Physics · Antenna Theory
The directive gain Gd(θ, φ) depends on the antenna pattern. For a Hertzian dipole, Pavg is maximum at θ = π/2 and minimum at θ = 0 or π. For an isotropic antenna, Gd(θ, φ) = 1. The directive gain Gd(θ, φ) can be defined as:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1the ratio of total power divided by array factor
- 2the ratio of the maximum radiation intensity to the average radiation intensity✓
- 3the total radiated power divided by 4π
- 4the measure of the concentration of the radiated power in a particular direction
Correct answer
the ratio of the maximum radiation intensity to the average radiation intensity
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