Related Words

Antenna: A device, such as a rod or wire, which picks up a received radio frequency signal or radiates a transmitted RF signal.

Radar Antenna: A radar antenna is a physical object used to focus, direct and concentrate electromagnetic energy into a specific direction. The most common types of radar antenna are parabolic reflectors a . . . View Full Definition

Directional Antenna: An antenna that transmits or receives signals only in a narrow angle. Decatur offers police radar w/ k-band directional antenna, such as decatur speed trak moving police radar and decatur gv . . . View Full Definition

Smart Antenna: An antenna system that focuses its beam on a desired signal to reduce interference. A wireless network employs smart antennas at its base stations in an effort to reduce the number of droppe . . . View Full Definition

Loop Antenna: A circular radio antenna, either in the open or in a streamlined, teardrop housing, remotely turned 360° to fine-tune a station in league with other radio-directive devices. See also RADIO C . . . View Full Definition

Roof-Mount Antenna: A permanently-installed antenna located in the center of a vehicle's roof.

Satellite Master Antenna (SMATV): Serves housing complexes and hotels: signals received via satellite and distributed by coaxial cable.

Antennae: The segmented sensory organs often termed 'feelers,' borne on the heads of insects, crustacea, et cetera , but missing in all arachnids.

Phased Array Radar: A phased array radar uses an antenna that consists of an array of antenna elements along with signal processing that allows the antenna to be steered electronically.

Plan Position Indicator (PPI): The face or screen of a cathode-ray tube on which radar images appear in correct relation to each other, so that the scope face presents a chart like representation of the area about the ant . . . View Full Definition