Simple Electronic Circuits

A semi-automatic water level controller circuit utilizing the versatile 555 timer IC presents an innovative solution for efficient water management. This unique circuit ensures precise control over water levels by employing a combination of sensors and the reliable 555 timer IC. By integrating these elements, this semi-automatic water level controller offers a hassle-free approach to maintaining optimal water levels in various applications. With its cutting-edge technology, this circuit promises to revolutionize water management, providing convenience while conserving this precious resource. A semi-automatic water level controller circuit is used for automatically controlling the level of water in a tank and avoid overflowing.  This circuit is made up of a sensor, timer chip, relay, pump driver and power supply. The sensor senses the water level in the tank and converts it to voltage. The timer chip takes care of sensing voltage from sensor and turns ON/OFF pump driver accordin...