TYPE. Single-seat light cabin aeroplane for sport and touring.
WINGS. Low-wing cantilever monoplane. Wings taper in chord and thickness to rounded ends, each attached by three bolts to short wing-roots. Single spruce box-spar. Torsion-resisting plywood-covered nose. Remainder covered with fabric. Low aspect-ratio ailerons covered with plywood. Wings quickly folded.
FUSELAGE. Wooden box structure with plywood covering.
TAIL UNIT. Cantilever monoplane type. Adjustable tail-plane and fin covered with plywood. Unbalanced control surfaces. Wood structure.
UNDERCARRIAGE. Divided type. Oleo-cum-compression-rubber springing. Low-pressure tires. Internally-expanding wheel-brakes. Sprung tail-skid with hard-steel rubbing-shoe.
POWERPLANT. One 70/80 hp Hirth HM.60 four-cylinder air-cooled inverted in-line engine. Fuel tank of 26.5 gal (100 l) capacity behind fireproof bulkhead feeds by gravity or through double engine-driven pump. Additional 26.5 gal (100 l) fuel tank can go in locker behind pilot. Coil or magneto ignition, as desired.
ACCOMODATION. Pilot's cockpit enclosed by celluloid windscreen and sliding hood of celluloid which can be pushed back when flying. Provision for back-type parachute. Second locker for lighter articles behind. Third locker for tools and spare parts behind fireproof bulkhead.
Span: 31 ft 2 in (9.50 m)
Length: 22 ft 11 in (6.97 m)
Height: 5 ft 7 in (1.70 m)
Wing area: 139 sq.ft (12.90 sq.m)
Empty weight: 738 lb (335 kg)
Fuel: 452 lb (205 kg)
Disposable load: 738 lb (335 kg)
Loaded weight: 1,475 lb (670 kg)
Loaded weight (aerobatic category): 1,190 lb (540 kg)
Wing loading: 10.5 lb/sq.ft (51.5 kg/sq.m)
Power loading: 18.5 lb/hp (8.40 kg/hp)
Performance at loaded weight 1,475 lb (670 kg):
Max speed: 132 mph (212 kmh)
Landing speed: 42 mph (68 kmh)
Climb: to 3,280 ft (1,000 m) 3 min 42 sec
Absolute ceiling: 21,320 ft (6,500 m)
Service ceiling: 18,860 ft (5,750 m)
Range at loaded weight 1,475 lb (670 kg): 1,550 mls (2,500 km)."