The Aero AT-1, a.k.a. Antoniewski AT-1, is a two-seat, low wing, ultra-light sport aircraft, developed by Tomasz Antoniewski, manufactured in

Poland Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populous ...

Aero AT Aero AT Sp.z o.o. is a Polish light aircraft manufacturer founded by Tomasz Antoniewski in Warsaw in 1994. It is unrelated to the Czech Aero Vodochody, Aero company.Bayerl, Robby; Martin Berkemeier; et al: ''World Directory of Leisure Aviation 201 ...

in ready-to-fly certificated form and as a

kitplane Homebuilt aircraft, also known as amateur-built aircraft or kit planes, are constructed by persons for whom this is not a professional activity. These aircraft may be constructed from "scratch", from plans, or from assembly kits.Armstrong, Kenn ...

Design and development

Antoniewski designed the AT-1, using the Jodel D.9 Bébé as a starting point, for his diploma thesis at the Faculty of Power and Aeronautical Engineering of the

Warsaw University of Technology The Warsaw University of Technology ( pl, Politechnika Warszawska, lit=Varsovian Polytechnic) is one of the leading institutes of technology in Poland and one of the largest in Central Europe. It employs 2,453 teaching faculty, with 357 professor ...

. Retaining most of the fuselage structure, the wings were replaced with shortened

SZD-30 Pirat The SZD-30 Pirat is a single-seat multi-purpose glider aircraft from the Polish firm PZL Bielsko, which first flew in 1966 and began to be produced in 1967. Development The SZD-30 is of wooden construction. The high-mounted wing incorporates ...

wings of span. The heavier wings required structural modifications to the fuselage and the adoption of undercarriage legs from a

PZL-126 Mrówka __NOTOC__ The PZL-126 Mrówka (''ant'') is a Polish agricultural aircraft first flown in 1990. It is a diminutive low-wing monoplane of conventional if stubby appearance with a cruciform tail, an enclosed cabin and fixed, tricycle undercarriage. ...

, main landing gear wheels from the

SZD-51 Junior The PZL Bielsko SZD-51 ''Junior'' is a Polish single-seat training and club sailplane. Development The Junior was designed by Stanislaw Zientek, based on the SZD-47 which had originally been developed in the years 1973 - 1974 at the Research and ...

and tail landing gear from the

PZL-104 Wilga PZL-104 Wilga (''golden oriole'') is a Polish short-takeoff-and-landing (STOL) civil aviation utility aircraft designed and originally manufactured by PZL Warszawa-Okęcie, and later by European Aeronautic Defence and Space Company (EADS), who ...

. Construction began at Yalo in 1987 and by December 1989 the aircraft was almost ready, with only the engine covers missing, painting and other small parts required. The first short flights over Bemowo airport were carried out then. A proper, but still unofficial, flight was carried out in July 1990, but it was not until 9 December 1990 that the first AT-1 was officially flown by Maciej Aksler. The AT-1 is a single-seat wooden low wing monoplane, with fabric and plywood skinning. Initially flown with an open cockpit a canopy was later installed. Controls are entirely conventional, including a small fin with large rudderand similar construction to the wings. The tailwheel undercarriage has single leaf main undercarriage legs.

Operational history

Initially used as intended, for recreational flying, the AT-1 was also used for banner-towing and forest fire-patrol from 1993 to 1996. The original AT-1 is currently stationed at the Pilski Aero Club.

Specifications

References

External links

* {{cite web , title=Aero AT-1 aviation photos on JetPhotos , url=https://www.jetphotos.com/aircraft/Aero%20AT-1 , website=JetPhotos , accessdate=9 April 2020 , language=en Low-wing aircraft Homebuilt aircraft 1990s Polish civil utility aircraft AT-1 Single-engined tractor aircraft