The ultra-compact R&S®RadEsT automotive radar tester delivers dynamic and precise target generation for OEMs and Tier 1s, supporting MIMO sensors and a variety of road user simulations. It can verify radar signal levels, occupied bandwidth, and supports development tasks from module debugging to software verification and sensor evaluation. The RadEsT is also suitable for production-line calibration and testing of ADAS/AD functions. With its versatile features, lightweight design, and quick setup, it offers cost, space, and time efficiency while ensuring accurate and reliable results for radar development and production.