Keysight
P50xxB
The Keysight P50xxB Streamline Thunderbolt vector network analyzer (VNA) operates up to 53 GHz. The P50xxB offers a dynamic range of 140 dB and output power of 10 dBm. The P50xxB supports 2, 4, or 6 ports.[1]
Plate 01Introducing P50xxB Streamline Series VNAs
Keysight Hands-OnWatch on YouTube
How it works
The P50xxB features a specific airflow design: the right side of the instrument is dedicated to air intake and the left side to air exhaust.[2]
What do the numbers mean?
Control & software1
Configuration & options8
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Frequently asked questions
What are the system requirements for using the P50xxB?
The host PC must run Windows 10 (64-bit) with at least 4 GB of RAM (16 GB recommended), 2 GB of available disk space, a display resolution of 1024 x 768 or higher, and an Intel Core i7 10th Generation or later processor. Thunderbolt 3 connectivity is required.[3]
How is the P50xxB connected to a PC?
The P50xxB connects to a PC using a Thunderbolt 3 cable. One end of the cable is plugged into either port on the instrument’s rear panel, and the other end is plugged into a Thunderbolt 3 (USB-C) port on the PC.[2]
What should be done if the P50xxB is not detected by the PC?
Reboot the PC. If the issue persists, apply the latest Windows updates and update the computer BIOS, Thunderbolt driver, and firmware.[2]
Not publicly documented
The following facts about the P50xxB are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the P50xxB are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the P50xxB are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the P50xxB are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the P50xxB are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the P50xxB is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No research found yet — worked with this tool? Share what you know.
Sources & citations
Sources (3)Every fact above is drawn from these public sources
- [1]assets.testequity.com — assets.testequity.comassets.testequity.com
- [2]keysight.com.cn — keysight.com.cnkeysight.com.cn
- [3]https://assets-us-01.kc-usercontent.com/ecb176a6-5a2e-0000-8943-84491e5fc8d1/22788e5d-a9a4-427d-b113-e516a6c9fb69/P50xxB-Quick-Start-Guide.pdf — assets-us-01.kc-usercontent.comassets-us-01.kc-usercontent.com
Last updated Oct 7, 2026.
