ADI Sportster

Sportster
Role	Autogyro
Manufacturer	Homebuuilt
Designer	ADI
First flight	1974

The ADI Sportster is a two-seat gyroplane that has been marketed in plans form for homebuilding since 1974. It was the first homebuilt gyrocopter design to be able to carry a passenger.

Specifications

General characteristics

• Crew: 1
• Capacity: 1
• Length: 12 ft 0 in (3.66 m)
• Diameter: 28 ft 0 in (8.53 m)
• Height: 8 ft 0 in (2.44 m)
• Wing area: 616 sq ft (57.2 m²)
• Empty weight: 650 lb (295 kg)
• Gross weight: 1,100 lb (499 kg)
• Powerplant: 1 × Lycoming O-320 4-cyl. air-cooled horizontally opposed piston engine, 150 hp (110 kW)

Performance

• Maximum speed: 90 mph (140 km/h; 78 kn)
• Range: 150 mi (130 nmi; 241 km)
• Service ceiling: 12,000 ft (3,658 m)
• Rate of climb: 1,000 ft/min (5.1 m/s)
• Wing loading: 1.8 lb/sq ft (8.8 kg/m²)
• Power/mass: 0.14 hp/lb (0.22 kW/kg)