Advanced RF training course description
This course provides a follow on to our popular RF fundamentals course for those that need to know more.
What will you learn
Explain RF propagation
Describe the importance of transmission lines in RF systems.
Recognise the issues in RF systems.
Describe transmission measurements.
Advanced RF training course details
Who will benefit:
Those working with RF systems.
Prerequisites:
RF fundamentals.
Duration
3 days
Advanced RF training course contents
RF propagation
The Electromagnetic Spectrum, Electromagnetic
Radiation, Spherical Wave Front, The Space
Wave, Receive Antenna below the Horizon,
Bending the Space Wave , Surface Wave
Path, Tilting of Surface Wave, Conductivity,
Layers of the Atmosphere, Variations of the
Ionosphere, Variations caused by Solar Activity,
Multi Hop Transmission, Classification of Radio
Waves, Fading, Fading Reduction, Free Space
Path Loss, Shadowing of Radio Wave, Signal
Levels after Shadowing, Radio Waves as
Wavelets, Fresnel Zone.
Transmission Lines
Transmission Line Construction, Primary Line
Constants, 'T' Networks, Input Impedence,
Lossless Unbalanced Line, Standing Waves,
Open Circuit / Short Circuit Termination, Short
Circuit Standing Waves, Open Circuit Standing
Waves, Voltage Standing Wave Pattern, Short
Circuit Termination, Open Circuit Termination,
The Directional Coupler, Effect of E and M
Coupling, Practical Reflectometer.
Antenna Theory
The Open Circuit Line, Dipole V/I Distribution,
Polar Diagram, Power Pattern ½ Wave Dipole,
Half Wave Dipole, Vehicle Mount, Centre Fed
Whip Antenna, Antenna Beamwidth, The Yagi
Array, Uda Yagi array, Antenna Characteristics,
6 Element Yagi Polar Diagram, Log Periodic
Antenna, Helical Antenna. Microwave Dish
Array, Typical Microwave Dish Antenna.
Transmission Measurements
Transmission Measurements, Effective Isotropic
Radiated Power, Fade Margin.
Noise
Noise in Communications, Noise Voltage
Equivalent Circuit.
Satellite Communications
Satellite Communications, Large Earth Station,
The Satellite Payload, Geo Stationary Orbit,
Basic Orbits, VSAT Terminal, Iridium Phone,
The Space Segment, Satellite Footprint, Typical
System Hardware.
Mobile Communications
Mobile Evolution, The Path to UMTS,
Technologies Bit Rate and Mobility, Systems
and Specifications, Wireless Networks,
Diffraction, Multi Path Propagation, Loss
Models, GSM Architecture, OSI Model - GSM,
OSI Reference Model, OSI Layers.