Introduction - SS034560006
Lesson 1. Fundamental of Radio Communications - SS034560008
Figure 1. Block Diagram of Basic Radio Set.
Radio receiver. - SS034560010
Figure 4. Block Diagram of Detector and RF Amplifier.
Figure 6. Radiation of Radio Waves From a Vertical Antenna.
Figure 7. Wavelength of a Radio Wave.
Frequency bands.
Learning Event 3: Methods of Transmission
Amplitude modulation (AM)
Amplitude modulation (AM) (Cont)
Figure 9. Waveshape.
Frequency modulation (FM)
Figure 10. Examples of Voice-Sound Wave.
Practice Exercise - SS034560021
Practice Exercise (Cont) - SS034560022
Practice Exercise (Cont) - SS034560023
Lesson 1. Fundamental of Radio Communications - SS034560024
Lesson 2. Propagation of radio waves - SS034560025
Radiation.
Figure 11. Components of Electromagnetic Wave.
Learning Event 2: Microwave Multichannel Radio Systems
Figure 12. Typical Radio System.
Radio frequency spectrum use by microwave multichannel radio.
Figure 13. RF Spectrum Use by Microwave Multichannel Radio.
Learning Event 3: Microwave Multichannel Radio Antennas
Figure 14. Electromagnetic Wave Component.
Antenna radiation patterns.
Figure 15. Antenna Radiation Patterns.
Figure 16. Example of a Direction Lobe.
Antennas used in the VHF and UHF ranges.
Figure 17. Parabolic Reflector Antennas.
Polarization of antennas.
Polarization effects over tropospheric scatter paths
Practice Exercise - SS034560041
Practice Exercise (cont) - SS034560042
Practice Exercise (cont) - SS034560043
Lesson 2. Propagation of radio waves - SS034560044
Lesson 3. System alignment - SS034560045
Learning Event 2: Noise and Interference
Interference from natural sources.
Some of the common conditions that cause mutual interference
Learning Event 3: Fading
Microwave multichannel fading aspects.
One percent microwave multichannel fading.
Figure 18. Examples of Space Diversity.
Space density.
Figure 19. Space Diversity Antenna Arrangement.
Frequency diversity
Practice Exercise - SS034560056
Practice Exercise (cont) - SS034560057
Practice Exercise (cont) - SS034560058
Lesson 3. System alignment - SS034560059
Answers to Practice Exercises - SS034560060
Answers to Practice Exercises (cont) - SS034560061
Fundamentals of Microwave Communications
Lesson 1. Fundamental of Radio Communications - SS034560008
Figure 1. Block Diagram of Basic Radio Set.
Radio receiver. - SS034560010
Figure 4. Block Diagram of Detector and RF Amplifier.
Figure 6. Radiation of Radio Waves From a Vertical Antenna.
Figure 7. Wavelength of a Radio Wave.
Frequency bands.
Learning Event 3: Methods of Transmission
Amplitude modulation (AM)
Amplitude modulation (AM) (Cont)
Figure 9. Waveshape.
Frequency modulation (FM)
Figure 10. Examples of Voice-Sound Wave.
Practice Exercise - SS034560021
Practice Exercise (Cont) - SS034560022
Practice Exercise (Cont) - SS034560023
Lesson 1. Fundamental of Radio Communications - SS034560024
Lesson 2. Propagation of radio waves - SS034560025
Radiation.
Figure 11. Components of Electromagnetic Wave.
Learning Event 2: Microwave Multichannel Radio Systems
Figure 12. Typical Radio System.
Radio frequency spectrum use by microwave multichannel radio.
Figure 13. RF Spectrum Use by Microwave Multichannel Radio.
Learning Event 3: Microwave Multichannel Radio Antennas
Figure 14. Electromagnetic Wave Component.
Antenna radiation patterns.
Figure 15. Antenna Radiation Patterns.
Figure 16. Example of a Direction Lobe.
Antennas used in the VHF and UHF ranges.
Figure 17. Parabolic Reflector Antennas.
Polarization of antennas.
Polarization effects over tropospheric scatter paths
Practice Exercise - SS034560041
Practice Exercise (cont) - SS034560042
Practice Exercise (cont) - SS034560043
Lesson 2. Propagation of radio waves - SS034560044
Lesson 3. System alignment - SS034560045
Learning Event 2: Noise and Interference
Interference from natural sources.
Some of the common conditions that cause mutual interference
Learning Event 3: Fading
Microwave multichannel fading aspects.
One percent microwave multichannel fading.
Figure 18. Examples of Space Diversity.
Space density.
Figure 19. Space Diversity Antenna Arrangement.
Frequency diversity
Practice Exercise - SS034560056
Practice Exercise (cont) - SS034560057
Practice Exercise (cont) - SS034560058
Lesson 3. System alignment - SS034560059
Answers to Practice Exercises - SS034560060
Answers to Practice Exercises (cont) - SS034560061
Fundamentals of Microwave Communications
