What is bartini beriev vva 14?

The Bartini Beriev VVA-14 was a Soviet amphibious aircraft designed in the 1970s for use in military and civilian transport. It was developed by Italian-born aeronautical engineer Robert Bartini, who had previously worked on the development of the Soviet Union's first supersonic fighter jet, the MiG-15.

The VVA-14 was a unique design, with a central hull mounted on a set of wings, which could rotate upwards for take-off and landing, and downwards for level flight. It was powered by two turbofan engines which drove ducted fans mounted at the rear of the wings.

The aircraft was designed to operate from land or water, with a range of up to 6,000 km (3,700 mi) and a top speed of around 650 km/h (400 mph). Its primary role was to provide transport for Soviet military personnel and equipment to remote locations, where conventional aircraft could not operate.

Despite some initial success in testing, the VVA-14 never entered production, due to budget cuts and the changing priorities of the Soviet Union's military and political leadership. Only two prototypes were built, and both were eventually scrapped. However, the VVA-14 remains an enduring symbol of Soviet ingenuity and innovation in aeronautical design.