Radar Definition–noun | 1. | Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. | | 2. | a means or sense of awareness or perception: lobbyists working under the media's radar. | |
From Dictionary
Detector Definition–noun | 1. | a person or thing that detects. | | 2. | a device for detecting smoke, fire, or some other hazardous condition. | | 3. | a device for detecting the presence of metal, contraband, or other items that might be hidden or concealed. | | 4. | Telecommunications. | a. | a device for detecting electric oscillations or waves. | | b. | a device, as a crystal detector or a vacuum tube, that rectifies the alternating current in a radio receiver. | | |
From Dictionary
Related topics from BritannicaMilitary Affairs
Australian scientists developed a handheld land mine detector; it combined a ground-probing radar and a conventional metal detector that could detect both metal and plastic mines.radar
Signals from nearby radars and other transmitters can be strong enough to enter a radar receiver and produce spurious responses. Well-trained operators are not often deceived by interference, though ...
warning system
In the second half of the 20th century, warning against ballistic missiles with nuclear warheads has taken precedence over all other warning systems. Large ground radars, operating in the very high ...
warning system
Certain trends can be seen in sensor development for future warning systems. Infrared detectors of higher sensitivity and resolution are being developed. Higher-powered and smaller lasers will aid ...
superheterodyne reception
the commonest technique for recovering the information (sound or picture) from carrier waves of a range of frequencies, transmitted by different broadcasting stations. The circuitry, devised by ...
radar
Serious developmental work on radar began in the 1930s, but the basic idea of radar had its origins in the classical experiments on electromagnetic radiation conducted by German physicist Heinrich ...
Varian, Russell H.; and Varian, Sigurd F.
brothers who, with William W. Hansen, invented the klystron radio tube, a powerful microwave generator.atmosphere
Methods to monitor the atmosphere are of two types-in situ measurements and remote sensing observations. In situ measurements require that the instrumentation be located directly at the point of ...
warning system
History abounds with examples of successful military surprises; examples of effective warning are difficult to find. Military training emphasized the value of surprise, stratagem, and deception, but ...
Space Exploration
Only seven space shuttle missions were flown during 1994, two carrying the same Space Radar Laboratory to survey the Earth at different times of the year. Three missions studied materials and life ...
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Related topics from Ask NewsRadar Detector and Its Use in the US and Canada Posted By : Derek G. ...
Article Dashboard.com - Found Nov. 15, 2008
... use radar detector? In their moving on any type of streets, or highways, motorists use radar and laser detectors to perceive the radar signal...
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Passport 9500ix Radar Detector - In Gear
Automobile Magazine - Found Nov. 7, 2008
Happily, Escort now offers a radar detector with GPS capability and a built-in database of known safety-camera locations and speed traps.
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radar detector question
Motor Trend - Found Nov. 2, 2008
... was broken into a few months ago and someone stole his radar detector, gps, and his mp3 player. so... he is now looking for a new radar ...
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5 Tips To Use The Radar Detector
JustArticles.net - Found Oct. 24, 2008
... permits the radar detector to track the radar of the cope so that you can limit the speed. The cope are also using high frequency radar to...
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Radar Detector Reviews
MyContentBuilder - Found Oct. 7, 2008
... and is now a offers a free radar detector buyers gudei at www.radarroysbuyersguide.com Radar Roy offers new radar detector owners with a very...
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Economy radar detector
EFY - Found Sep. 25, 2008
This circuit uses a 1458 dual op-amp to form a radar detector. C1 is the detector of the radar signal.
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A new radar detector built to filter
Windsor Star - Found Oct. 21, 2008
... a radar detector that's built to learn from its mistakes and to never cry wolf. The device utilizes an internal GPS antenna and logs radar...
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Radar detector taken from SUV
OnlineAthens - Found Sep. 30, 2008
... it was parked on Herring Street between 11:30 p.m. Saturday and 9:30 a.m. Sunday and stole a radar detector, two purses and sunglasses with a...
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Beltronics Incorporated Announces a New Revolutionary Radar and ...
Prudent Press Agency - Found Sep. 19, 2008
... leadership role in the radar and laser detector industry, BELTRONICS Inc. announced today its new GPS enhanced radar and laser detector, the...
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Bug Labs creates open source Lego for software engineers
Linux.com - Found Nov. 15, 2008
So far, they include an Asterisk server and a radar detector that locates police speed traps and posts them on an online map.
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