Test equipment refers to a variety of tools and devices used to measure, analyze, and evaluate the performance of electrical and electronic systems. Common examples include oscilloscopes, multimeters, and signal generators. These instruments help technicians and engineers ensure that devices operate correctly and meet specified standards. In various industries, such as telecommunications, automotive, and manufacturing, test equipment plays a crucial role in quality control and troubleshooting. By providing accurate measurements and diagnostics, it helps identify issues, verify functionality, and improve overall product reliability. Proper use of test equipment is essential for maintaining safety and efficiency in technical operations.