Analyzing the Fundamentals of an Infrared Sensor for a DIY Project for Kids Beginning a hands-on educational activity centered on optical technology requires a precise knowledge of the way an infrared detector functions.|The IR receiver is the interface which permits robotic machines to safely capture signals sent by wireless controllers.} https://mouthmap.answerblogs.com/40328759/understanding-the-difference-between-active-and-passive-ir-receiver-units