1 Introduction to Radio Communication Part II Fundamentals 2 Radio-Wave Propagation Radio Waves The Electromagnetic Wave: A Brief Review Isotropic Sources The Earth's Atmosphere EM Wave Propagation Phenomena Propagation Paths lonospheric Propagation Propagation Predictions The Magie of Radio 3 Antenna Basics Circuit Fundamentals Fields The Hertzian Dipole The Half-Wave Dipole Standing Waves Velocity of Propagation and Antenna Length Antenna Resistance and Losses Half-Wave Dipole Feedpoint Impedance 4 Transmission Lines and Impedance Matching Types of Transmission Lines Transmission Line Characteristic Impedance . Other Transmission Line Characteristics Transmission Line Responses Standing Wave Ratio Impedance Matching in Antenna Systems 5 Antenna Arrays and Array Gain All-Driven Arrays Parasitic Arrays Ground Effects High-Frequency Building-Block Antennas Dipoles and Doublets The Dipole Feedpoint The Dipole Radiation Pattern Tuning the Dipole Antenna Other Dipoles 1 Summary Large Wire Loop Antennas k/l Large Loops IX Large Loops Ik Bisąuare Loop Antenna Near-Vertical Incidence Skywave (NVIS) Antenna Multiband and Tunable Wire Antennas Multiband Antennas Tuned Feeder Antennas Longwire Antenna Off-Center-Fed Dipole Vertically Polarized Antennas Vertical Dipole Grounded Vertical Monopole Elevated Ground-Plane Antenna Vertical versus Horizontal Polarization Supporting the Yertical Antenna Directional High-Frequency Antenna Arrays Wire Arrays Longwire Antennas Arrays of Longwires Bobtail Curtain Half-Square 20-m ZL-Special Beam Vertical Arrays Directivity and Phasing Two-Element Array 360-Degree Directional Array Four-Square Array Receive-Only Vertical Arrays Grounding 12 The Yagi-Uda Beam Antenna Theory of Operation Three-Element Yagi Antennas Yagi Antennas with Four or More Elements Yagi Construction WireYagis Multiband Yagis Yagis with Loaded Elements Feeding the Yagi Moxon Beam Stacking Yagi Antennas Rolling Your Own Further Reading Cubical Quads and Delta Loops Cubical Quad Delta Loop Diamond Loop Concluding Thoughts PartVHigh-Frequency Antennas for Specialized Uses 14 Receiving Antennas for High Frequency Beverage or "Wave" Antenna Phased Beverages Snake or BOG Antenna Receiving Loops The EWE Antenna Pennants, Flags, and the K9AY Loop Longwire Antennas Hidden and Limited-Space Antennas Hidden Antennas Limited-SpaceAntennas 16 Mobile and Marinę Antennas Mobile Antennas for VHF and UHF Mobile Antennas for HF and MF Marinę Radio Antennas Emergency and Portable Antennas Improving Radiator Efficiency Reducing Ground Losses Selecting the Right Polarization Temporary Supports The Yagi-Uda Beam Antenna Theory of Operation Three-Element Yagi Antennas Yagi Antennas with Four or More Elements Yagi Construction Wire Yagis Multiband Yagis Yagis with Loaded Elements Feeding the Yagi Moxon Beam Stacking Yagi Antennas Rolling Your Own Further Reading 6 Cubical Quads and Delta Loops Cubical Quad Delta Loop Diamond Loop Concluding Thoughts Part V High-Frequency Antennas for Specialized Uses 7 Receiving Antennas for High Freąuency Beverage or "Wave" Antenna Phased Beverages Snake or BOG Antenna Receiving Loops The EWE Antenna Pennants, Flags, and the K9AY Loop Longwire Antennas 8 Hidden and Limited-Space Antennas Hidden Antennas Limited-Space Antennas 9 Mobile and Marinę Antennas Mobile Antennas for VHF and UHF Mobile Antennas for HF and MF Marinę Radio Antennas 10 Emergency and Portable Antennas Improving Radiator Efficiency Reducing Ground Losses Selecting the Right Polarization Temporary Supports Summary Antennas for Other Frequencies Antennas for 160 Meters Vertical Monopoles Horizontal Antennas Inverted-L Antennas Receiving on the Transmit Antenna VHF and UHF Antennas Ground-Plane Vertical Coaxial Vertical 5/8-Wavelength 2-Meter Antenna J-Pole Antennas Collinear Vertical Grounds for Ground-Plane Verticals Yagi Antennas Halo Antennas Quad Beam Antennas VHF/UHF Scanner Band Antennas VHF/UHF Antenna Impedance Matching Microwave Waveguides and Antennas Waveguides Micro wave Antennas Antenna Noise Temperaturę Noise Factor, Noise Figurę, and Noise Temperaturę 11Radio Astronomy Antennas General Considerations Listening to "Ol' Sol" Signals from Jupiter Ring Antenna DDRR Helical Antennas Multiple Helical Antennas Interferometer Antennas Radio Direction-Finding (RDF) Antennas Field Improvisation Loop Antennas for RDF Sense Antenna Circuit RDF at VHF and UHF Fox Hunting Shortwave and AM BCB "Skip" RDF Doppler RDF Antennas Wullenweber Array Time Difference of Arrival (TDOA) Array Switched-Pattern RDF Antennas Summary Part VII Timing, Troubleshooting, and Design Aids Antenna Tuners (ATUs) ATU Circuit Configurations Transmatch Circuit Baluns Ferrite Core Inductors Antenna Modeling Software Under the Hood A Typical NEC-2 GUI Recently Added Features Other Considerations Terrain and Propagation Modeling Software Summary The Smith Chart Smith Chart Components Smith Chart Applications Testing and Troubleshooting A Review of SWR Impedance Bridges RF Noise Bridges Dip Oscillators RF Wattmeters and VSWR Meters SWR Analyzers Vector Network Analyzers Dummy Loads Documenting Antenna System Measurements Part VIII Mechanical Construction and lnstallationTechniques 12 Supports for Wires and Verticals Antenna Safety Wire Antenna Construction Supporting the Wire Antenna Installing Vertical Antennas 13 Towers Types of Towers Tower Fundamentals Guyed Towers Switched-Pattern RDF Antennas Summary Part VII Tuning,Troubleshooting, and Design Aids 14 Antenna Tuners (ATUs) ATU Circuit Configurations Transmatch Circuit Baluns Ferrite Core Inductors 15 Antenna Modeling Software Under the Hood A Typical NEC-2 GUI Recently Added Features Other Considerations Terrain and Propagation Modeling Software Summary 16 The Smith Chart Smith Chart Components Smith Chart Applications 17 Testing and Troubleshooting A Review of SWR Impedance Bridges RF Noise Bridges Dip Oscillators RF Wattmeters and VSWR Meters SWR Analyzers Vector Network Analyzers Dummy Loads Documenting Antenna System Measurements Part VIII Mechanical Construction and lnstallationTechniques 18 Supports for Wires and Verticals Antenna Safety Wire Antenna Construction Supporting the Wire Antenna Installing Vertical Antennas 19 Towers Types of Towers Tower Fundamentals Guyed Towers Bracketed Towers Foldover Towers Crank-up Towers Self-Supporting Towers Tower Bases Guy Wires and Anchors Erecting the Tower Rotators, Masts, and Thrust Bearings Preowned Towers and Accessories Reąuired Reading Grounding for Safety and Performance Grounding for Lightning Protection Grounding for Power Distribution Safety Station Grounding Grounds for Antenna Efficiency Zoning, Restrictive Covenants, and Neighbors Public Sector Restraints Private Sector Restraints Finał Thoughts For Additional Reading Useful Math Suppliers and Other Resources