AL-4

Specifications           

Power plant: One brushless electric motor, two-blade pusher propeller. Powered by three 700 mAh batteries.


Dimensions


Wing span: 2.00 m (6 ft 6.75 in)
Wing area: 0.5 m² (5.4 sq ft)
Length overall: 1.40 m (4 ft 7.1 in)
Height overall: 0.28 m (11.0 in)
Weight empty: 2.8 kg (6.2 lb)
Batteries: 0.4 kg (0.9 lb)
Max payload: 1.0 kg (2.2 lb)
Max launching weight: 4.2 kg (9.3 lb)
Hand launch and belly landing.

Performance
Max level speed: 54 kt (100 km/h; 62 mph)
Cruising speed: 30 kt (55 km/h; 34 mph)
Ceiling: 3,000 m (9,840 ft)
Mission radius: 13.4 n miles (25 km; 15.5 miles)
Max endurance: 1 hr.


Photo