The Scheibe SF 28 Tandem-''Falke'' (English: "falcon") is a German
motorglider
A motor glider is a fixed-wing aircraft that can be flown with or without engine power. The FAI Gliding Commission Sporting Code definition is: a fixed-wing Aircraft#Heavier-than-air – aerodynes, aerodyne equipped with a means of propulsion (M ...
that was designed by
Egon Scheibe
Egon Scheibe (28 September 1908 – 26 September 1997) ''
in 1970 and which flew for the first time in May the following year. It was a development of the
Scheibe Falke
The Scheibe SF-25 Falke () is a German touring motor glider developed from the earlier Bergfalke glider by Scheibe Flugzeugbau. Since May 2006 the business has been run by Scheibe Aircraft GmbH.
Development
The company had produced the Moto ...
with (as its name suggests) seating in tandem rather than side-by-side as in the original Falke design.
Development
The SF 28 is a low-wing, cantilever monoplane of conventional design with a large perspex canopy. The undercarriage consists of a non-retractable monowheel and a steerable tailwheel, linked to the rudder. Small outrigger wheels are fitted to nylon legs under each wing. The fuselage is of steel tube construction, covered in
fabric
Textile is an umbrella term that includes various fiber-based materials, including fibers, yarns, filaments, threads, and different types of fabric. At first, the word "textiles" only referred to woven fabrics. However, weaving is no ...
and the wings are constructed of wood and fabric around a single spar.
Operational history
Scheibe entered at least one Tandem-Falke in the German Motor Glider Competition of 1977.
At least one SF28 was used by the Spanish military as 'UE 16-1' and demobilized in April 2008.