Arado AR66 Nachtslacht Single seater

Arado Ar 66 was a two-seat training biplane, developed in 1933 and had an Argus As 10 air-cooled engine(240 hp), which drove a 2.5 m two-blade propeller. It was also used for night ground-attack missions on the Eastern Front.
The crew consisted of two: instructor pilot and trainee, seated in open tandem cockpits equipped with dual controls and aircraft was equipped with instrument flight systems with photographic cameras were mounted as optional equipment.
The Ar 66 entered service with the Luftwaffe in 1933, serving as a trainer until well into WWII. In 1943, the Luftwaffe set up a number of night harassment groups to operate on the Russian front.