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Type 984 radar : ウィキペディア英語版 | Type 984 radar
Type 984 radar was a British radar system introduced in the mid-1950s. It was a rotating mechanically stabilized 3D S band radar, measuring longitudinal position, latitudinal position, as well as target altitude, devised by the Admiralty Signals Research Establishment. It did this by creating a stack of vertically scanning beams. It had one stationary beam, as well as five scanning beams fed by four magnetrons. The Comprehensive Display System (CDS) used with the Type 984 was revolutionary in that, with the Type 984 it performed both the search and track function, as well as air-traffic control, something that would not reappear until decades later. It had a range of as little as for small low flying aircraft, and as long as for larger higher flying aircraft.〔 The installation could only be fitted to the largest ships, and in fact was only used on three; the aircraft carriers , and .〔 ==References==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Type 984 radar」の詳細全文を読む
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