The DAR 6 was a 1930s Bulgarian two-seat basic or advanced
biplane
A biplane is a fixed-wing aircraft with two main wings stacked one above the other. The first powered, controlled aeroplane to fly, the Wright Flyer, used a biplane wing arrangement, as did many aircraft in the early years of aviation. While ...
training aircraft
A trainer is a class of aircraft designed specifically to facilitate flight training of pilots and aircrews. The use of a dedicated trainer aircraft with additional safety features—such as tandem flight controls, forgiving flight characteristic ...
.
Design and development
The DAR 6 was designed by Zevtan Lazarov. It was constructed by the Bulgarian
State Aircraft Workshops (DAR).
The aircraft was a conventional biplane with a fixed
tailskid landing gear. It was powered by a
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. ...
.
Three versions were initially developed:
*Basic training version, powered by an 85 hp (63 kW)
Walter Vega
The Walter Vega was a five-cylinder, air-cooled, radial engine for aircraft use, built in Czechoslovakia in the late 1920s.
Applications
* Aero A.34
* ANBO V
* Avia BH-11
* Couzinet 22
* Fizir AF-2
* Pander E85
* PWS-8
Specifications
Se ...
engine;
*Advanced training version, powered by a 145 hp (108 kW)
Walter Mars I
The Walter Mars I was a nine-cylinder, air-cooled, radial engine for aircraft use built in Czechoslovakia in the late 1920s.
Design and development
The Mars I was the largest capacity design of a series of three similar radial engines develop ...
engine;
*1937 Model DAR 6a. This variant offered
faired struts and redesigned divided landing gear. It was powered by a 150 hp (112 kW) Walter Mars I engine.
Operators
;
*
Bulgarian Air Force
The Bulgarian Air Force () is one of the three branches of the Military of Bulgaria, the other two being the Bulgarian Navy and Bulgarian land forces. Its mission is to guard and protect the sovereignty of Bulgarian airspace, and jointly with ...
Specifications (DAR 6)
References
Bibliography
*
* ''The Illustrated Encyclopedia of Aircraft'', (Part Work 1982–1985), Orbis Publishing, Page 1295
{{DAR aircraft
1930s Bulgarian military trainer aircraft
DAR 06
Biplanes
Single-engined tractor aircraft