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General Class: 2019–2023
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G1: Commission's Rules
G2: Operating Procedures
G3: Radio Wave Propagation
G4: Amateur Radio Practices
G5: Electrical Principles
G6: Circuit Components
G7: Practical Circuits
G8: Signals and Emissions
G9: Antennas and Feedlines
G0: Electrical and RF Safety
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Element 3
G9
G9D
G9D07
G9D07:
Which of the following describes a log periodic antenna?
Element length and spacing vary logarithmically along the boom
Impedance varies periodically as a function of frequency
Gain varies logarithmically as a function of frequency
SWR varies periodically as a function of boom length
G9D01
G9D02
G9D03
G9D04
G9D05
G9D06
G9D07
G9D08
G9D09
G9D10
G9D11
G9D12
G9D13