4-VST Configuration (Independent LO)
- Updated2025-12-19
- 4 minute(s) read
Learn about the hardware requirements for a 4-VST independent LO configuration system.
| Model | Quantity | Supported Part Numbers and Information |
|---|---|---|
| PXIe-1095 | 2 | 783882-01 |
| PXIe-8881 | 1 | 789431-01 |
| PXIe-8398 | 1 | 784178-01 |
| PXIe-8394 | 1 | 785157-01 |
| PXIe-5842 | 4 | 789600-26211 |
| PXIe-8290 | 4 | 789548-01 |
| PXIe-6674T | 2 | 781037-01, one per chassis. |
| Dell PowerEdge R7625 | 2 | Refer to RPDSsc Hardware for the required specifications. |
| 4-way SMA Power Splitter | 1 | NI recommends the Mini Circuits ZC4PD-5R263-S+ 4-way splitter with 2 outputs terminated. The RF splitter is required for the instrument frequency range. |
| CDA-2990 | 1 | 784305-01, without GPSDO |
| SMA-to-SMA Cable | 8* | Compensation requires five cables and sharing the chassis reference clock requires three cables. Cable length and quantity are dependent on system configuration. Refer to Analog Cable Guidance. |
| zHD-to-zHD Cable | 8 | 788927-01/02 (1 m and 2 m lengths) Ensure that you position the PXIe-5842 and PXIe-8290 in slots to allow for the cable length. |
| Dell Networking QSFP28-to-QSFP28 Cable | 4 | 617115-01 |
| 3M Gen 3 X4 MXI Cable | 1 | 785549-03 |
| Chassis 0 | Chassis 1 | ||
|---|---|---|---|
| Slot # | Module | Slot # | Module |
| PXIe-8398 | PXIe-8881 | ||
| PXIe-5842 5842_00 |
Any |
PXIe-8290 8290_00 |
|
| Any |
PXIe-8290 8290_01 |
||
| — | — | ||
| PXIe-5655 5655_00 |
— | — | |
| PXIe-5842 5842_01 |
— | — | |
| — | — | ||
| — | — | ||
| PXIe-5655 5655_01 |
— | — | |
| PXIe-6674T 6674T_00 |
PXIe-6674T 6674T_01 |
||
| PXIe-5842 5842_02 |
Any |
PXIe-8290 8290_02 |
|
| Any |
PXIe-8290 8290_03 |
||
| — | — | ||
| PXIe-5655 5655_02 |
— | — | |
| PXIe-5842 5842_03 |
— | — | |
| — | — | ||
| — | — | ||
| PXIe-5655 5655_03 |
PXIe-8394 | ||
Related Information
- RPDSsc Hardware
Learn about the required hardware for the RPDSsc modular system component.
- Analog Cable Guidance
Learn about the NI analog cable options for LO sharing, reference clock, and triggering for your system.