Antonov An-71

An AEW plane based on An-72 transport plane, the first prototype flew on July 12, 1985. A small tactical airborne early warning and control aircraft with rotating radome above tailfin, the program was canceled with no production orders. NATO reporting name 'Madcap'.

An-71
Engine: 2 x D-436K turbofans, 7500kg + 1 x RD-38A, 2900kg
Wingspan: 31.89 m / 104 ft 8 in
Length: 23.50 m / 77 ft 1 in
Height: 9.20 m / 30 ft 2 in
Max. Speed: 650 km/h / 404 mph
Cruise Speed: 530 km/h / 329 mph
Ceiling: 10800 m / 35450 ft
Crew: 6