Skyfly S-34 Skystar

The Skyfly S-34 Skystar is a Swiss ultralight aircraft, designed by Hans Gygax and produced by Skyfly, of Altbüron. The aircraft is supplied as a kit for amateur construction or as a complete ready-to-fly-aircraft.[1][2]

S-34 Skystar
Role Ultralight aircraft
National origin Switzerland
Manufacturer Skyfly
Designer Hans Gygax
Status In production (2012)
Unit cost
€22,500 (2011)

Design and development

The Skystar features a strut-braced high-wing, a two-seats-in-tandem open cockpit with a windshield, fixed tricycle landing gear with optional wheel pants and a single engine in pusher configuration.[1][2]

The aircraft is made from bolted-together aluminum tubing, with its flying surfaces covered in Dacron sailcloth. A fibreglass cockpit fairing is available. Its 9.60 m (31.5 ft) span wing has an area of 14.6 m2 (157 sq ft) and is supported by V-struts and jury struts. The standard engine available is the 64 hp (48 kW) Rotax 582 two-stroke powerplant.[1]

Specifications (S-34 Skystar)

Data from Bayerl[1]

General characteristics

  • Crew: one
  • Capacity: one passenger
  • Wingspan: 9.60 m (31 ft 6 in)
  • Wing area: 14.6 m2 (157 sq ft)
  • Empty weight: 159 kg (351 lb)
  • Gross weight: 380 kg (838 lb)
  • Fuel capacity: 44 litres (9.7 imp gal; 12 US gal)
  • Powerplant: 1 × Rotax 582 twin cylinder, liquid-cooled, two stroke aircraft engine, 48 kW (64 hp)

Performance

  • Maximum speed: 130 km/h (81 mph, 70 kn)
  • Cruise speed: 120 km/h (75 mph, 65 kn)
  • Stall speed: 50 km/h (31 mph, 27 kn)
  • Rate of climb: 5.5 m/s (1,080 ft/min)
  • Wing loading: 26.0 kg/m2 (5.3 lb/sq ft)
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See also
Similar aircraft

References
  1. Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 76. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  2. Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, page 80. Flying Pages Europe SARL, 2015. ISSN 1368-485X


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