Principles of Radio Wave Propagation
Lesson 1: Principles of Wave Propagation
Introduction - ss0130a0007
Radio wave propagation. - ss0130a0008
Figure 1-2. Elements of a wave.
Figure 1-3. Comparison of waves with different amplitudes
Electromagnetic spectrum.
Figure 1-4. Electromagnetic spectrum.
Figure 1-5. Simple radio communication system.
Table 1-1. Radio frequency bands.
Figure 1-6. Vertical and horizontal polarization.
Figure 1-7. Wave shapes.
Figure 1-8. Amplitude-modulated system.
Behavior of radio waves in different media.
Figure 1-10. Reflection and refraction of a light beam.
Summary. - ss0130a0020
Lesson 1 Practice Exercise - ss0130a0022
Lesson 1 Practice Exercise-cont. - ss0130a0023
Lesson 1 Practice Exercise Answer Key and Feedback - ss0130a0024
Lesson 1 Practice Exercise Answer Key and Feedback-cont. - ss0130a0025
Lesson 2: Principles of Ground Wave Propagation
Introduction - ss0130a0027
Figure 2-1. Ground waves and sky waves.
Figure 2-2. Layers of the Earth's atmosphere.
Figure 2-3. Surface wave propagation.
Table 2-1. Surface conductivity.
Figure 2-4. Space wave propagation.
Summary. - ss0130a0033
Lesson 2 Practice Exercise - ss0130a0034
Lesson 2 Practice Exercise-cont. - ss0130a0035
Lesson 2 Practice Exercise Answer Key and Feedback - ss0130a0036
Lesson 2 Practice Exercise Answer Key and Feedback-cont. - ss0130a0037
Lesson 3: Principles of Sky Wave Propagation
Introduction - ss0130a0039
Ionosphere.
Figure 3-1. Layers of the ionosphere.
Figure 3-2. Effects of ionospheric density on radio waves
Figure 3-3. Frequency versus refraction and distance
Figure 3-5. Effect of frequency on the critical angle.
Figure 3-7. Ray paths for a fixed frequency with varying angles of incidence.
Obstacles to propagation.
Variations in the ionosphere
Summary. - ss0130a0048
Summary-cont. - ss0130a0049
Lesson 3 Practice Exercise - ss0130a0050
Lesson 3 Practice Exercise-cont. - ss0130a0051
Lesson 3 Practice Exercise Answer Key and Feedback - ss0130a0052
Lesson 3 Practice Exercise Answer Key and Feedback-cont. - ss0130a0053
Lesson 1: Principles of Wave Propagation
Introduction - ss0130a0007
Radio wave propagation. - ss0130a0008
Figure 1-2. Elements of a wave.
Figure 1-3. Comparison of waves with different amplitudes
Electromagnetic spectrum.
Figure 1-4. Electromagnetic spectrum.
Figure 1-5. Simple radio communication system.
Table 1-1. Radio frequency bands.
Figure 1-6. Vertical and horizontal polarization.
Figure 1-7. Wave shapes.
Figure 1-8. Amplitude-modulated system.
Behavior of radio waves in different media.
Figure 1-10. Reflection and refraction of a light beam.
Summary. - ss0130a0020
Lesson 1 Practice Exercise - ss0130a0022
Lesson 1 Practice Exercise-cont. - ss0130a0023
Lesson 1 Practice Exercise Answer Key and Feedback - ss0130a0024
Lesson 1 Practice Exercise Answer Key and Feedback-cont. - ss0130a0025
Lesson 2: Principles of Ground Wave Propagation
Introduction - ss0130a0027
Figure 2-1. Ground waves and sky waves.
Figure 2-2. Layers of the Earth's atmosphere.
Figure 2-3. Surface wave propagation.
Table 2-1. Surface conductivity.
Figure 2-4. Space wave propagation.
Summary. - ss0130a0033
Lesson 2 Practice Exercise - ss0130a0034
Lesson 2 Practice Exercise-cont. - ss0130a0035
Lesson 2 Practice Exercise Answer Key and Feedback - ss0130a0036
Lesson 2 Practice Exercise Answer Key and Feedback-cont. - ss0130a0037
Lesson 3: Principles of Sky Wave Propagation
Introduction - ss0130a0039
Ionosphere.
Figure 3-1. Layers of the ionosphere.
Figure 3-2. Effects of ionospheric density on radio waves
Figure 3-3. Frequency versus refraction and distance
Figure 3-5. Effect of frequency on the critical angle.
Figure 3-7. Ray paths for a fixed frequency with varying angles of incidence.
Obstacles to propagation.
Variations in the ionosphere
Summary. - ss0130a0048
Summary-cont. - ss0130a0049
Lesson 3 Practice Exercise - ss0130a0050
Lesson 3 Practice Exercise-cont. - ss0130a0051
Lesson 3 Practice Exercise Answer Key and Feedback - ss0130a0052
Lesson 3 Practice Exercise Answer Key and Feedback-cont. - ss0130a0053
