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Comparison of Far Fields of Small Loop and Short Dipole, Radiation Resistances and Directivities of Small and Large Loops (Qualitative Treatment).ĭefinition, Patterns, arrays of 2 Isotropic Sources – Different Cases, Principle of Pattern Multiplication, Uniform Linear Arrays – Broadside Arrays, Endfire Arrays, EFA with Increased Directivity. Loop Antennas - Introduction, Small Loop. Radiation from Small Electric Dipole, Quarter Wave Monopole and Half Wave Dipole – Current Distributions, Field Components, Radiated Power, Radiation Resistance, Beam Width, Directivity, Effective Area and Effective Height, Natural Current Distributions, Far Fields and Patterns of Thin Linear Centre-fed Antennas of Different Lengths, Illustrative Problems. UNIT II Thin Linear Wire Antennas – Antenna Wave Propagation Notes.Fields from Oscillating Dipole, Field Zones, Shape-Impedance Considerations, Antenna Temperature, Front – to-back Ratio, Antenna Theorems, Radiation- Basic Maxwell’s Equations, Retarded Potentials – Helmholtz Theorem Beam Efficiency, Directivity-Gain-Resolution. Basic Antenna Parameters – Patterns, Beam Area, Radiation Intensity. Complete Notes – Download Link Old and Lecturer Antenna and Wave Propagation Notes links are below (only 3 units are available)
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