The Starck AS-70 Jac is a

French French may refer to: * Something of, from, or related to France ** French language, which originated in France ** French people, a nation and ethnic group ** French cuisine, cooking traditions and practices Arts and media * The French (band), ...

-built single-seat

light aircraft A light aircraft is an aircraft that has a Maximum Takeoff Weight, maximum gross takeoff weight of or less.Crane, Dale: ''Dictionary of Aeronautical Terms, third edition'', page 308. Aviation Supplies & Academics, 1997. Light aircraft are use ...

of the mid-1940s.

Development

The AS-70 was developed during 1945 as a single-seat light low-wing

monoplane A monoplane is a fixed-wing aircraft configuration with a single mainplane, in contrast to a biplane or other types of multiplanes, which have multiple wings. A monoplane has inherently the highest efficiency and lowest drag of any wing con ...

aircraft to serve the early postwar needs of French

private pilot A private pilot licence (PPL) or private pilot certificate is a type of pilot licence that allows the holder to act as pilot in command of an aircraft privately (not for remuneration). The basic licence requirements are determined by the Inter ...

s and aero clubs. It is of mixed welded steel tube and wooden construction with fabric covering, and is fully

aerobatic Aerobatics is the practice of flying maneuvers involving aircraft attitudes that are not used in conventional passenger-carrying flights. The term is a portmanteau of "aeroplane" and "acrobatics". Aerobatics are performed in aeroplanes and gl ...

.Green, 1965, page 66 A small series of Jacs was constructed by Avions Starck. These were fitted with a range of engines with power outputs of between . Different designations were given to aircraft powered by the various engines, as listed below.

Operational history

The Jac proved to be a popular aircraft with private pilots and aero clubs and four examples remained in service in 2009.

Variants

; AS-70 : Fitted with a Salmson 9 ADb

radial engine The radial engine is a reciprocating engine, reciprocating type internal combustion engine, internal combustion engine configuration in which the cylinder (engine), cylinders "radiate" outward from a central crankcase like the spokes of a wheel. ...

. ; AS-71 : Fitted with a

Walter Mikron The Walter Mikron is a four-cylinder, air-cooled, inverted straight engine for aircraft. Development Developed in Czechoslovakia in the early 1930s, the engine saw limited use in late 1930s and early 1950s. In the 1980s an initial batch of engi ...

II engine. ; AS-72 : Fitted with a

Salmson 9 ADr The Salmson 9 AD was a family of air-cooled nine cylinder radial aero-engines produced in the 1930s in France by the Société des Moteurs Salmson. Design and development The 9 AD followed Salmson practice after the First World War, of being a ...

radial engine. ; AS-72/1: Fitted with a Percy II engine. ; AS-75 : Fitted with a Continental A65-8S 4-cylinder air-cooled engine.

Specifications (AS-75)

Notes

References

* * * * * *, *

External links

Aviafrance site with details and image of the A.S. 70 Jac
{{Starck aircraft 1940s French civil utility aircraft Low-wing aircraft Single-engined tractor aircraft Aircraft first flown in 1945