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FTBx-5235 - optical spectrum analyzer

New, compact OSA designed to measure channel power and wavelength, characterize Remote PHY deployments and analyze DWDM networks

Spec sheet (PDF) User manual (PDF)

A cable operator’s best friend

EXFO’s new FTBx-5235 gives operators the power to address all the features of today’s hybrid networks—DWDM wavelengths, CWDM wavelengths and Remote PHY—with a single tool.

Key features

  • Compact, entry-level optical spectrum analyzer (OSA) for any type of WDM rollout
  • Handheld OSA with the largest screen in the industry
  • Portable and lightweight
  • Ideal for cable operators
  • Intuitive user interface
  • Highly reliable tool made by the No. 1 vendor of OSAs worldwide


  • Channel power measurement
  • Channel wavelength measurement
  • DWDM network analysis
  • Remote PHY deployment characterization

FTBx-5235 - optical spectrum analyzer

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