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DWDM Mux/DeMux Module
Passive Components > WDM & Splitters

DWDM Mux/DeMux Module

DWDM multiplexer / demultiplexer modules for high-capacity dense wavelength transport.

PDR DWDM Mux/DeMux supports 4/8/16-channel ITU-T C20–C60 DWDM (1520–1570 nm, 100 GHz) in ABS or 1U rack formats with low loss, >30 dB isolation, and >45 dB return loss.
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Technical Specifications

Channel Configurations4 Channel | 8 Channel | 16 Channel
Insertion Loss, ABS Module4ch: ≤2.0 dB | 8ch: ≤3.0 dB | 16ch: ≤4.8 dB
Insertion Loss, 1U Rack Equipment4ch: ≤2.2 dB | 8ch: ≤3.2 dB | 16ch: ≤5.0 dB
ITU ChannelsC20, C60 (C20, C21, C22 … C58, C59, C60)
Operating Wavelength1520 to 1570 nm
Min. Channel Spacing100 GHz
Passband (−0.5 dB bandwidth)±0.11 nm
Isolation, Adjacent Channel> 30 dB
Isolation, Non-Adjacent Channel> 40 dB
Passband Ripple≤0.30 dB
Polarization Dependent Loss (PDL)≤0.30 dB
Polarization Mode Dispersion (PMD)< 0.10 ps
Return Loss> 45 dB
Directivity> 50 dB

Key Features

  • Available in compact ABS module (100×80×10 mm / 120×80×18 mm) and 1U rack equipment form factors
  • Supports 4, 8, and 16 channel configurations covering ITU-T channels C20 to C60
  • Low insertion loss: ≤2.0 dB (4ch), ≤3.0 dB (8ch), ≤4.8 dB (16ch) for ABS module
  • Operating wavelength range 1520 to 1570 nm with 100 GHz minimum channel spacing
  • High channel isolation: >30 dB adjacent channel, >40 dB non-adjacent channel
  • Low passband ripple (≤0.30 dB) and polarization dependent loss (≤0.30 dB)

Applications & Use Cases

  • CATV and cable television headend signal multiplexing and distribution
  • Dense WDM (DWDM) transport systems for long-haul and metro network capacity expansion
  • Optical network monitoring and wavelength management in carrier-grade systems
  • Test and measurement equipment for wavelength-selective optical characterisation