Proto 2 was a training biplane manufactured at the '' Fabrica de avioane Astra'' in Arad in 1924.

Design and development

Following the accident of Ioan Sava, a new variant of the

Proto 1 Proto 1 was a training biplane designed by Major :ro:Ștefan Protopopescu, Ștefan Protopopescu in collaboration with Dumitru Baziliu and Gheorghe Ticău at Arsenalul Aeronautic in Bucharest in 1922. It was the first Romanian airplane to be built ...

was created, called the Proto 2. The airplane kept the original design, but as a safety measure, the structure of the wings was strengthened by increasing the section of the spars and adding another pair of

interplane struts In aeronautics, bracing comprises additional structural members which stiffen the functional airframe to give it rigidity and strength under load. Bracing may be applied both internally and externally, and may take the form of strut, which act in ...

Service

After these improvements were made, the Astra Factory built 25 aircraft. The airplanes were then supplied to the Ministry of War, which assigned them to the Military Flying School of

Tecuci Tecuci () is a municipiu, city in Galați County, Romania, in the historical region of Western Moldavia. It is situated among wooded hills, on the right bank of the Bârlad River, and at the junction of railways from Galați, Bârlad, and Mără ...

Specifications

References

{{Reflist Single-engined tractor aircraft Aircraft first flown in 1924 Ștefan Protopopescu 1920s Romanian military aircraft Biplanes