The Knoller D.I series 70 was a prototype fighter aircraft built in the Austro-Hungarian Empire during World War I for use by the Kaiserliche und Königliche Luftfahrtruppen (KuKLFT).

Variants

70.01

first prototype

70.02

second prototype

D.I

planned production version (10 ordered, none built)^[1]

Specifications (70.01)

Data from ^[2]

General characteristics

• Crew: 1
• Length: 6.35 m (20 ft 10 in)
• Wingspan: 8.02 m (26 ft 4 in)
• Height: 2.85 m (9 ft 4 in)
• Wing area: 22 m² (240 sq ft)
• Empty weight: 646 kg (1,424 lb)
• Gross weight: 940 kg (2,072 lb)
• Powerplant: 1 × Hiero 6 cylinder water-cooled in-line piston engine, 170 kW (230 hp)
• Propellers: 2-bladed fixed-pitch propeller

Performance

• Maximum speed: 240 km/h (150 mph, 130 kn)
• Cruise speed: 205 km/h (127 mph, 111 kn)
• Endurance: 2 hours 30 minutes
• Service ceiling: 7,550 m (24,770 ft)
• Time to altitude: 1,000 m (3,300 ft) in 4 minutes 24 seconds

Armament

• Guns: 2 × synchronized 8 mm (0.315 in) Schwarzlose MG-16 machine guns