Type description

ULF-1, foot-launched sailplane

Type responsibility

Dieter Reich

Take-off by

Foot launch (down hill), rubber cord (down hill), hang glider winch tow, car tow, air tow (trike)

Wing

Cantilever structure. Shoulder mounted, single wooden spar, plywood nose section, and wooden ribs, fabric covered.
Wing section Wortmann FX 63-137, 18% thick at root, and 15% thick at tip. Spoiler on upper wing surface

Fuselage

Wooden frame of triangular cross section, fabric covered

Tail

Cantilever structure, fabric covered

Landing Gear

Nose skid, centre wheel, tail-skid (fibre glass tube)

Accommodation

Sliding seat, open or closed cockpit

Rescue system

IFuselage integrated, consisting of parachute, release unit, pull-out rocket

Instruments

Air speed indicator, rate of climb indicator, altimeter

Dimensions

Wing span
Wing chord at root
Wing chord at tip
Wing aspect ratio
Length overall
Tail plane span

10,40 m
1,53 m
1,07 m
8,10 m
5,55 m
2,90 m

34.12 ft
5.02 ft
3.51 ft

18.21 ft
9.51 ft

Areas

13,4 m²
1,5 m²
2,4 m²

Masses

55 kg

155 kg

121 lbs

342 lbs

Ultimate Structural
Load Factors

Positiv
Negative

6 g
4 g

Performance

Best glide ratio
Min. sink speed
Min. speed
Max. speed (VNE)