Sukhoi Su-17 series developed from the fixed wing Su-7 – the latter having poor low speed handling and the variable sweep wing on the -17 series improved this dramatically. First versions of Su-17 entered Soviet Air Force in 1970 and thus becoming the first swing-wing aircraft in Soviet inventory. The ground-pounder became very popular and … Continue reading Sukhoi Su-17M3 ‘Fitter-H’