TYPE: Tandem-seat ultralight/kitbuilt; side-by-side ultralight/kitbuilt.

PROGRAMME: Introduced to HB range in 2002 as modular range, based on Let-Mont UL series of Piper Cub lookalikes produced in Czech Republic. Differences include the following (see Current Versions).

CURRENT VERSIONS: Amigo: Side-by-side version of modern appearance, with nosewheel, short-span wings, square-topped fin and cut-down rear decking. Option of increased engine power. Shown at Aero '03, Friedrichshafen, 24-27 April 2003.
Cubby: Tandem-seat, tailwheel layout, most resembling classic J3 Cub.
Dandy: As Cubby, but side-by-side seating.

FLYING CONTROLS: Conventional and manual. All models have plain flaps and flight-adjustable trimmer in each elevator.

STRUCTURE: Amigo has metal tube, fabric-covered lower fuselage and strut-braced wings, latter with composites tips and leading edge; metal fin fillet, braced tailplane. Cubby and Dandy have metal tube fuselage with fabric covering aft of cabin and metal sheet forward, fabric-covered wooden wings.

LANDING GEAR: Amigo: Nosewheel type; fixed. 4.00-6 mainwheels with cable-operated drum brakes; 4.00-4 nosewheel. Tail bumper.
Cubby/Dandy: Tailwheel type; fixed. 15x6.00-6 mainwheels and solid tailwheel.

POWER PLANT: One 59.6 kW (79.9 hp) Rotax 912 UL with two-blade propeller standard. Amigo option of 73.5 kW (98.6 hp) Rotax 912 ULS and two-blade AirPlast variable-pitch propeller. Fuel capacity 60 litres (15.8 US gallons; 13.2 Imp gallons) in all versions.

EQUIPMENT: Amigo has optional ballistic parachute.

DIMENSIONS, EXTERNAL (A: Amigo, C: Cubby, D: Dandy):

• Wing span, A: 9.00 m (29 ft 6¼ in)
• C: 9.90 m (32 ft 5¾ in)
• D: 9.60 m (31 ft 6 in)
• Length overall: A: 5.70 m (18 ft 8½ in)
• C, D: 5.60 m (18 ft 4½ in)
• Height overall: A: 2.20 m (7 ft 2½ in)
• C, D: 2.00 m (6 ft 6¾ in)

AREAS:

• Wings, gross: A: 11.80 m² (127.0 sq ft)
• C: 13.00 m² (139.9 sq ft)
• D: 12.80 m² (137.80sq ft)

WEIGHTS AND LOADINGS:

• Weight empty: A, C: 265 kg (584 lb)
• D: 260 kg (573 lb)
• Max T-O weight: all: 450 kg (992 lb)

PERFORMANCE:

• Normal cruising speed: A: 86 kt (160 km/h; 99 mph)
• C, D: 81 kt (150 km/h; 93 mph)
• Stalling speed: A: 30 kt (55 km/h; 35 mph)
• C, D, flaps down: 27 kt (50 km/h; 31 mph)
• Max rate of climb at S/L: 300 m (984 ft)/min
• T-O run: A: 60 m (200 ft)
• C, D: 70 m (230 ft)
• g limits: +6/-4

The article appears in the following publication:
Jane's All the World's Aircraft 2004-2005. Jane's Information Group Ltd. 2004. ISBN: 0-7106-2614-2