ND-435 Optical Receiver Nodes

Comtech ND-435 Optical Receiver Nodes

Usage/Application Networking
Color White
Material Metal
Packaging Box
Brand Comtech
Model Number ND-435 Optical Receiver Nodes
Model No ND-435
Optical Wave Length 1200-1600 nm
Bandwidth 47-860 MHz
Optical Sensitivity +2 to -16 dBm
Battery Power 2600 mAh
Housing Material Aluminum
Rated Voltage 12V
Output at 0 dBm 105 dB

Specifications

  • Optical Wavelength: 1200-1600 nm
  • Output @ 0 dBm = 105 dB, @ -5 dBm = 95 dB
  • Bandwidth: 47-860 MHz
  • Optical Sensitivity: +2 to -16 dBm
  • All ports support reverse POC (12V)
  • 2600 mAh battery with fast charging (full charge in 2 hours), 18 hours backup
  • Optional dual battery configuration for 36 hours backup
  • Supports analog, digital, and HD signals
  • Aluminum housing with heat sink
  • Four outputs with test point
  • Power Sources:
    • DC SMPS (35V)
    • DC Adaptor (9-18V)
    • Battery + Solar
    • Reverse DC (POC) through STB adapter (12V)
  • Standard Packing: 24 pcs

Description

ND-435 Optical Receiver Nodes – High-Performance Fiber-to-Coax Conversion for CATV and FTTx Networks

The Nd 435 Optical Receiver Nodes is a high-efficiency, compact, and rugged optical receiver designed to meet the demanding requirements of modern CATV and FTTx networks. This state-of-the-art device is engineered to convert optical signals into RF signals with exceptional clarity and signal integrity, making it an ideal solution for long-distance signal distribution and last-mile connectivity.

Combining advanced optical reception technology with reliable performance and easy installation, the ND-435 Optical Receiver is suitable for a wide range of applications including residential broadband delivery, digital TV signal transmission, and hybrid fiber-coaxial (HFC) networks.


Product Overview

The ND-435 Optical Receiver Node supports a wide range of optical input levels and delivers strong, stable RF outputs over a broad frequency range. Built with premium components and advanced amplification technology, this receiver ensures minimal signal distortion and excellent noise performance.

Its rugged outdoor housing, superior surge protection, and low power consumption make it a long-lasting solution even in harsh environments. Whether you are upgrading your network infrastructure or deploying a new FTTx solution, the ND-435 provides outstanding performance and flexibility.


Key Features of ND-435 Optical Receiver Nodes

  • Wide Optical Input Range
    Supports an input optical power range from -9 dBm to +2 dBm, enabling stable performance across various network conditions and distances.

  • High Output RF Level
    Delivers a strong RF output level, typically up to 108 dBμV, ensuring excellent signal quality for multiple downstream subscribers.

  • Low Noise, High Linearity
    Equipped with low-noise amplification circuits to minimize distortion and maintain signal clarity, even with fluctuating input levels.

  • Built-in Optical AGC (Automatic Gain Control)
    Automatically adjusts signal levels for consistent output regardless of optical input variations, improving system reliability and user experience.

  • Excellent Frequency Response
    Covers a broad frequency range (typically 45 MHz to 1000 MHz), suitable for analog and digital TV services, high-speed internet, and more.

  • Rugged Weatherproof Housing
    The cast aluminum housing is designed for outdoor mounting, providing IP65-rated protection against dust, moisture, and environmental wear.

  • LED Status Indicators
    Easy-to-read LED lights display power and signal status for quick troubleshooting and maintenance.

  • Surge Protection
    Integrated surge protection guards internal circuits from lightning strikes and voltage spikes.

  • Flexible Deployment Options
    Can be installed on utility poles, in cabinets, or within subscriber premises, depending on network architecture and coverage requirements.


Applications

The ND-435 Optical Receiver Node is versatile and reliable, making it suitable for various network applications:

  • CATV Distribution Networks
    Perfect for extending analog and digital cable TV services over long distances in HFC networks.

  • FTTx Deployments
    Converts optical signals at the last mile, providing high-quality RF output to end-users in fiber-to-the-home or fiber-to-the-building installations.

  • MDU and Community TV Systems
    Ideal for multi-dwelling units and large housing communities requiring a consistent and stable TV signal.

  • Broadband Access Networks
    Supports broadband internet and digital television services simultaneously through coaxial infrastructure.

  • Campus and Institutional Networks
    Deployed in universities, hospitals, and corporate campuses for internal video distribution and information services.


Advantages of ND-435 Optical Receiver Nodes

  • Compact and Lightweight
    Small form factor and easy installation design allow for quick deployment and reduced labor costs.

  • Energy Efficient
    Consumes less power while maintaining optimal performance, making it ideal for energy-conscious network operators.

  • Reliable Performance in Harsh Environments
    Built to withstand extreme weather and temperature conditions for continuous, uninterrupted service.

  • High Scalability
    Easily integrates into expanding networks, supporting the growth of user bases without compromising performance.


Conclusion

The ND-435 Optical Receiver Node is a reliable, feature-rich solution for efficient fiber-to-coax signal conversion in modern cable and broadband networks. With its superior optical reception, high RF output, and durable design, it ensures clear signal delivery, high performance, and long-term value. Whether used in FTTx rollouts or traditional HFC systems, the ND-435 enhances your network with strength, stability, and simplicity.

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