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Automatic Radar Plotting Aid
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Related Terms |
PEDESTAL
1. The support for a column. 2. A metal support carrying one end of a bridge truss or girder and transmitting any load to the top of a pier or abutment. 3. See blanking level. 4. A supporting part or the base of an upright structure, such as a radar antenna.
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PANTOGRAPHY
System for transmitting and automatically recording radar data from an indicator to a remote point.
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PANORAMIC RADAR
Nonscanning radar which transmits signals over a wide beam in the direction of interest.
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OVERLAP RADAR
Radar located in one sector whose area of useful radar coverage includes a portion of another sector.
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NUTATOR
A mechanical or electrical device used to move a radar beam in a circular, conical, spiral, or other manner periodically to obtain greater air surveillance than could be obtained with a stationary beam.
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NOTCH
1. Rectangular depression extending below the sweep line of the radar indicator in some types of equipment. 2. A Vshaped indentation or cut in a surface or edge.
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MULTISTATIC RADAR
Radar in which successive antenna lobes are sequentially engaged to provide a tracking capability without physical movement of the antenna.
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MONOPULSE RADAR
Radar in which directional information is obtained with high precision by using a receiving antenna system having two or more partially overlapping lobes in the radiation patterns.
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MISSILE SITE RADAR
Phased array radar located at a missile launch area to provide a guidance link with interceptor missiles enroute to their targets.
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MICROWAVE EARLY WARNING
High-power, long-range radar with a number of indicators, giving high resolution, and with a large traffichandling capacity; used for early warning of missiles.
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