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The LS7 was developed as the successor to the LS4, one of the most successful gliders ever produced.. In a departure from the design philosophy of the LS4, Rolladen-Schneider set out to design the LS7 as an uncompromised competition machine, seeking the highest performance possible with the technology of the time.
By the mid–to–late eighties the LS4 had lost its leading position in the Standard Class to new arrivals, in particular the excellent Discus from Schempp-Hirth.The LS7, in spite of its advanced design, did not recapture the lead and, with flagging sales, Rolladen-Schneider went back to the drawing board.
LS7 may refer to: Vehicles. General Motors LS7, a small-block V8 gasoline engine; Rolladen-Schneider LS7, a 1988–1993 German high-performance single-seat ...
At the same time the control and ballast systems were brought up to a new standard shared with the LS7: fully automatic control hook-ups, a mass-balanced flaperon drive system (previous versions having anti-flutter dampers), airbrake locks relocated in the wings, a trigger-activated trim system in place of the trim wheel, a new ballast system ...
The 22 kW (30 hp) electric motor is powered by two lithium polymer battery packs mounted near the aircraft's center of gravity, totalling a capacity of 4.3 kWh and weighing 15.5 kg (34.2 lbs). The nose-mounted propeller folds alongside the aircraft's nose when not powered to reduce drag and self-deploys when power is applied.
The Alisport Silent 2 is a single seater sailplane of Italian manufacture. It is of the FAI type DU Class glider. It is sold by Alisport ready-to-fly or kit-built as pure glider or self-launching glider. [1] The self-launching version is fitted with a single-blade propeller belt-driven by a two-stroke engine.
It is of the FAI DU Class glider. It is sold by Alisport ready-to-fly or kit-built as pure glider or self-launching glider. The self-launching version can be fitted with a single-blade propeller belt-driven by a two-stroke engine or with a double-blade folding propeller directly driven by an electric motor. [1] [2]
The LS7.R engine is a variation of the LS7 used in the highly successful C6.R American Le Mans Series racecar. It was crowned as Global Motorsport engine of the year by a jury of 50 race engine engineers on the Professional Motorsport World Expo 2006 in Cologne, Germany. [108] LSX. LSx is also used to denote any LS engine. Chassis with LSX engine