I foresee an issue with the upcoming Shilka sim... ... as the Shilka ha 6+ modes of operations, and the sim will only allow 2, there will be numerous unused switches and buttons.
Hpasp Free SAM Simulator, "Realistic to the Switch" (U-2 over Sverdlovsk, B-52's over Hanoi, F-4 Phantoms over the Sinai, F-16's and the F-117A Stealth bomber over the Balkans.) http://sites.google.com/site/samsimulator1972/home
