What manufacturer was investigating the Wittman Big X and at one point was based in San Antonio, Texas?
Wittman Big X The Wittman Big X is a four seat high wing variant of the Wittman Buttercup. The aircraft received serious attention from both Fairchild Aircraft, and Cessna Aircraft in the post World War II aviation boom.
AN/TPS-43 The AN/TPS-43 is a transportable 3-dimensional air search radar produced in the United States originally by Westinghouse Defense and Electronic Division, which was later purchased by Northrop-Grumman.