City & Guilds 3666: 02 Internal Fibre & 03 External Fibre

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Who will the lesson benefit?

• Installation technicians and supervisors who will be installing either telecoms or datacoms fibre optic systems
• Managers and engineers who require an introduction to theoretical and practical aspects of fibre optics
• Test engineers who will be required to perform fibre optics system characterisation or acceptance testing
• Maintenance staff who will be required to perform routine maintenance or emergency fault finding and repair.

Contents of this class

Introduction

Features of fibre, telecommunications & basic system components

Optical Fibre Basics

Structure, materials, light propagation, MM & SM specifications

Fibre Safety

Fibre sharps, chemicals, optical & environmental hazards

Cables

Internal & external cables, types & features

Joining Fibres

Problems, methods & typical specifications

Fibre Connectors

Principles & connector types

Cable Preparation

Tools & techniques

Fibre Splicing

Principles, fusion technology, fibre preparation, mechanical splices

Termination

Fitting connectors, techniques, inspection & acceptance criteria

Cable Joint Enclosures

Requirements, types & ODFs

Installation Methods

Pulling, laying & blowing

Optical Components

Transmitters & Receivers, amplifiers, couplers/splitters, WDMs

Fibre Testing

Continuity, VFL, ILM, OTDR basics & fault locating

OTDR Set-Up & Use

Wavelengths, range, pulse width, group index

Testing Configurations

Cable drum acceptance tests & installed system tests

Measurement Problems

Launch problems, ghosts, gainers, saturation & linearity problems

Course Review

Assessment

Assessment of practical skills for each of the two qualifications, plus on-line, multiple choice tests for each unit

City & Guilds 3666: 02 Internal Fibre & 03 External Fibre / 3666-02/03

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