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FIBR0006 Certified Fiber Characterization Technician (CFCT)

Course Duration
5-day Instructor-led

Course Objectives

After attending the course, participants will be able to,

  • Recognise different types of single mode fibres and identify their characteristics
  • Work safely when carrying out fibre characterisation tasks
  • Clean all types of fibre optic connectors effectively
  • Carry out video inspection of connector end faces and store the images
  • Carry out insertion loss measurements, verify their validity and record the results
  • Set up an OTDR correctly for optimum performance
  • Analyse OTDR traces and event tables for evidence of problems
  • Store OTDR traces efficiently with full information and meaningful file names
  • Carry out chromatic dispersion measurements, verify their validity and record the results
  • Carry out polarisation mode dispersion measurements, verify their validity and record the results
  • Carry out spectral attenuation measurements, verify their validity and record the results


Course Overview

Learn to carry out the measurements for the key tests required on telecoms fibre links in order to characterize them for high data rate and extended wavelength applications. This program is focused on the practicalities of carry out the actual measurements efficiently, verifying that the acquired data is valid, storing the results methodically and filling in test documentation correctly.

You'll use a variety of equipment, methods and procedures. Fibre characterization tasks covered include insertion loss, return loss and OTDR testing, as well as carrying out chromatic dispersion, polarization mode dispersion and spectral attenuation measurements. There is the opportunity to spend sufficient time on OTDR testing so you can be sure that you can optimize the measurement parameters to get the best possible traces and analyze them to identify any potential problems.


Key Benefits

At the end of the course delegates will gain well knowledge on how to perform the trace analysis and OTDR demonstration and finally they will be certified as Fiber Optic Technician on Testing.


Pre-Requisites for Participants

Certified Fiber Optic Technician - OSP certification and Certified Fiber Optic Technician - Testing certification


Who Should Attend?

This advanced course assumes that you have experience of working with fibre optics and carrying out some basic testing. If you have responsibility for specifying test methods, purchasing test equipment, analysing the test results producing reports then you will need the more in-depth Engineer grade course.


Course Outline
MODULE 1: FIBRE REVIEW

  • Introduction
    • Fibre Theory
    • Fibre and System Standards
  • Single mode Fibres
    • Transmission Basics
    • Fibre Composition and Types
  • Connectors
    • Connector Polishes
    • Connectorisation Issues
    • Visual Inspection
    • Cleaning and Reflectance
  • Test Equipment
    • OSP Test Equipment
    • Dispersion Test Equipment
  • Installation
  • System Overview
    • Active and Passive Devices
  • Dispersion
    • Pulse Spreading
    • Dispersion Penalties
    • Dispersion Compensation
  • Chromatic Dispersion
    • Components
    • Measurements
    • Test Methods
  • Polarization Mode Dispersion
    • Polarization States
    • Components
    • Measurements
    • Test Methods


MODULE 2: OTDRs

  • OTDR Theory and Operation
    • How the OTDR Works
    • Platform OTDRs
    • OTDR Settings and Menus
    • Acceptance Testing
    • Testing the Outside Plant
  • OTDR Setup
    • Calibrate an OTDR to match fiber specifications
  • Loss Measurement
    • Splice Loss
    • Span Optical Return Loss
  • Restoration
  • Measuring Reflectance
    • Proper use of deadzone boxes and terminators
    • Measure connector reflectance with an OTDR


MODULE 3: CHROMATIC DISPERSION (CD)

  • Chromatic dispersion basics
  • Fibre types & management


MODULE 4: POLARISATION MODE DISPERSION (PMD)

  • Polarisation
    • Birefringence
    • Fibre effects
    • Mode coupling
  • PMD Field Measurements
    • Measurement principles
    • Problems
    • Procedures & calibration


LAB: CD and PMD

  • Build and test an 80-km G.655 span
  • Build and test a 50-km G.652 span
  • Test and document polarization mode dispersion
  • Test and document chromatic dispersion
  • Demonstration of optical and fibre mismatches
  • Cleaning practices
  • Visual inspection
  • Test after insertion of dispersion compensating modules
  • Documentation


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