432 MHz Cubical Quad Antenna Radiation Pattern

This is a three dimensional plot of the current distribution and radiation pattern of a horizontally-polarized 5-element cubical quad antenna for 432 MHz at 1.38 m (2λ) above ground.
This model's maximum gain is 16.8 dBi and its 3 dB beamwidth is 45°.
(4nec2 antenna modeling program) http://www.qsl.net/4nec2/

Видео 432 MHz Cubical Quad Antenna Radiation Pattern канала KP4MD