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O'Neill Magnum
The O'Neill Model J Magnum, also called the Magnum Jake and the Magnum Pickup, is a homebuilt aircraft design for bush flying operations similar to the de Havilland Beaver. Design and development O'Neill intended to modify the Aristocraft II six-place homebuilt with a radial engine. Eventually a clean sheet design was drawn up based on a bush pilot survey in Alaska. The Magnum is a single-engine, strut-braced, high-wing aircraft with an uncommon dual-main, four-wheel landing gear. The fiberglass gear legs support castoring wheels in the front, allowing for conversion to floats and providing support when the tail section is swung open for cargo loading. The fuselage is constructed from welded steel tubing, with aluminum skin. The engine cowl is sourced from a Cessna UC-78. The wings have full-span flaps, and spoileron In aeronautics, spoilerons (also known as spoiler ailerons or roll spoilers) are spoiler (aeronautics), spoilers that can be used asymmetrically as flight ...
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WikiProject Aircraft
A WikiProject, or Wikiproject, is an affinity group for contributors with shared goals within the Wikimedia movement. WikiProjects are prevalent within the largest wiki, Wikipedia, and exist to varying degrees within Wikimedia project, sibling projects such as Wiktionary, Wikiquote, Wikidata, and Wikisource. They also exist in different languages, and translation of articles is a form of their collaboration. During the COVID-19 pandemic, CBS News noted the role of Wikipedia's WikiProject Medicine in maintaining the accuracy of articles related to the disease. Another WikiProject that has drawn attention is WikiProject Women Scientists, which was profiled by ''Smithsonian Magazine, Smithsonian'' for its efforts to improve coverage of women scientists which the profile noted had "helped increase the number of female scientists on Wikipedia from around 1,600 to over 5,000". On Wikipedia Some Wikipedia WikiProjects are substantial enough to engage in cooperative activities with outsi ...
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Aluminum
Aluminium (or aluminum in North American English) is a chemical element; it has chemical symbol, symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third that of steel. Aluminium has a great affinity towards oxygen, passivation (chemistry), forming a protective layer of aluminium oxide, oxide on the surface when exposed to air. It visually resembles silver, both in its color and in its great ability to reflect light. It is soft, magnetism, nonmagnetic, and ductility, ductile. It has one stable isotope, 27Al, which is highly abundant, making aluminium the abundance of the chemical elements, 12th-most abundant element in the universe. The radioactive decay, radioactivity of aluminium-26, 26Al leads to it being used in radiometric dating. Chemically, aluminium is a post-transition metal in the boron group; as is common for the group, aluminium forms compounds primarily in the +3 oxidation state. The aluminium cation Al3+ ...
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Turbocharger
In an internal combustion engine, a turbocharger (also known as a turbo or a turbosupercharger) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake air, forcing more air into the engine in order to produce more power for a given displacement.
Turbochargers are distinguished from superchargers in that a turbocharger is powered by the kinetic energy of the exhaust gases, whereas a is mechanically powered (usually by a belt from the engine's crankshaft). However, up until the mid-20th century, a turbocharger was called a "turbosupercharger" and was considered a type of supercharger.


History

Prior to the inv ...
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Jacobs R-755S
The Jacobs R-755 (company designation L-4) is a seven-cylinder, air-cooled, radial engine for aircraft manufactured in the United States by the Jacobs Aircraft Engine Company. Design and development The R-755 was first run in 1933 and was still in production in the 1970s. With a bore and stroke of 5.25 in × 5 in (133 mm × 127 mm) the displacement was 757 cu in (12.4 L), power ranged from 200 hp to 350 hp (150 kW - 260 kW). The engine features steel cylinders with aluminum-alloy cylinder heads. An R-755E variant was developed for use in helicopters. Variants ;R-755A1:The base-line direct drive production version. ;R-755A2:300 hp variant. ;R-755A3:Similar to A1 but with Scintilla magnetoes. ;R-755B1:De-rated version of the R-755A to drive a fixed pitch airscrew. ;R-755B2:De-rated version of the R-755A to drive a variable or controllable pitch airscrew. ;R-755E:Up-rated engine with reduction gearing. ;R-755EH:Developed to power the Jacobs Type ...
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NACA Airfoil
The NACA airfoil series is a set of standardized airfoil shapes developed by this agency, which became widely used in the design of aircraft wings. Origins NACA initially developed the numbered airfoil system which was further refined by the United States Air Force at Langley Research Center. According to the NASA website: Four-digit series The NACA four-digit wing sections define the profile by: # First digit describing maximum Camber (aerodynamics), camber as percentage of the Chord (aircraft), chord. # Second digit describing the distance of maximum camber from the airfoil leading edge in tenths of the chord. # Last two digits describing maximum thickness of the airfoil as percent of the chord. For example, the NACA 2412 airfoil has a maximum camber of 2% located 40% (0.4 chords) from the leading edge with a maximum thickness of 12% of the chord. The NACA 0015 airfoil is symmetrical, the 00 indicating that it has no camber. The 15 indicates that the airfoil has a 15% thick ...
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EAA Airventure
EAA AirVenture Oshkosh (formerly the EAA Annual Convention and Fly-In), or just Oshkosh, is an annual air show and gathering of aviation enthusiasts held each summer at the Wittman Regional Airport and adjacent Pioneer Airport in Oshkosh, Wisconsin, United States. The southern part of the show grounds, as well as "Camp Scholler", are located in the town of Nekimi and a base for seaplanes is located on Lake Winnebago in the town of Black Wolf. The airshow is arranged by the Experimental Aircraft Association (EAA), an international general aviation organization based in Oshkosh, and is the largest of its kind in the world. The show lasts a week, usually beginning on the Monday of the last full week in July. During the gathering, the airport's control tower, frequency 118.5, is the busiest in the world. History EAA was founded in Hales Corners, Wisconsin in 1953 by aircraft designer and military aviator veteran Paul Poberezny, who originally started the organization in the b ...
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Fairchild FC-2
The Fairchild FC-1 and its derivatives are a family of light, single-engine, high-wing utility monoplanes produced in the United States in the 1920s and 1930s. The aircraft was originally designed to provide a camera platform for Sherman Fairchild's aerial photography and survey business, Fairchild Aerial Surveys. Design and development Fairchild had approached a number of aircraft builders with specifications for what he considered to be an ideal aircraft for this type of work, with which he hoped to replace the variety of types that his firm then operated. Believing the quotes he received to be excessive, Fairchild opted to produce the aircraft in-house, purchasing facilities at Farmingdale, New York for the purpose. The design was for a conventional high-wing, strut-braced monoplane with a fully enclosed cabin and tailwheel undercarriage. The wooden wings were able to be folded back against the tail for storage. To facilitate its intended role, the cabin was extensively glazed ...
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Spoileron
In aeronautics, spoilerons (also known as spoiler ailerons or roll spoilers) are spoiler (aeronautics), spoilers that can be used asymmetrically as flight control surfaces to provide roll control. Operation Spoilerons flight dynamics (fixed-wing aircraft), roll an aircraft by reducing the lift (force), lift of the downward-going wing. Unlike ailerons, spoilers do not increase the lift and drag of the upward-going wing. A raised spoileron increases the drag on the down-going wing where it is deployed, causing the aircraft to Flight dynamics (fixed-wing aircraft), yaw in the direction of the turn. Spoilerons can be used to assist ailerons or to replace them entirely, as in the Boeing B-52 Stratofortress, B-52G which required an extra spoiler segment in place of ailerons present on other B-52 models. Purpose Spoilerons do not cause adverse yaw, unlike ailerons. They are used in situations where aileron action would produce excessive wing twist on a very flexible wing or if wide-sp ...
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Flap (aircraft)
A flap is a high-lift device used to reduce the stall (flight), stalling speed of an aircraft wing at a given weight. Flaps are usually mounted on the wing trailing edges of a fixed-wing aircraft. Flaps are used to reduce the take-off distance and the landing distance. Flaps also cause an increase in Drag (physics), drag so they are retracted when not needed. The flaps installed on most aircraft are partial-span flaps; spanwise from near the wing root to the inboard end of the ailerons. When partial-span flaps are extended they alter the spanwise lift distribution on the wing by causing the inboard half of the wing to supply an increased proportion of the lift, and the outboard half to supply a reduced proportion of the lift. Reducing the proportion of the lift supplied by the outboard half of the wing is accompanied by a reduction in the angle of attack on the outboard half. This is beneficial because it increases the margin above the Stall (fluid dynamics), stall of the outbo ...
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Cessna UC-78
The Cessna AT-17 Bobcat or Cessna Crane is a twin-engine advanced trainer aircraft designed and made in the United States, and used during World War II to bridge the gap between single-engine trainers and larger multi-engine combat aircraft. The commercial version was the Model T-50, from which the military versions were developed. Additional versions and names include the AT-8 trainer, UC-78 transport and bomber, and the Crane Mk.I in Canadian service. Design and development In 1939, three years after Clyde Cessna retired, the Cessna T-50 made its first flight, becoming the company's first twin-engine airplane, and its first retractable undercarriage airplane. The prototype T-50 first flew on 26 March 1939,Wixley, 1984, p.13 and was issued Approved Type Certificate 722 on 24 March 1940.Juptner, 1994, pp.85-88 The AT-8, AT-17, C-78, UC-78, and Crane were military versions of the commercial Cessna T-50 light transport. The Cessna Airplane Company first produced the wood and tub ...
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Fuselage
The fuselage (; from the French language, French ''fuselé'' "spindle-shaped") is an aircraft's main body section. It holds Aircrew, crew, passengers, or cargo. In single-engine aircraft, it will usually contain an Aircraft engine, engine as well, although in some amphibious aircraft the single engine is mounted on a hardpoint, pylon attached to the fuselage, which in turn is used as a floating Hull (watercraft), hull. The fuselage also serves to position the Flight control surfaces, control and Stabilizer (aeronautics), stabilization surfaces in specific relationships to Wing, lifting surfaces, which is required for aircraft stability and maneuverability. Types of structures Truss structure This type of structure is still in use in many lightweight aircraft using welding, welded steel tube trusses. A box truss fuselage structure can also be built out of wood—often covered with plywood. Simple box structures may be rounded by the addition of supported lightweight strin ...
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WikiProject Aircraft/page Content
A WikiProject, or Wikiproject, is an affinity group for contributors with shared goals within the Wikimedia movement. WikiProjects are prevalent within the largest wiki, Wikipedia, and exist to varying degrees within sibling projects such as Wiktionary, Wikiquote, Wikidata, and Wikisource. They also exist in different languages, and translation of articles is a form of their collaboration. During the COVID-19 pandemic, CBS News noted the role of Wikipedia's WikiProject Medicine in maintaining the accuracy of articles related to the disease. Another WikiProject that has drawn attention is WikiProject Women Scientists, which was profiled by '' Smithsonian'' for its efforts to improve coverage of women scientists which the profile noted had "helped increase the number of female scientists on Wikipedia from around 1,600 to over 5,000". On Wikipedia Some Wikipedia WikiProjects are substantial enough to engage in cooperative activities with outside organizations relevant to ...
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