Spectro-X Version 4.0, Signal Analysis Toolkit is versatile software that lets users visualize and analyze up to four recorded RF and microwave spectrum files at the same time. It is a valuable tool for system and test engineers developing and analyzing the performance of radar, ELINT, SIGINT, ECM, ESM, multi-channel communications, telemetry, and MIMO systems, or characterizing and testing conventional and AESA radar systems.