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.
3 decal variants for Luftwaffe.
1. Arado Ar 66C, 2./NSGr.12, spring 1944, airfield Liepaja, Latvia
2. Arado Ar 66C, unknown St?rkampfstaffel, wint 42-43, east front
3. Arado Ar 66C, 2./Stg. Luftlotte 6, 1943, Baranovichi, Belarussia