FCC Question Pool Review

Amateur Extra Class (Element 4) • 2024-2028

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Question E9C03

From subelement E9 - E9C

E9C03
Answer: C

What type of radiation pattern is created by two 1/4-wavelength vertical antennas spaced 1/2- wavelength apart and fed in phase?

AOmni-directional
BCardioid
CA figure-eight broadside to the axis of the array
DA figure-eight end-fire along the axis of the array