| .C3 | Three years of calibration coverage based on the R&S recommended calibration interval - includeds test data. |
| .C5 | Five years of calibration coverage based on the R&S recommended calibration interval - includeds test data. |
| .R3 | Three years of depot repair coverage, including recalibration and test data if necessary to complete a repair - |
| .R5 | Five years of depot repair coverage, including recalibration and test data if necessary to complete a repair - |
| K1 | Spectrum analysis measurement, application (software license) |
| K14 | Spectrogram measurement, application requires ZVH-K1) (software license) |
| K39 | Transmission measurement, application (software license) |
| K40 | Remote control via USB or LAN, application (software license) |
| K42 | Vector network analysis, application (software license) |
| K45 | Vector voltmeter measurement, application (software license) |
| K9 | Power meter measurement, application; R&S®FSH-power sensors or |