Changes

==== Airworthiness ====

==== Airworthiness ====

The elevation views of Firefox resembled those of the American [[F-15]] Eagle, but the plan reveals a delta-wing configuration with a pair of forward canards. Warner Brothers built nine models of the Firefox to various scales. Two of these, which were radio-controlled scale models, were actually airworthy, though no one attempted to build or fly a Firefox model at supersonic speeds.<ref name=fan/> The actual airworthiness of the Firefox airframe design was initially a matter of no small controversy&mdash;but the commercial availability of a radio-controlled scale model settles all doubt that such an aircraft would have been not only airworthy, but at least as maneuverable as it was depicted in the film.<ref name=rcpowers>[http://www.rcpowers.com/forum/showthread.php?t=725 RCPowers MiG-31 Firefox model]. Has an embedded video of a demonstration flight.</ref>

The hypersonic Firefox has a striking resemblance to the North American XB-70 Valkyrie, albeit scaled down to a fighter. The elevation views of Firefox resembled those of the American [[F-15]] Eagle, but the plan reveals a delta-wing configuration with a pair of forward canards. Warner Brothers built nine models of the Firefox to various scales. Two of these, which were radio-controlled scale models, were actually airworthy, though no one attempted to build or fly a Firefox model at supersonic speeds.<ref name=fan/> The actual airworthiness of the Firefox airframe design was initially a matter of no small controversy&mdash;but the commercial availability of a radio-controlled scale model settles all doubt that such an aircraft would have been not only airworthy, but at least as maneuverable as it was depicted in the film.<ref name=rcpowers>[http://www.rcpowers.com/forum/showthread.php?t=725 RCPowers MiG-31 Firefox model]. Has an embedded video of a demonstration flight.</ref>

==== Stealth technology ====

==== Stealth technology ====