| DCV-1 | Documentation of calibration values |
| DCV-ZP | Printout of DCV (additional, in combination with DCV-Option only) |
| HA-Z232 | SD memory card 2GB (for PR100 and FSH4/8) |
| K14 | Spectrogram measurement application (software license) |
| K40 | Remote control via LAN or USB for FSH4/8 (software license) |
| K41 | Distance To Fault measurement for FSH4/8 (for model .24 and .28 only, |
| K42 | Vector reflection and transmission measurement (for FSH4/8 model .24 and .28 only) |
| K44 | 3GPP WCDMA BTS/Node B pilot channel and EMV measurement application (for FSH4/8) |
| K44E | 3GPP WCDMA BTS/Node B Code-Domain-Power measurement application (for FSH4/8, FSH-K44 required) |
| K44E | 3GPP WCDMA BTS/Node B Code-Domain-Power measurement application (for FSH4/8, FSH-K44 required) |
| K45 | Vector voltmeter (for FSH4/8) (software license) |
| K46 | CDMA2000 BTS pilot channel and EVM measurements application (software license) |
| K46E | CDMA2000 BTS Code-Domain-Power measurement application, R&S®FSHK46 required |
| K47 | 1xEVDO BTS pilot channel and EVM measurement application (software license) |
| K50 | LTE FDD downlink pilot channel and EVM measurement application (for FSH with ser. no. >= 105000 only) |
| K50E | LTE FDD downlink extended channel and modulation measurement application, R&S®FSH-K50 required |
| K51 | LTE TDD downlink pilot channel and EVM measurement application (for FSH with ser. no. >= 105000 only) |
| K51E | LTE TDD downlink extended channel and modulation measurement application, R&S®FSH-K51 required |