A testing apparatus and related methods are disclosed. In one embodiment, the testing apparatus may include a platform, a first plurality of cables, a second plurality of cables and a third plurality of cables, with each of the cables coupled to a respective load cell. The first plurality of cables may suspend the platform and be substantially parallel to each other. The second plurality of cables may be coupled to the platform, may be substantially parallel to each other cable of the second plurality of cables, and substantially perpendicular to each cable of the first plurality of cables. The third plurality of cables may be coupled to the platform, and each cable of the third plurality of cables may be substantially parallel to each other cable of the third plurality of cables, and substantially perpendicular to each cable of the first plurality of cables and the second plurality of cables.