Test equipment refers to tools and devices used to measure, analyze, and evaluate the performance of various systems and components. Common examples include multimeters, oscilloscopes, and signal generators. These instruments help technicians and engineers ensure that electronic devices function correctly and meet specified standards. In various industries, such as electronics, telecommunications, and automotive, test equipment plays a crucial role in quality control and troubleshooting. By providing accurate measurements and diagnostics, this equipment helps identify issues, verify designs, and improve overall product reliability.