Sukhoi T-49 Sukhoi T-49 The Sukhoi T-49 was a prototype Soviet fighter aircraft. The Sukhoi T-49 is a modernized version of the Sukhoi Su-11 with new radar and modified armament. The project was officially launched on August 6, 1957, the maiden flight of the T-49 prototype took place, after various rolling tests in October 1959, in January 1960. In the development of the T-49, the delta wing, the tail and the cigar-shaped hull were taken over by the Su-11. A key differentiator to the predecessor model is the extended nose of the aircraft to accommodate the more powerful radar. Since this was
Sukhoi Su-17 Sukhoi Su-17 The Sukhoi Su-17 (NATO reporting name: Fitter) is a Soviet variable-sweep wing fighter-bomber developed from the Sukhoi Su-7. It enjoyed a long career in Soviet, later Russian, service and was widely exported to Eastern Bloc, Arab air forces, Angola and Peru as the Su-20 and Su-22. It is the first variable-sweep wing of Russian/Soviet origin. Seeking to improve low-speed and take-off/landing performance of the Su-7B fighter-bomber, in 1963 the Sukhoi OKB with input from TsAGI created a variable-sweep wing technology demonstrator. The Su-7IG (internal designation S-22I, NATO designation "Fitter-B"), converted from a production Su-7BM, had fixed inner portions