The Ikarus Doppel () is a German

high-wing A monoplane is a fixed-wing aircraft configuration with a single mainplane, in contrast to a biplane or other types of multiplanes, which have multiple wings. A monoplane has inherently the highest efficiency and lowest drag of any wing config ...

, two-place,

hang glider Hang gliding is an air sport or recreational activity in which a pilot flies a light, non-motorised, fixed-wing heavier-than-air aircraft called a hang glider. Most modern hang gliders are made of an aluminium alloy or composite frame covered ...

, that was designed by Thomas Pellicci and produced by his company Ikarus Drachen Thomas Pellicci.Bertrand, Noel; Rene Coulon; et al: ''World Directory of Leisure Aviation 2003-04'', page 46. Pagefast Ltd, Lancaster OK, 2003. ISSN 1368-485X Production has been completed and the glider is no longer available.

Design and development

The Doppel was designed to be a two-place glider for tourist flying and

flight training Flight training is a course of study used when learning to pilot an aircraft. The overall purpose of primary and intermediate flight training is the acquisition and honing of basic airmanship skills. Flight training can be conducted under a str ...

. The Doppel was only offered in one size. The aircraft is made from

aluminum Aluminium (or aluminum in North American English) is a chemical element; it has chemical symbol, symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third that of steel. Aluminium has ...

tubing, with the wing covered in

Dacron Polyethylene terephthalate (or poly(ethylene terephthalate), PET, PETE, or the obsolete PETP or PET-P), is the most common thermoplastic polymer resin of the polyester family and is used in fibres for clothing, containers for liquids and foods ...

sailcloth. Its span wing is cable braced from a single kingpost. The nose angle is 120°, wing area is and the

aspect ratio The aspect ratio of a geometry, geometric shape is the ratio of its sizes in different dimensions. For example, the aspect ratio of a rectangle is the ratio of its longer side to its shorter side—the ratio of width to height, when the rectangl ...

is 4.95:1. The pilot hook-in weight range is . The glider certified as DHV Class 1-2.

Specifications (Doppel)

References

{{Ikarus Drachen Thomas Pellicci aircraft Hang gliders