represented by
U=
0° ≤ 0 < 30°
0.5
30° 0 < 60°
0.1
60° ≤0 < 90°
0 90° ≤ 0 ≤ 180°
(a) What is the directivity (above isotropic) of the antenna (in dB)?
(b) What is the directivity (above an infinitesimal dipole) of the antenna (in dB)?
Fig: 1