👉 Indicator engineering is a specialized field within electrical engineering that focuses on the design and implementation of sensors and transducers to measure various physical, chemical, or biological parameters. These devices convert a physical phenomenon into an electrical signal that can be easily processed and analyzed by electronic systems. Indicator engineers design these sensors to be highly sensitive, accurate, and reliable, ensuring they can operate effectively in diverse environments. Applications range from industrial process control and environmental monitoring to healthcare diagnostics and consumer electronics, where precise measurement is crucial for functionality and safety.