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Antenna & Wave PropagationAntenna Arrays

In an end-fire array, the principal radiation is directed approximately?

  • AAlong the array axis
  • BPerpendicular to the array axis
  • COnly vertically regardless of orientation
  • DEqually in all directions
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Correct Answer: A. Along the array axis
Explanation: An end-fire array is phased to produce its main beam along the array axis.
Reference: Standard antenna and wave propagation: antenna arrays
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