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Keywords:
Perpendicular,
Plane,
Imaginary,
Horizon,
Plot
An imaginary plane that is perpendicular to the horizontal plane.
A plane separating right from left.
A plane perpendicular to the horizon.
(n) A plane parallel to the profile plane of projection.
Vertical plane is used in radio to plot an antenna's relative field strength (which directly affects a station's coverage area) on a polar graph.
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