The first prototype "D-EMKB" appeared in competition, three months after its first flight, at the 1970 6th World Aerobatics Competition at Hullavington, England where it was placed 4th on the individual men's list.
The first prototype "D-EMKB" appeared in competition after its first flight. This was at the 1970 6th World Aerobatics Competition at Hullavington, England. It was placed 4th on the individual men's list. Competition was three months.