ADI Sportster

Sportster
Role Autogyro
Manufacturer Aircraft Designs
Designer Martin Hollmann
First flight 1974
Number built 65 (2005)


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The ADI Sportster is a two-seat gyroplane that has been marketed in plans form for homebuilding since 1974 by Aircraft Designs Inc.[1][2] It was the first homebuilt gyrocopter design to be able to carry a passenger.

The design first flew in 1974 and is built from bolted and riveted dural aluminium sheet. The rotor blades use a NACA 8H12 airfoil[2]

Specifications

Data from Bertrand and Kitplanes[1][2]

General characteristics

  • Crew: 1
  • Capacity: 1 passenger
  • Length: 12 ft 0 in (3.66 m)
  • Height: 8 ft 0 in (2.44 m)
  • Airfoil: NACA 8H12
  • Empty weight: 650 lb (295 kg)
  • Gross weight: 1,100 lb (499 kg)
  • Fuel capacity: 17 U.S. gallons (64 L; 14 imp gal)
  • Powerplant: 1 × Lycoming O-320 4-cyl. air-cooled horizontally opposed piston engine, 150 hp (110 kW)
  • Main rotor diameter: 28 ft 0 in (8.53 m)
  • Main rotor area: 616 sq ft (57.2 m2)

Performance

  • Maximum speed: 90 mph (145 km/h; 78 kn)
  • Cruise speed: 75 mph (65 kn; 121 km/h)
  • 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)
  • Disk loading: 1.8 lb/sq ft (8.8 kg/m2)
  • Power/mass: 0.14 hp/lb (0.22 kW/kg)

Avionics

  • none

References

Wikimedia Commons has media related to ADI aircraft.
  1. ↑ 1.0 1.1 Downey, Julia: 2005 Trikes 'Chutes and Rotorcraft Directory, Kitplanes, Volume 22, Number 2, February 2005, page 54. Belvoir Publications. ISSN 0891-1851
  2. ↑ 2.0 2.1 2.2 Bertrand, Noel; Rene Coulon; et al: World Directory of Leisure Aviation 2003-04, page 203. Pagefast Ltd, Lancaster UK, 2003. ISSN 1368-485X