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. 2022 Jun 28;12:e00333. doi: 10.1016/j.ohx.2022.e00333

Fig. 9.

Fig. 9

Testing platform plate. The acrylic plate was attached to the system using ¼-20 female threaded round standoffs and ¼-20 threaded rods. The USB Controller Hub is placed on top of the acrylic plate at the back-end of the system. The USB Controller Hub power supply is found under the controller hub.