/ Martinsyde ADC Buzzard
Martinsyde ADC Buzzard
Length: 25 ft 5.6 in (7.76 m)
Wingspan: 32 ft 9.4 in (9.99 m)
Height: 8 ft 10 in (2.69 m)
Wing area: 320 sq ft (29.7 m2)
Empty weight: 1,811 lb (823 kg)
Gross weight: 2,398 lb (1,090 kg)
Powerplant: 1 × Hispano-Suiza 8Fb inline engine, 300 hp (224 kW)
Maximum speed: 146 mph (235 km/h, 127 kn) at sea level 132.5 mph (115 knots, 213 km/h) at 15,000 ft (4,600 m)
Endurance: 2.5 hours
Service ceiling: 24,000 ft (7,320 m)
Climb to 10,000 ft (3,050 m): 7 min 55 sec
Guns: 2x 0.303 in (7.7 mm) Vickers machine guns
Single-seat fighter biplane. Powered by Rolls-Royce Falcon.
Single-seat fighter biplane.
Powered by 300 hp (220 kW) Hispano-Suiza 8 engine.
Main production type.
F.4 Buzzard 1a
Long range escort fighter for Independent Air Force; three built.
Surplus F.4 Buzzards converted into two-seat touring aircraft.
Type A.Mk I
Surplus F.4 Buzzards converted into two-seat long-range aircraft.
Larger two-bay wings, powered by Rolls-Royce Falcon engines.
Type AS.Mk I
This version of the Type A.Mk I was fitted with float landing gear.
Type A.Mk II
Four-passenger cabin version of A Mk.I.
Powered by Hispano-Suiza or Falcon engine.
Surplus F.4 Buzzards converted into two-seat aircraft; revised wing and landing gear.
Single-seat fighter version, powered by a 395 hp (295 kW) Armstrong Siddeley Jaguar radial piston engine.
The aircraft was developed by the Aircraft Disposal Company.
One prototype, Eight production aircraft were exported to Latvia.
One aircraft was converted by A.D.C., and fitted with a 300 hp (220 kW) ADC Nimbus engine.
One aircraft built for the engine designer Amherst Villiers.
A single A.Mk 1 modified for a transatlantic flight attempt, powered by a 285 hp (213 kW) Rolls-Royce Falcon III.
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