Abstract: This paper presents a novel approach to dynamically adjust the sensitivity and timing parameters of a Passive Infrared (PIR) motion sensor using an Arduino-based control system. Traditional ...
Abstract: This paper presents a wireless communication system utilizing a 433MHz RF module alongside human presence detection using a Passive Infrared (PIR) sensor. The system is designed to enable ...
It’s pretty easy to take a balloon, fill it up with helium, and send it up in to the upper atmosphere. It’s much harder to keep track of it and recover it when it falls back to Earth. If you’re trying ...
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