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Amateur Extra Class: 2020–2024
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Sections
E1: Commission's Rules
E2: Operating Procedures
E3: Radio Wave Propagation
E4: Amateur Practices
E5: Electrical Principles
E6: Circuit Components
E7: Practical Circuits
E8: Signals and Emissions
E9: Antennas and Transmission Lines
E0: Safety
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Element 4
E5
E5D
E5D01
E5D01:
What is the result of skin effect?
As frequency increases, RF current flows in a thinner layer of the conductor, closer to the surface
As frequency decreases, RF current flows in a thinner layer of the conductor, closer to the surface
Thermal effects on the surface of the conductor increase the impedance
Thermal effects on the surface of the conductor decrease the impedance
E5D01
E5D02
E5D03
E5D04
E5D05
E5D06
E5D07
E5D08
E5D09
E5D10
E5D11
E5D12
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E5D14
E5D15