Understanding the Mechanics of an Infrared Sensor for a DIY Project for Kids Beginning a hands-on educational activity centered on optical technology demands a solid grasp of how an IR receiver works.|This IR receiver is the interface which permits robotic machines to safely capture signals sent by wireless controllers.} Through https://mouthmap.answerblogs.com/40328759/understanding-the-difference-between-active-and-passive-ir-receiver-units