When it comes to test solutions available for performing OTA measurements on 5G modules, devices, and active antenna systems, there are many choices. One can go with a modular turnkey test solution that includes all required test and measurement instruments, antennas and accessories for cmWave and mmWave user device testing, for example, and build the feature set that best addresses your application. This eBook serves as a guide for OTA testing when it comes to 5G.