| Technical data | |
|---|---|
| Type | DH-9/R-2 |
| Function | Trainer |
| Year | 1923 |
| Crew | 2 |
| Engines | 1*220hp Siddeley-Puma |
| Length | 9.50m |
| Wingspan | 12.94m |
| Wing area | 40.00m2 |
| Empty weight | 1230kg |
| Loaded weight | 1730kg |
| Wing Load (kg/m2) | 44.3 |
| Power load (kg/hp) | 7.9 |
| Speed at 0m | 165km/h |
| Landing Speed | 80km/h |
| Range | 660km |
| Flight Endurance | 4h |
| Takeoff Roll | 250m |
| Ceiling | 4500m |
| Climb | |
| 1000m | 7.0min |
| 2000m | 16.0min |
| 3000m | 30.0min |
| Armament | |
| Guns | 2*mg |
DH-9/R-2, de Havilland (Britain) /N.N.Polikarpov
Development of the DH-4 British light bomber/reconnaissater. N.N.Polikarpov was steadily working on blueprints for DH-4 assembly lines. During the Civil War some latest DH-9 and DH-9a were captured, and modifications were included into the project. After the ar engines were acquired and in 1922 few dozens DH-9 airframes were purchased in The Great Britain.
In 1923 the R-2 and was powered with 220hp Siddeley-Puma engine. Differed from Russian-built DH-4 by the engine and location of cockpits.
130 built and used mostly for training purposes, two were accommodate for flight Moscow-Peking in 1925 .
Acquired experience helped to start production of the 'all-Russian' R-1.
References:
- "History of aircraft construction in the USSR", Vol.1 p.333-334;
