Getting Started with NanoVNA-QT and the S-A-A-2 If you’ve picked up a (also known as the NanoVNA V2), you already know it’s a powerhouse for its price. But while the 2.8-inch onboard screen is great for quick field checks, the real magic happens when you hook it up to your PC using the NanoVNA-QT software.
Never trust raw data.
button while powering on the device (the screen will stay white), then select the device in the software to begin the flash. Data Export : Easily export your measurements to Touchstone (.s1p, .s2p) files for professional simulation software or for documentation. The Importance of Calibration NanoVNA V2 aka S-A-A-2 - EEVblog 22 Mar 2021 —
Mastering the NanoVNA-QT: A Guide for the S-A-A-2 NanoVNA-QT
Load or create custom calibration kits for the SAA-2, save cal states, and apply port extensions to de-embed test fixtures.
Getting your (also known as the NanoVNA V2 ) running with NanoVNA-QT software is a great move—it gives you a much larger screen for viewing Smith charts and VSWR plots than the device's tiny built-in display.
Example (Python pseudo):
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