German two-seat biplane
Raab-Katzenstein KL.1 Schwalbe

The Raab-Katzenstein KL.1 Schwalbe (Swallow) was a German two-seat biplane produced in the 1920s. About fifty were built and the type became well known as an aerobatic aircraft, performing at many displays in the hands of pilots like Gerhard Fieseler.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
- Manufacturer
- Raab-Katzenstein
- Country of origin
- German Reich
- First flight
- 1926-01-01
Specifications
- Cruise speed
- 76 kt
- Max speed
- 82 kt
- Range
- 270 nm
- Service ceiling
- 11,500 ft
- Max takeoff weight
- 1,565 lb
- Empty weight
- 1,036 lb
- Fuel capacity
- 26 US gal
- Powerplant
- Siemens-Halske Sh 11
- Engines
- 1
- Seats
- 2
- Length
- 21.3 ft
- Wingspan
- 26.1 ft
- Height
- 8.5 ft
- Number built
- 50
Specifications are approximate and may vary by variant. Compiled from Wikipedia (CC BY-SA).
Reference and training only. Specifications vary by variant — consult the manufacturer and the official documents.