City and Guilds 3667 - Internal Fibre and External Fibre (Units 2+3) Combined

5 Day Course
Hands On
Official Curriculum
Code PWL051

Book Now - 1 Delivery Method Available:

Classroom Virtual Classroom Private Group - Virtual Self-Paced Online


This popular 5-day course offers a condensed version of the City and Guilds 3667 Units 2 + 3 which are normally 3 and 4 days respectively. As such it is excellent value. It is designed for 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 and Maintenance staff who will be required to perform routine maintenance or emergency fault finding and repair.

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We work with the following best of breed training partners using our bulk buying power to bring you a wider range of dates, locations and prices.


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Introduction (3 topics)

  • Features of fibre
  • Telecommunications basics
  • Basic system components

Optical Fibre Basics (4 topics)

  • Structure
  • Materials
  • Light propagation
  • SM specifications

Fibre Safety (3 topics)

  • Fibre sharps
  • Chemicals
  • Optical & environmental hazards

Cables (1 topic)

  • Internal & external cables, types & features

Joining Fibres (3 topics)

  • Problems
  • Methods
  • Typical specifications

Fibre Connectors (2 topics)

  • Principles
  • Connector types

Cable Preparation (2 topics)

  • Tools
  • Techniques

Fibre Splicing (4 topics)

  • Principles
  • Fusion technology
  • Fibre preparation
  • Mechanical splices

Termination (3 topics)

  • Fitting connectors
  • Techniques
  • Inspection & acceptance criteria

Installation Methods (4 topics)

  • Pulling
  • Laying
  • Blowing
  • Jetting

Fibre Testing (6 topics)

  • Continuity
  • VFL
  • ILM
  • RLM
  • OTDR basics
  • Fault Location

OTDR Set-Up & Use (5 topics)

  • Wavelengths
  • Range
  • Pulse width
  • Group index
  • Backscatter coeff.

Testing Configurations (2 topics)

  • Cable drum acceptance tests
  • Installed system tests

Measurement Problems (5 topics)

  • Launch problems
  • Ghosts
  • "gainers"
  • Saturation
  • Linearity problems

PC Emulation Software (4 topics)

  • Format
  • Analysis
  • Bi-directional testing
  • Comparison & documentation

Optical Components (4 topics)

  • Transmitters & Receivers
  • Amplifiers
  • Couplers/splitters
  • WDMs

Course Review

Assessment (1 topic)

  • A short written test and an assessment of practical skills in the form of a series of set tasks.


There are no prerequisites.

Scheduled Dates

Please select from the dates below to make an enquiry or booking.


Different pricing structures are available including special offers. These include early bird, late availability, multi-place, corporate volume and self-funding rates. Please arrange a discussion with a training advisor to discover your most cost effective option.

Code Location Duration Price Sep Oct Nov Dec Jan Feb
Later scheduled dates may be available for this course.

What Our Customers Say

The training was delivered with a high level of expertise and excellence. Instructor was highly knowledgeable.”

Technical Trainer, Aviat Networks

Overall the course was really good, the trainer really understood the material and was very approachable.”

Customer Training Manager, Aviat Networks

Excellent course, informative and well-paced.”

CSE, Cisco

Course was very well outlined. Topics were great and bridged many gaps.”

System Engineer, Cable & Wireless

An excellent intro to video encoding & MPEG transport streams - I would definitely recommend it.”

Broadcast Engineer, Cisco

Definitely an excellent intro. Left me interested in learning more.”

Broadcast Engineer, Eircom

Excellent training course with real examples and practical classroom demonstrations.”

Transport Designer, Orange

Instructor knowledge and experience was excellent.”

Solutions Engineer, Akamai

Excellent course, very clear and well organised. Course content delivery was very good.”

Assistant Engineer, Dhiraagu

Very informative and appropriate.”

Network Support Technician, BT

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