Research and Engineering Company (NIK), a Russian aviation company debuted its test prototype of the light two-seater versatile aircraft Sig...
Research and Engineering Company (NIK), a Russian aviation company debuted its test prototype of the light two-seater versatile aircraft Sigma-7 at MAKS 2021.
The Sigma-7 aircraft is designed for the Light Sport Aircraft (LSA) category intended for private use, training flights, aviation tourism, patrolling, aerial photographic surveying.
Unique features of the aircraft include its helicopter like view from cockpit and folding wings for easy transport and storage.
It is powered by a single Rotax 912 piston engine in pusher configuration. The aircraft can also be modified for skid landing gear and float landing gear for amphibious operations.
The prototype aircraft will now undergo operational testing later this year. In 2022, one of the three production aircraft will be used for certification tests in Germany, while the other two will be delivered to Chinese customers.
Sigma-7 is characterized by quick wing folding along the aircraft body. It can be carried on the trailer, towed by a car using.
The aircraft is 6 m long and 8.5 m wide. It has a maximum take of weight of 600 kg and can carry a payload of 250 kg.
With a 220 km/h max speed, Sigma 7 has a flight range of 1100 km.
