Gobosh 700S

The Gobosh 700S is an American light-sport aircraft that was designed by Polish designer Tomasz Antoniewski as the Aero AT-3 and was marketed by Gobosh Aviation of Moline, Illinois. The 700S was introduced in 2007 and when it was available was supplied as a complete ready-to-fly-aircraft.[1]

700S
Role Light-sport aircraft
National origin United States
Manufacturer Gobosh Aviation
Designer Tomasz Antoniewski
Introduction 2007
Status Production completed
Developed from Aero AT-3

By 2016 the company website had been taken down and the company had likely gone out of business.[2]

Design and development

The aircraft was designed to comply with the US light-sport aircraft rules. It features a cantilever low-wing, a two-seats-in-side-by-side configuration enclosed open cockpit under a bubble canopy, fixed tricycle landing gear and a single engine in tractor configuration.[1][3]

The aircraft is made from aluminum sheet and its 27.3 ft (8.3 m) span wing mounts winglets. The standard engine available is the 100 hp (75 kW) Rotax 912ULS four-stroke powerplant.[1]

Specifications (700S)

Data from Bayerl and Gobosh[1][4]

General characteristics

  • Crew: one
  • Capacity: one passenger
  • Length: 20 ft 6 in (6.25 m)
  • Wingspan: 27 ft 4 in (8.33 m)
  • Height: 7 ft 4 in (2.24 m)
  • Empty weight: 820 lb (372 kg)
  • Gross weight: 1,320 lb (599 kg)
  • Fuel capacity: 18.5 U.S. gallons (70 L; 15.4 imp gal)
  • Powerplant: 1 × Rotax 912ULS four cylinder, liquid and air-cooled, four stroke aircraft engine, 100 hp (75 kW)
  • Propellers: 2-bladed, 5 ft 8 in (1.73 m) diameter

Performance

  • Cruise speed: 116 kn (133 mph, 215 km/h)
  • Stall speed: 39 kn (45 mph, 72 km/h)
  • Never exceed speed: 129 kn (148 mph, 239 km/h)
  • Range: 360 nmi (410 mi, 670 km)
  • Service ceiling: 13,200 ft (4,000 m)
  • Rate of climb: 850 ft/min (4.3 m/s)

References
  1. Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 57. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  2. Gobosh Aviation (2007). "Gobosh Aviation Home Page". gobosh.aero. Archived from the original on October 23, 2016. Retrieved May 16, 2020.
  3. Experimental Aircraft Association (2012). "EAA's Listing of Special Light-Sport Aircraft". Archived from the original on February 28, 2014. Retrieved June 1, 2012.
  4. Gobosh Aviation (2007). "700S Metal Low Wing". Archived from the original on July 26, 2012. Retrieved July 12, 2012.
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