Airdale Backcountry

Backcountry
Role Amateur-built aircraft
National origin United States
Manufacturer Airdale Flyer Company
Designer John Larsen
Status In production (2012)
Developed from Avid Mk IV

The Airdale Backcountry is an American amateur-built aircraft that was designed by John Larsen as a derivation of the Avid Mk IV and produced by Airdale Flyer Company, of Rhinelander, Wisconsin. The aircraft is supplied as a kit for amateur construction.[1][2]

Design and development

The Backcountry features a strut-braced high-wing, a two-seats-in-side-by-side configuration enclosed cockpit with doors for access, fixed conventional landing gear and a single engine in tractor configuration.[1][2]

The aircraft fuselage is made from welded 4130 steel tubing, while the wing is of aluminum construction, with all surfaces covered in doped aircraft fabric. Its 30 ft (9.1 m) span wing has an area of 123 sq ft (11.4 m2) and flaperons. The Backcountry was designed to use the 100 hp (75 kW) Stratus EA 81 automotive conversion four-stroke powerplant.[1][2]

The improvements over the Avid design include redesigning the aircraft to comply with the European Joint Aviation Requirements at a gross weight of 1,400 lb (635 kg), including stretching the fuselage by 16 in (41 cm), changing the main landing gear legs to aluminum gear with a track of 74 in (1.9 m), increasing the angle of the windshield, simplifying the control system and designing a differential flaperon system, redesigning the structure in the cockpit area to improve baggage access, adding new seats, increasing cockpit headroom and legroom, introducing wider cockpit doors and more cockpit width, modifying the tailwheel spring for more strength and designing a new engine cowling to accommodate the Subaru engine and other engine designs.[3]

The company also offers a conversion kit for existing Mk IVs.[1]

Specifications (Backcountry)

Data from Bayerl and Kitplanes[1][2]

General characteristics

Performance

References

  1. 1 2 3 4 5 Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 92. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  2. 1 2 3 4 Vandermeullen, Richard: 2012 Kit Aircraft Buyer's Guide, Kitplanes, Volume 28, Number 12, December 2011, page 38. Belvoir Publications. ISSN 0891-1851
  3. Airdale Flyer Company (n.d.). "The All New Airdale Backcountry". Retrieved 17 September 2012.

External links

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