Testing Arduino pH Tester. We have tried this Arduino pH meter by dipping it into pure water and Lemon water, you can see the result below. Pure Water: Lemon Water: This is how we can build a pH ...

This Arduino library provides a convenient and easy-to-use interface for the PH4502C sensor, allowing you to effortlessly integrate it into your Arduino projects. The PH4502C sensor is a ...

This present paper introduces an innovative approach to automatically monitor and control acidity or alkalinity in irrigation water. The system effectively calculated the amount of acidic or alkaline ...

Two products are manufactured, which are Red Tilapia fish and Catfish. This research aims to design the work system for a water pH and TDS indicator device by using Microcontroller Arduino, ...