CWDM 8 Channels High Quality ONU DEMUX Module Multiplexer

Overview of CWDM 8 Channels:

The CWDM 8 Channels (Coarse Wavelength Division Multiplexing) Mux DEMUX module is a passive optical device designed for cost-effective and flexible short-distance transmission. Based on Free Space technology, this unit can function as both a multiplexer and de-multiplexer, facilitating efficient wavelength management in optical networks.

It adheres to the ITU-T G.694.2 standard and maximizes the capacity of the C-band range. The device is compatible with CWDM optical transceivers and Optical Add-Drop Multiplexers (OADM), supporting a variety of network architectures from simple point-to-point connections to complex amplified ring configurations.

Key Features:

1. Wavelength Range:
   • 8 Channels: Covers wavelengths from 1470 nm to 1610 nm.
   • Channel Spacing: 20 nm, reducing interference and crosstalk between channels.
2. Performance Parameters:
   • Insertion Loss:
     • Typical: 2.0 dB
     • Maximum: ≤ 2.4 dB
     • At 1% Monitor Port: ≤ 24.3 dB
     • At Expansion Port: ≤ 2.4 dB
   • Channel Passband: ± 6.5 nm ensures stable data transmission within the designated wavelength range.
   • Passband Ripple: ≤ 0.5 dB ensures minimal signal distortion.
3. Isolation and Signal Integrity:
   • Channel Isolation:
     • Adjacent Channels: ≥ 30 dB
     • Non-Adjacent Channels: ≥ 40 dB
   • Return Loss: ≥ 45 dB, reducing reflection and improving signal quality.
   • Directivity: ≥ 50 dB ensures high separation between input and output signals.
   • Polarization Dependent Loss (PDL): ≤ 0.3 dB ensures performance stability regardless of the light’s polarization.
   • Polarization Mode Dispersion (PMD): ≤ 0.1 ps, minimizing the impact of polarization on signal transmission.
4. Expansion and Monitoring:
   • Expansion Port Passband: 1260 nm to 1457 nm, allowing for additional channel capacity.
   • Monitor Port: Provides easy access for signal monitoring without disrupting the main signal path.
5. Robust Design:
   • Technology: Utilizes Free Space technology for efficient and reliable signal processing.
   • Power Handling: Up to 500 mW, suitable for high-power applications.
   • Operating Temperature: -40°C to 85°C, ensuring reliable operation in various environmental conditions.
   • Storage Temperature: -40°C to 85°C, allowing safe storage in extreme temperatures.
6. Physical Specifications:
   • Dimensions: 1.73″ x 8.35″ x 10.04″ (44 mm x 212 mm x 255 mm)
   • Connector Type: LC/UPC, ensuring compatibility with standard optical interfaces.
   • Form Factor: FMU Plug-in Module, facilitating easy installation and integration into existing systems.

Applications of CWDM 8 Channels:

• Telecommunications: Enhances fiber optic network capacity by multiplexing multiple data streams.
• Data Centers: Supports high-speed data transmission and expands network capacity.
• Enterprise Networks: Provides scalable bandwidth solutions for large-scale network infrastructures.
• Metro and Access Networks: Facilitates efficient deployment and management of metro networks.

The 8 Channel CWDM Mux DEMUX is an ideal solution for enhancing network capacity and flexibility while maintaining high performance and reliability in various optical network configurations.

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