| 15.C3 | Three years of calibration coverage based on the R&S recommended calibration interval - includes test data. |
| 15.C5 | Five years of calibration coverage based on the R&S recommended calibration interval - includes test data. |
| 15.R3 | Three years of depot repair coverage, including recalibration and test data if necessary to complete a repair |
| 15.R5 | Five years of depot repair coverage, including recalibration and test data if necessary to complete a repair |