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(31) The electronic equipment jams enemy radar signals.

(32) Radar screens began flashing at the U. S. Capitol.

(33) The police use high-tech radar drones to catch speeders.

(34) Roads with unexpected humpback bridges, tightening-radius corners and reasonably free of police and radar traps.

(35) Not unless they had radar or heat-seeking missiles,(www.Sentencedict.com) which they didn't.

(36) Nor are the skies above frequented by commercial airlines, which eliminates interfering radar signals.

(37) The first would use the same radar and missiles, but would replace the interceptor with a nuclear bomb.

(38) We have broken down barriers, shared information, opened up communication lines and have coastal radar 24 hours a day.

(39) It will be quiet, manoeuvrable, virtually invisible to radar and capable of supersonic flight without the use of afterburners.

(40) Another factor here has been the slow but invaluable installation of Traffic Collision Avoidance System radar in commercial airliners.

(41) He says they picked it up on the radar and had to take evasive action.

(42) The idea behind radar was to send out radio waves and listen for echoes from enemy craft.

(43) It went on to make important breakthroughs in satellites, radar and high-tech communications.

(44) When radar was directed toward Mercury in the early I960s the situation changed overnight.

(45) You will recognise them for no more or less than temporary blips on a radar screen of satisfaction.

(46) Clustering applications would include things like character recognition, sonar / radar signal classification, and robotic control.

(47) Harris, who was driving a Peugeot 309, was caught by police using a radar gun.

(48) Conference-goers, though, brushed aside the news as a blip on the political radar screen.

(49) Some weapons home in on infra-red sources, some on radar, others just go where they are told.

(50) And they believe it made course corrections that no autopilot could make before it disappeared from radar.

(51) A Northrop GrummanHughes combination would control the great bulk of the market for airborne radar systems.

(52) A transponder is a device that emits radar signals identifying and locating aircraft for air traffic controllers.

(53) You can see that the surfaces are littered with boulders, a degree of roughness consistent with radar scattering data.

(54) The airport has no radar nor instrument landing system and planes are guided in by radio beacon.

(55) Radar techniques based on this division of a surface by range and by Doppler-shift are called range-Doppler methods.

(56) The special feature of chirp radar is that it does not have a fixed carrier frequency during each shriek.

(57) In the report it was disclosed that neither pilot nor controller had any experience of the radar system in use at the time of the crash.

(58) Some scholars say it will be regarded as only the slightest of blips on the radar screen of history.

(59) Traffic officers claim the new gun can't be picked up by speeding motorists who use radar detectors to avoid being caught.

(60) A radar rolls lazily around, ominous in the continuous certainty of its task.