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53 Lessons in Real World RF Troubleshooting:
Module 0 - Welcome
Welcome
Get started!
Coordination Checklist
Jump start on coordination
Troubleshooting Flow Chart
Jump start on troubleshooting
RF Tool Kit Examples
Get started with your RF toolkit
Module 1 - RF Basics
Lesson 1.1 - What is RF
Learn History and what exactly RF is
Lesson 1.2 - Decibels
Refresh your decibel skills, learn how and why we use them in RF. Then work some decibel problems the standard way, as well as with a new shortcut.
Lesson 1.3 - The Wave Equation
Learn how to figure out wavelength of an RF wave, how it can help you and work real world problems
Lesson 1.4 - Propagation basics
Learn how radio waves travel to understand how signal gets from the microphone to the receiver.
Lesson 1.5 - Spectrum Allocation
Learn where microphones fit in in the radio spectrum. Understand what space is available and what other devices might be there that could cause interference.
Lesson 1.6 - Licensing and Certification
Learn the differences of licensed and unlicensed wireless microphone operation and how it can help you.
Lesson 1.7 - Environmental Propagation
Learn what affects the environment has on radio waves and how they can affect your show.
Lesson 1.8 - Intermodulation
Learn what intermodulation is, what causes it and how to fight it as this is a large part of having interference free shows.
Lesson 1.9 - Impedance
Learn why impedance is approached differently in RF and how it can degrade system performance.
Module 2 - Modulation
Lesson 2.1 - Amplitude Modulation
Learn what AM is, where we use it and how to avoid AM interference.
Lesson 2.2 - Frequency Modulation
Dive into the most common form of modulation for wireless microphones. Learn it's strengths and weaknesses to better understand your equipment.
Lesson 2.3 - Digital Modulation
Digital modulation has all of the buzz. Learn what it is, why it's good and why it's bad as digital modulation is taking over the industry.
Lesson 2.4 - Hybrid Modulation
Learn what hybrid Modulation is, why you might want to use it and recap key points on modulation
Module 3 - Transmitters and Receivers
Lesson 3.1 - Basic Receiver Design
Learn the basics of how a receiver works. This is useful to help you get more comfortable with your equipment and it is a prerequisite for the next lesson on receiver problem areas.
Lesson 3.2 - Receiver Problem Areas
Learn what can happen on a show site that affects different stages in the receiver to produce adverse effects.
Lesson 3.3 - Best Receiver Operation
Learn some of the on board functions of your receiver and how to set them.
Demo 3.3.1 Shure ULXD Receiver
Walk through the menus of this receiver
Demo 3.3.2 Sennheiser EW 500 G3
Walk through the menus of this receiver
Demo 3.3.3 Sennheiser EK 300 G3
Walk through the menus of this receiver
Lesson 3.4 - Understanding Receiver Specifications
Learn what different specifications mean and how to interpret them
Lesson 3.5 - Basic Transmitter Design
Learn the basic parts of a transmitter and how is works
Lesson 3.6 - Transmitter Problem Areas
Learn about some issues that can happen with transmitters
Lesson 3.7 - Best Transmitter Operation
Learn some trouble shooting tips for best transmitter operation
Demo 3.7.1 - EK300 G2 Body Pack Transmitter
walk through the menus of this transmitter
Demo 3.7.2 - Shure UR1 Body Pack Transmitter
walk through the menus of this transmitter
Demo 3.7.3 - Shure UR2 Handheld Transmitter
walk through the menus of this transmitter
Demo 3.7.4 - EW300 G3 IEM Transmitter
walk through the menus of this transmitter
Lesson 3.8 - Understanding transmitter specifications
learn what specs are important with transmitters and walk through some transmitter specifications
Module 4 - Cables and Antennas
Lesson 4.1 - Cable Basics
Learn the difference between RF cables and audio cables, their weakness and important concepts.
Lesson 4.2 - How to Choose The Right Cable
Learn how to interpret cable specifications and how to choose the right cable for the job
Lesson 4.3 - How to Test Cables
Learn how to test cables, and the different types of equipment we use to test them
Lesson 4.4 - Connectors
Learn about the different connectors we use and how to install them on coaxial cable
Lesson 4.5 - Cable Troubleshooting
Learn some tips to troubleshoot cable problems
Lesson 4.6 - Antenna Basics 1
learn some antenna fundamentals and measurement
Lesson 4.7 - Antenna Basics 2
Finish learning the basics of antennas
Lesson 4.8 - Antenna Types
Look at the different types of antennas we use in our field
Lesson 4.9 - How to choose the right antenna
Learn what you need to know to choose the right antenna
Lesson 4.10 - Antenna Placement
Learn some guide lines for placing antennas.
Module 5 - RF System Components
Lesson 5.1 - Amplifiers
Learn Amplifier specs, where to place them, where not to place them and beyond.
Lesson 5.2 - Filters
Learn why to use filters, what types to use and where to use them
Lesson 5.3 - Circulator/Isolators
Learn what circulators and isolators are, what they can do for us and where to place them in our system.
Lesson 5.4 - Multicouplers/Directional Couplers
Learn what these devices are, where they are used and how to set them up correctly.
Lesson 5.5 - Attenuators
Learn what we use attenuators for in an RF system and where to place them.
Lesson 5.6 - Duplexers/Diplexers
Learn what diplexers are, how they can help us and where to use them in a system
Lesson 5.7 - Fiber Converters
Learn why we would want to use fiber converters as well as the do's and don'ts of fiber systems
Module 6 - RF System Design
Lesson 6.1 - Link Budgets/ RF System Math
Learn the importance of RF system math and how to preform a full link budget.
Lesson 6.2 - RF System Design 1
Work RF system problems together, by choosing components and running link budgets
Lesson 6.3 - RF System Design 2
Work RF system problems together, by choosing components and running link budgets
Lesson 6.4 - Deploying and Testing the System
Now that we know how to design a system . Learn how to test it once the system you designed is deployed in real life.