ideal for applications where signal integrity and long-distance transmission are critical.

Engineered for versatility, the DK-XS-DT-006-A/2 supports a wide wavelength range, covering both the C and L bands. This broad operational spectrum allows it to effectively compensate for signal attenuation in extended fiber links, ensuring robust performance in long-haul optical networks. The amplifier is also well-suited for distributed optical fiber sensing and dense wavelength division multiplexing (DWDM) systems, where maintaining high signal quality across multiple channels is essential.

The amplifier is available in both module and desktop configurations, offering flexibility for integration into various system architectures. Its advanced automatic pump power control ensures stable operation, while the low polarization dependent gain and minimal polarization mode dispersion contribute to consistent, high-fidelity signal amplification. With customizable pump power options and support for standard fiber types and connectors, the DK-XS-DT-006-A/2 can be tailored to meet specific project requirements.

Designed for reliability and ease of use, this distributed fiber Raman amplifier is an excellent choice for telecommunications providers, research institutions, and industrial users seeking to enhance the performance of their optical transmission and sensing infrastructures. Its robust construction and comprehensive control options make it a dependable component for both new installations and upgrades of existing fiber optic systems.

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%

Got questions about specs? Use the inquiry form to ask.

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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.

Frequently Asked Questions

What is a Distributed Fiber Raman Amplifier and how does it work?
A Distributed Fiber Raman Amplifier (DFRA) is an optical amplifier that uses the Raman effect in quartz fiber to provide gain to optical signals. By injecting pump light into the fiber, the amplifier transfers energy to the signal wavelength through stimulated Raman scattering, resulting in high gain and low noise amplification. This technology is especially effective for compensating signal attenuation in long-distance optical fiber transmission, supporting applications like distributed optical fiber sensing and wavelength division multiplexing systems.
What are the key features of the DK Photonics Distributed Fiber Raman Amplifier?
The DK Photonics DFRA offers low noise, high gain (up to 20 dB), wide wavelength range (1528–1565 nm and 1570–1650 nm, customizable), excellent gain flatness (
What applications are suitable for the DK Photonics Distributed Fiber Raman Amplifier?
This amplifier is ideal for long-distance optical transmission systems, distributed optical fiber sensing, fiber lasers, and dense wavelength division multiplexing (DWDM) optical transmission systems. Its high gain and low noise characteristics make it suitable for compensating signal loss over extended fiber links.
How do I select the right model and customize the DK Photonics DFRA for my needs?
To select the appropriate model, specify the signal wavelength (1550 nm or 1650 nm), required pump power (300/500/1000/1400 mW), and package type (module or desktop). Custom specifications are available upon request—provide detailed requirements when inquiring to ensure the amplifier meets your application needs.
What are the power supply and control options for the DK Photonics DFRA?
The desktop version operates on 100–240V AC (
What are the environmental operating conditions for the DK Photonics DFRA?
The amplifier operates reliably in temperatures ranging from -5°C to +55°C and in humidity levels from 0% to 70%, making it suitable for a variety of laboratory and field environments.
How does the DK Photonics DFRA compare to other fiber amplifiers on the market?
Compared to traditional Erbium-Doped Fiber Amplifiers (EDFAs), the DK Photonics DFRA offers broader wavelength coverage, lower noise, and is particularly effective for distributed amplification over long distances. Its customizable options, high gain, and low polarization effects make it competitive with leading Raman amplifiers from other manufacturers.

Got more questions? Use the inquiry form to ask the supplier directly.

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