Akaflieg Berlin B4 F.F.
Akaflieg Berlin · Germany · first flew 1931 · light aircraft
The Akaflieg Berlin B4 F.F. was a single-seat aircraft built in Germany in the early 1930s. It was a high-wing monoplane of all-wood construction with fabric-covered foldable wings.
Recognition (WEFT)
| W — Wings | High-mounted, straight |
|---|---|
| E — Engines | 1 × piston, nose-mounted |
| F — Fuselage | 5.7 m fuselage |
| T — Tail | Conventional |
WEFT is AircraftIQ's four-point recognition method — how it works.
Spot it by:
- High-wing monoplane of all-wood construction
- Fabric-covered foldable wings
- 20 hp Daimler F7502 engine
A small single-seat high-wing monoplane with a 20 hp Daimler engine and foldable fabric-covered wings.
Specifications
- The Akaflieg Berlin B4 F.F. has a length of 5.7 m (19 ft).
- It has a wingspan of 9 m (30 ft).
- Its maximum speed is 125 km/h (78 mph).
- Typical crew: 1.
Figures are for the representative variant described above; marks differ. See how AircraftIQ sources figures.
History
In 1931 the Deutsche Luftfahrt-Verband opened a competition for an inexpensive light aircraft, and the B4 F.F. was one of two entries, alongside the Mayer MM-1. It was built at the DLV workshops in Adlershof, with design taking eight months and construction a further nine. It first flew in December 1931.
Variants
The B4 F.F. carried the registration D-2229.
Where you'll see it
It was exhibited at the 1932 Deutsche Luftsport-Ausstellung in Berlin together with the Mayer MM-1.
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