Viavi (JDSU) - C-OSA-4055

Viavi (JDSU) - C-OSA-4055


  • Field interchangeable single slot size
  • Full wavelength range 1260 to 1630 nm
  • Drift measurements for wavelength and power
  • Simple for a novice, fully featured for an expert
  • Can be combined with OTDR modules
  • Compatible with the T-BERD/MTS-4000


  • Performance verification in Metro Access Networks
  • Maintenance and troubleshooting of CWDM networks
  • Upgrade of CWDM networks
  • Spectral and drift testing of CWDM sources


The COSA-4055 is the smallest CWDM optical spectrum analyzer (OSA) on the market. The COSA-4055 module for the T-BERD®4000/MTS-4000 and T-BERD®2000/MTS-2000 platform offers the functionality and speed of an OSA in a handheld form factor at a fraction of the price of a traditional OSA. It is an ideal test tool for service providers to install, maintain and upgrade metro/access links and CWDM systems. It measures wavelengths and power levels of CWDM channels and displays the complete spectrum.


Option IDOption Description
2301/01COSA-4055 CWDM Analyzer
M4000TMTS-4000 Platform with touchscreen

Item code: 1016

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