beam drop

beam drop

[′bēm ‚dräp]
(electromagnetism)
Distortion of the normal rectilinear fan pattern of a detection radar in which a portion of the fan is at a lower elevation than the rest of the fan.
References in periodicals archive ?
Burden's gigantic Beam Drop Inhotim, 2008, here looks just the right size.
Burden's Beam Drop, 2008--a game of pickup sticks played with steel I beams dropped from a crane into a pool of wet cement--thornily crowns a barren hilltop, looking like a 3-D Pollock made by God.
This was Burden's third "Beam Drop" sculpture, the first having been made in 1984 at Artpark, Lewiston, New York, and the second last year in Brazil at the Instituto Inhotim, Minas Gerais.
THE golden nudes look - the new Glow Beam Drops in the shade in Sundown (right, PS4) was gorgeous - it gave a lovely natural glow.
The stiffness of a concrete beam drops after the initiation of the first crack because the contribution of the concrete to the stiffness of the beam is reduced in the cracked section.
Flat slab construction techniques were used for the project to help avoid beam drops and reduce the number of interior columns.
Upon completing this circuit, the laser beam drops 1 millimeter and sets out over new terrain.