TYPE: Side-by-side motor glider ultralight.

PROGRAMME: First announced (on company’s website) 2005; development was continuing during 2006.

CURRENT VERSIONS: AM11: Baseline version: as described.
AM21: Longer wingspan version; as AM11, unless otherwise indicated.

DESIGN FEATURES: Low wing with upturned outer panels and winglets; constant-chord centre-section; two-stage sweepback outboard on AM21, or single-stage on AM11; main spar passes beneath pilot's knees. Sweptback fin and T-tail.

FLYING CONTROLS: Conventional and manual. Flaps.

STRUCTURE: Composites throughout.

LANDING GEAR: Tricycle type, fixed. Speed fairings on all wheels.

POWER PLANT: Choice of 59.7 kW (80 hp) Sauer S2100 UL, or Jabiru 2200, or 73.5 kW (98.6 hp) Rotax 912ULS engine driving a three-blade, fixed-pitch Duc propeller or (AM11 only) two-blade, fixed-pitch AMS folding propeller. Fuel capacity 70 litres (17.2 US gallons; 14.3 Imp gallons).

ACCOMMODATION: Side-by-side seating under single-piece canopy/windscreen.

DIMENSIONS, EXTERNAL:

  • Wing span: AM11: 10.60 m (34 ft 9¼ in)
    • AM21: 13.35 m (43 ft 9½ in)
  • Length overall: 6.63 m (21 ft 9 in)
  • Height overall: 2.17 m (7 ft 1½ in)

AREAS:

  • Wings, gross: AM11: 10.53 m² (113.3 sq ft)
    • AM21: 11.69 m² (125.8 sq ft)

WEIGHTS AND LOADINGS:

  • Weight empty AM11: Rotax: 250 kg (551 lb)
    • Sauer: 240 kg (529 lb)
    • Jabiru: 235 kg (518 lb)
  • Weight empty AM21: Rotax: 255 kg (562 lb)
    • Sauer: 245 kg (540 lb)
    • Jabiru: 235 kg (518 lb)
  • Max T-O weight (all versions): 470 kg (1,036 lb)

PERFORMANCE (Rotax 912 ULS):

  • Never exceed speed (VNE): AM11: 164 kt (305 km/h; 189 mph)
    • AM21: 156 kt (290 km/h; 180 mph)
  • Normal cruising speed at 75% power: AM11: 138 kt (256 km/h; 159 mph)
    • AM21: 136 kt (252 km/h; 157 mph)
  • Stalling speed: flaps down: AM11: 35 kt (64 km/h; 40 mph)
    • AM21: 34 kt (62 km/h; 39 mph)
  • Max rate of climb at S/L: AM11: 498 m (1,634 ft)/min
    • AM21: 570 m (1,870 ft)/min
  • T-O run: AM11: 102 m (335 ft)
    • AM21: 84 m (275 ft)
  • Range: AM11: 669 n miles (1,240 km; 770 miles)
    • AM21: 756 n miles (1,400 km; 870 miles)