Question Pool -- Category E9C
What is the radiation pattern for two 1/4-wavelength vertical antennas
spaced 1/4-wavelength apart and fed in phase?
-
A.
- Substantially unidirectional
-
B.
- Elliptical
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C.
- Cardioid unidirectional
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D.
- Figure-8 end-fire in line with the antennas
Answer is B.
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