007：Mechanical Transfer Switch 010：Add time domain capability 012：Adds direct sampler access 050：Standard Test Set Configuration 085：High power test set: automatically includes mechanical transfer switch and sampler access 089：Frequency off-set mode for mixer measurement capability 1D5：High stability frequency reference 400：Adds fourth Sampler and TRL calibration firmware 701：Three Sampler Test Set 702：Standard solid state transfer switch 703：No sampler access 704：Standard configuration with no mixer measurement capability 860：Additional material required for combination #704 and #050 861：Additional material required for combination #085 and #704 862：Additional material required for combination #089 and #050 863：Additional material required for combination #085 and #089 864：Additional material required for combination #050 and #701 865：Additional material required for combination #703 and #050 866：Additional material required for combination #701 and #702 and #050 UK6：Commercial cal. certificate w/ test data
