I wanted an objective way to determine if my whole-house water filter neeeded changing. I decided that I could tolerate a 15 psi (1 bar) drop in water pressure across the filter. I needed to measure ...
This project demonstrates a simple water detection system using an Arduino board and a water sensor. The system uses an LED to indicate whether water is detected. The LED turns ON when no water is ...
Abstract: We connected $\mathbf{p H}$ sensor and solar cell into Arduino Board to control data transmission via red laser communication or popular known as visible light communication (VLC). The ...
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