The document discusses different types of radio communication bands and propagation, including VLF, LF, MF, HF, VHF, UHF, SHF, EHF, terrestrial microwave, and cellular systems. It provides figures illustrating concepts like parabolic dish antennas, horn antennas, geosynchronous orbit, and cellular bands.

1. Radio Communication Band
Figure 7-21
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2. Figure 7-22
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Propagation Types

3. VLF
LF
Figure 7-23, 24
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4. MF
HF
Figure 7-25, 26
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5. VHF
UHF
Figure 7-27, 28
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6. SHF
EHF
Figure 7-29, 30
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7. Terrestrial Microwave
Figure 7-31
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8. Parabolic Dish Antenna
Figure 7-32
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9. Horn Antenna
Figure 7-33
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10. Satellite Communication
Figure 7-34
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11. Geosynchronous Orbit
Figure 7-35
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12. Figure 7-36
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Cellular System

13. Cellular Bands
Figure 7-37
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