The KVP first flew on 21 August 1982 .
Was subject to extensive trials which demonstrated KVP could safely operate from a ski - jump , but ideally a production aircraft needed more power and greater wing area .
The KVP first flew on 21 August 1982 , and was subject to extensive trials which demonstrated it could safely operate from a ski - jump , but ideally a production aircraft needed more power and greater wing area .