Water Level Sensor with Arduino. What are the types of water level sensors? There are six basic types of commercially used water level indicators: Resistive, Capacitive, Ultrasonic, Frequency, Guided ...

This project is a smart water level controller built using Arduino UNO, an ultrasonic sensor, and EEPROM for memory storage. The system automatically monitors the water level in a tank and controls ...

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 sensor was ...