Download e-book for iPad: American Attack Aircraft Since 1926 by E. R. Johnson

Military Sciences

By E. R. Johnson

ISBN-10: 0786434643

ISBN-13: 9780786434640

This ebook presents a concise old survey of some of the forms of airplane utilized by the U.S. military Air Corps, military Air Forces, and Air strength, and the army and Marine Corps to complete air assault missions on account that 1926. The textual content covers 4 sorts of fixed-wing airplane: exact assault plane; mild, medium, and tactical bombers; fighter-bombers; and tailored assault plane.

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Download e-book for kindle: American Attack Aircraft Since 1926 by E. R. Johnson

This e-book presents a concise historic survey of many of the varieties of airplane utilized by the USA military Air Corps, military Air Forces, and Air strength, and the military and Marine Corps to complete air assault missions when you consider that 1926. The textual content covers 4 different types of fixed-wing plane: distinctive assault plane; gentle, medium, and tactical bombers; fighter-bombers; and tailored assault airplane.

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It was the slowest of the prototypes tested, and in any event, the Army cancelled the fly-off and announced a decision to order the A-20 in quantity, with the result that further development of the XA-21 was soon discontinued. None were exported. Martin A-22 Maryland 1939–1940 TECHNICAL SPECIFICATIONS (XA-22) Type: Three-place light bomber Manufacturer: Glenn L. , Baltimore, Maryland. Total produced: 1 (340 exported) Power plant: Two 1,200-hp Pratt & Whitney R-1830-37 Twin Wasp 14-cylinder air-cooled engine driving three-bladed Hamilton Standard constant-speed propellers.

Burbank, California. Total produced: 2,942 (all versions, including exports) Power plant: Two 1,200-hp Wright R-1820–87 Cyclone 9-cylinder air-cooled engines driving three-bladed Hamilton Standard constant-speed propellers. 30-cal. 50-caliber machine gun in a dorsal position, up to 1,400-lbs. of bombs (or depth charges) carried in an internal bomb bay. Performance: Max. ; range 1,550 mi. loaded, 2,800 mi. max. Weights: 12,825-lbs. empty, 20,500-lbs. loaded. Dimensions: Span 65 ft. , length 44 ft.

Completed as A-20 high-altitude versions with turbo-superchargers (R-2600-7) and 60 as A20A low/medium altitude versions (R-2600-3); however, cooling problems related to the turbosuperchargers together with an official decision that the type would not be employed in high-altitude operations, led to 64 aircraft being completed as A-20As and the remaining 59 as P-70 night-fighter versions with solid noses and fixed-antenna British radar. , probably in 1944. Glazed nose A-20Js, carrying bombardiers and equipped with Norden bombsights, led solid-nosed A-20Gs on strike missions, primarily in the ETO.

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American Attack Aircraft Since 1926 by E. R. Johnson


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