FIBER OPTIC

TRAINING OBJECTIVES 

1. Measuring fiber characteristics
2. Verifying and troubleshooting with lost test set and OTDR
3. Building, testing and repairing connectors and splices
4. Selecting the appropriate fibers and cables to meet your needs
5. Identifying and working around fiber-optic installation problems
6. Predicting design performance and verifying after the actual installation
7. Making sense of OTDR traces

IN THIS TRAINING, YOU WILL LEARN HOW TO

1. Implement fiber-optic technologies within your organization
2. Match your fiber-optic system to your communications needs
3. Test, troubleshoot, maintain and upgrade fiber-optic systems
4. Perform acceptance and maintenance tests using a loss set and OTDR
5. Fabricate fiber-optic splices and connectors
6. Ensure that design specifications will work in the “real world”

PREREQUISITES :

The experience in telecommunications environment is the prerequisite those who seek this course program. In this course, you gain the practical skills and confidence to implement fiber-optic technologies in your organization. Through extensive hands-on exercises, you learn to build, test, troubleshoot and maintain fiber-optic systems

TRAINING MATERIAL OUTLINE:

Fiber Types and Materials

• How fibers guide light
• Differentiating between core and cladding
• Index of refraction
• Light rays and light waves
• Singlemode fiber (SMF) and multimode fiber (MMF)
• How SMF and MMF are different
• Choosing fiber based upon your communication needs
• Trading ease of use for highest performance
• Planning for the future

Specifying Fibers

• Loss and attenuation of fibers
• Understanding how loss is measured
• Inherent loss factors: scattering and absorption
• The effect of light color on loss
• Using a loss test set
• Budgeting the loss
• Bandwidth: the capacity for information
• Causes of distortion
• Dispersion
• Modes
• When bandwidth is an issue
• Physical sizes of fiber
• Why fibers have different sizes
• The impact of numerical aperture
• Dealing with manufacturing tolerances

Using Fiber Optic Transmitters and receivers

• Light sources
• 1st, 2nd and 3rd “windows”
• LEDs vs. lasers
• Wavelength division multiplexing
• Detecting light with photodiodes
• Wavelength agility
• How to factor in speed
• What to look for in test instrumentation
• Responsivity : the calibration factor

Designing Cable Plants

• Indoor cable
• Structural issues: connection, identification and installation
• Abiding by the fire code
• Why tight buffer is common
• Outdoor cable
• Underground vs. aerial cable
• Loose tube
• Ribbon
• Slotted core
• Avoiding moisture contamination
• Benefiting from structured cabling options
• Surveying structured cabling standards
• Vendor interpretations

Verifying Cable Installations: Testing Tips and Techniques

• Acceptance testing
• Testing continuity: the first step
• Examining cable plant loss
• Locating mismatch problems
• Troubleshooting fiber systems
• Knowing when to troubleshoot
• Common steps to identify the problem
• Sources of difficulty you should know

OTDR : Optical Time Domain Reflectometer

• Testing fiber paths with OTDR
• Using the OTDR before, during and after cable
• installation
• Safety concerns
• Interpreting OTDR traces
• Capabilities and limitations of OTDR
• Relying on your own interpretation

Selection Connectors and Splices

• Quality factors
• Throughput and return loss
• Cost differentials
• Durability
• Fresnell reflection and index matching
• Mechanical and fusion splices
• When to consider fusion splicing
• Pros and cons of mechanical splicing
• Identifying different types of connectors (ST, SC, FC, SMA, Biconic, D4, Non-ontact and physical contact/PC)

Building Connectors and Splices

• Practical fiber termination
• Installing ST connectors
• Joining fibers with mechanical splices
• Tuning splices
• Repairing connectors

Cutting Edge Technologies

• Advanced fiber-optic components
• Fiber couplers
• Optical amplifiers
• Wavelength Division Multiplexers (WDM)
• Advantages of specialty fibers

WHO SHOULD ATTEND THIS TRAINING?

Technicians, installers, supervisors, engineers, designers and contractors

INSTRUCTOR

Miftakhul Hudha, S.T, M.Eng & Team