[1] The prototype had its maiden flight from Huhnrain Airport, Poppenhausen near Frankfurt on 23 January 2020.
[2] The AS 33 is based upon the ASG 29, with a totally new wing with an 18 m (59 ft) span and 10 m2 (110 sq ft) area, which optimizes the airflow around the fuselage/wing transition as well as at the wingtips.
The AS 33 is a single-seat, mid-wing sailplane of composite construction, with a T-tail.
[2] To fly in the FAI 15m class, a second pair of outer wings is available.
[5] The glider has upward extending three-tier air-brakes and independently switchable electrical valves for the water ballast tanks in the inner and outer wings.