The British Aerospace BAE

Aircraft manufacturers had, for some four many years, attempted to design the elusive DC-three replacement with different powerplant types, together with the piston-engined Convair 240/340/440 and Martin 2-0-2/4-0-4 series and the turboprop Vickers Viscount, Fokker F.27 Friendship, and Hawker Siddeley HS.748. Of the two, de Havilland, with its previous Rapide, Dove, and Heron pistonliners, had had considerable regional aircraft expertise and had designed the world's first pure-jet airliner in the type of the quad-engined DH.106 Comet. An preliminary examine for such a DC-3 replacement, designated the DH.123, had featured a 60.6-foot general length, an 81.3-foot wingspan, two 1,one hundred fifty shp Gnone turboprops attached to a excessive wing, and a 22,100-pound maximum take off weight. 1. Suitable pure-jet engine availability.

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The bottom speed had pinnacled at 411 knots. Descent, initiated with fifty four miles remaining on its flight plan, had been attained by dialing in 5,500 toes in the cockpit's "ALT SEL" autopilot, leading to a 2,000-fpm descent price. Emerging from the ceiling mist over the child blue of Lake Kariba, which had been outlined by its dry, tan and brown scrub shoreline, the captain consulted his touchdown flap chart corresponding to a 34,500-kilo weight.

Leaning right into a proper bank over the brown and tan African expanse at 4,200 toes, the BAe-146 retracted its flaps from the 24- to the 0-diploma place, completing its "After Take Off" checklist. Ascending by 7,600 toes, at which time a 291-knot ground velocity had been registered, it maintained a 1,800-fpm climb price. Its NAV indicated a 135.4-mile distance to Kariba.

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