| Manufacturer | Avia |
| Model | BH-9 |
| Modification | BH-9 |
| Country | Czechoslovakia |
| Years | 1923 |
| Type | Other |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 9.72 m |
| Length | 6.64 m |
| Height | 2.53 m |
| Wing area | 13.60 m2 |
| Zero fuel weight | - |
| Empty weight | 345 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 550 kg |
| Flight duration | - |
| Engine | 1 Walter NZ |
| Power | 1 x 60 HP |
| Thrust | - |
| Maximum speed | 158 km/h |
| Cruising speed | 125 km/h |
| Rate of climb | - |
| Practical range | 470 km |
| Service ceiling | 4500 m |
| Hovering ceiling | - |
| Crew | - |
