| FSV3-B1 | Side Carrying handles |
| FSV3-B10 | External Generator Control (SL) |
| FSV3-B11 | YIG preselector bypass (SL) |
| FSV3-B18 | Spare solid state drive |
| FSV3-B20 | Hard drive removable |
| FSV3-B24 | RF-Preamplifier, 30dB, 10 MHz to 30 GHz |
| FSV3-B25 | Electronic Attenuator, 0-25 dB in 1 dB steps (SL) |
| FSV3-B28V | 28V BNC connector for noise source control |
| FSV3-B3 | AM/FM demodulator for listening |
| FSV3-B4 | OCXO Precision frequency reference |
| FSV3-B5 | Additional Interfaces |
| FSV3-B6 | 10 gigabit ethernet port for instrument control |
| FSV3-K10 | GSM/EDGE/EDGE evolution/VAMOS measurements (SL) |
| FSV3-K100 | EUTRA/LTE FDD Downlink Measurments (SL) |
| FSV3-K101 | EUTRA/LTE FDD Uplink Measurments (SL) |
| FSV3-K102 | EUTRA/LTE Advanced Downlink Measurements (SL) |
| FSV3-K103 | EUTRA/LTE Advanced Uplink Measurements (SL) |
| FSV3-K104 | EUTRA/LTE TDD Downlink Measurements |
| FSV3-K105 | EUTRA/LTE TDD Uplink Measurments (SL) |
| FSV3-K106 | EUTRA/LTE NB-loT Downlink Measurements (SL) |
| FSV3-K144 | 5G NR R16 Extension for UL/DL (SL) |
| FSV3-K145 | 5G NR R15 UL Measurements (SL) |
| FSV3-K147 | 3GPP 5G-NR Combined DL ACLR/SEM and EVM Measurements (SL) |
| FSV3-K148 | 5G NR R16 Extension for UL/DL (SL) |
| FSV3-K18 | Power Amplifier Measurements (SL) |
| FSV3-K18D | Direct DPD Measurements (SL) |
| FSV3-K18F | Freq. Resp. Measurements (SL) |
| FSV3-K30 | Noise figure and gain measurements (SL) |
| FSV3-K33 | Security Write Protection for SSD (SL) |
| FSV3-K40 | Phase noise measurements (SL) |
| FSV3-K54 | EMI Measurements (SL) |
| FSV3-K544 | User defined frequency correction by SnP file |
| FSV3-K6 | Pulse measurements (SL) |
| FSV3-K60 | Transient Measurements (SL) |
| FSV3-K60C | Transient Measurements with chirp analysis (SL) |
| FSV3-K60H | Transient Measurements with hopping analysis (SL) |
| FSV3-K7 | Analog Modulation Analysis for AM, FM, PM (SL) |
| FSV3-K70 | Vector signal analysis (SL) |
| FSV3-K703 | 1 GHz frequency reference input and output |
| FSV3-K70M | Multi-modulation analysis (SL) |
| FSV3-K70P | BER Measurements with PRBS Data (SL) |
| FSV3-K70P | BER Measurements with PRBS Data (SL) |
| FSV3-K72 | 3GPP FDD (WCDMA) BS measurements (incl. HSDPA and HSDPA+) |
| FSV3-K73 | 3GPP FDD (WCDMA) MS measurements (incl. HSUPA and HSUPA+) |
| FSV3-K9 | Measurements with NRP Power sensors (SL) |
| FSV3-K91 | WLAN 802.11a/b/g Measurements (SL) |
| FSV3-K91AC | WLAN 802.11ac Measurements (SL) |
| FSV3-K91AX | WLAN 802.11ax Measurements (SL) |
| FSV3-K91N | WLAN 802.11n Measurments (SL) |
| FSV3-K91P | WLAN 802.11 a/b/g measurements (SL) |