Original version produced by Hoffmann and later by HOAC, with a 16.0 m (52.5 ft) wingspan, conventional landing gear, 27:1 glide ratio and powered by a Limbach L2000 EB1C engine of 60 kW (80 hp), a Rotax 912A of 60 kW (80 hp) or Limbach L2400 EB of 65 kW (87 hp). Applied for US FAA certificate on 4 April 1982 and received on 9 July 1986 in the utility category at a gross weight of 770 kg (1,698 lb).
Cruise speed: 182 km/h; 98 kn (113 mph) Never exceed speed: 275 km/h (171 mph; 148 kn) sea level to 6000 feet Range: 1,094 km; 591 nmi (680 mi) Maximum glide ratio: 27:1 at 105 km/h (65 mph) Rate of sink: 0.91 m/s (179 ft/min) at 79 km/h (49 mph) Wing loading: 48.56 kg/m² (9.95 lb/sq ft)