Word: radar
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...much. Mission Director Kraft, noting that when McDivitt thought the booster was 400 ft. off, it was really 2,000 ft. away, said: "It's pretty hard to tell distances up there by eyeballing it." Next August's Gemini 5 flight, how ever, will have sophisticated radar for rendezvous exercises...
Revolutionary Radar. Nike-X's brain is a revolutionary, Army-developed multifunction array radar (MAR), which uses lightning-fast electronic switching instead of the conventional radar an tenna to direct its beams, thus can "see" 360° at a glance. The Army now has a prototype MAR installation at White Sands, N. Mex., is building another on Kwajalein Island in the Pacific. MAR can 1) detect incoming missiles hundreds of miles away; 2) determine which of the missiles have warheads and which are decoys; and 3) track the missiles as they streak toward their U.S. targets...
...across the U.S. will stand sentry duty against ICBM attacks. A MAR center outside New York City, for example, will cover the East Coast from New England to Washington. Each center will have a three-story, underground, concrete-and-steel residence for computers assessing the information given by the radar beams...
...same time, U.S. Navy and Air Force jets kept up their pounding of targets to the north. Barracks and PT boats, radar stations and ammo dumps caught the brunt of the aerial assault, and the bomb-line boomed ever closer to Hanoi. U.S. planes struck within 45 miles of the North Vietnamese capital, as if to challenge the half-dozen Soviet Ilyushin-28 jet bombers discovered by high-flying U.S reconnaissance planes late last month and at present sitting idly at Phucyen, just northwest of Hanoi. U.S. officials assume that the planes are Russian-piloted and represent Moscow...
...Since 40 per cent of any fleet is tied up in ports for repairs, re-provisioning, liberty, training, etc., the Junk Patrol would have about 300 boats to patrol more than 6000 miles of coast and waterway. Most of the Junk Patrol boats do not have radio, leave alone radar (only 12 of their ships have radar...