Beam antenna


an antenna that transmits its radiation in a particular direction.

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  • Beam aerial

    noun an aerial system, such as a yagi aerial, having directional properties also called (esp us) beam antenna

  • Beam brick

    a face brick for bonding to a concrete lintel poured in place, having a section like a right triangle.

  • Beam compass

    a comp-ss having adjustable legs, set perpendicular to the paper and sliding along a horizontal bar so as to permit the drawing of large circles. noun an instrument for drawing large circles or arcs, consisting of a horizontal beam along which two vertical legs slide also called trammel

  • Beam fill

    material, as concrete, for filling sp-ces between beams or joists in or on top of a masonry wall.

  • Beam engine

    noun an early type of steam engine, in which a pivoted beam is vibrated by a vertical steam cylinder at one end, so that it transmits motion to the workload, such as a pump, at the other end


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