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G1: Commission's Rules
G2: Operating Procedures
G3: Radio Wave Propagation
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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
G9D11
G9D11:
Which of the following is a disadvantage of multiband antennas?
They present low impedance on all design frequencies
They must be used with an antenna tuner
They must be fed with open wire line
They have poor harmonic rejection
G9D01
G9D02
G9D03
G9D04
G9D05
G9D06
G9D07
G9D08
G9D09
G9D10
G9D11
G9D12
G9D13