This page is part of IGN's Phasmophobia Wiki guide and details everything you need to know about the Purchasable Equipment piece, the Motion Sensor. Throughout this page, we'll break down how to use ...

Tucson-area optics firm Geost has been supplying sensor systems for U.S. defense and intelligence satellites since its founding by a University of Arizona optics Ph.D. two decades ago. Now, Geost is ...