This documentation provides a description of the Anritsu’s remote spectrum analyzer used with Vision Software Application Programming Interface (API). It describes the graphical user interface, provides a how-to chapter to set up measurements, discusses API programing, and covers a lists of API programming commands. API's are presented both for control of Anritsu's remote spectrum analyzer hardware as well as for Vision software. Most features in Vision are paid options. In order for these options to work, the remote spectrum analyzer hardware must have these options enabled. See the Vision software Product Brochure and User Guide for option information.