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Antenna & Wave PropagationGain Units

Antenna gain expressed in dBi is referenced to which ideal antenna?

  • AIsotropic radiator
  • BHalf-wave dipole
  • CQuarter-wave monopole
  • DSmall loop
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Correct Answer: A. Isotropic radiator
Explanation: dBi expresses antenna gain relative to an ideal isotropic radiator.
Reference: Standard antenna and wave propagation: gain units
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