The AT-4 is manufactured for the US market with compliance to the Light Sport Aircraft specification, approved for Night-VFR and one turn spins. The AT-4 is derived from the AT-3 aircraft with the MTOW increased up to 600 kg, structure has a longer wingspan, altered wing profile and spar, additional winglets and fillets between the wing.
AT series aircraft is an all-metal, semi-stressed skin, developable surface construction with fairings and cowlings made of carbon/kevlar composite. The configuration consisting of a low-wing aircraft with side by side cockpit, equipped with dual controls, classic, robust landing gear plus superb aerodynamics, ensure high performance, good handling and exceptional flight characteristics.
Exterior and interior
One color standard painting
Gray cabin compartment painting
Two color leather upholstery
Powerplant
Carburetor engine Rotax 912ULS
3 –bladed composite ELPROP propeller
Landing gear and brake system
Nose wheel 5.0 -4 TOST
Main wheels BERINGER and tubeless tires 5”
Fuel installation
Fuel tank in the fuselage 65 liters
Avionics
Airspeed indicator 3 1/8”
Altimeter 3 1/8”
Vertical speed indicator3 1/8”
Magnetic compass
INCOM A-210E COM
Transponder GARMIN GTX327 Mod C
Engine / Electric equipment
RPM indicator
Oil pressure indicator
Oil temperature indicator
Cylinder head temperature indicator
Dual EGT indicator
GILL g-25 Battery
Volt/Ammeter (WESTACH 2DA10-18 + Shunt 30A)
Light “ Generator failure”
Cabin ventilation
Fresh air cabin inlet
Cabin heating
Additional air inlets above instrument panel
Additional air outlet at the rear part of the cabin
Left & right DV window
Miscellaneous options
Map pockets