10khz-1.5Ghz NanoVNA-F VNA HF VHF UHF Vector Network Antenna Analyzer 4.3 Inch IPS LCD Metal Case V3.1 Version Stylus ,Compact and Powerful

1. Add data storage function, can save s1p, s2p files to SPI Flash in real time, which is convenient for offline analysis; 2. Adapt NanoVNA-Saver screenshot function, need to use [nanovna-saver-0.3.4-bh5hnu.exe] compiled by BH5HNU; you can get the new software from groups.io. 3. Support LCD backlight adjustment, adjustment range 1-100, default 75; 4. Revise the voltage display as the power display, support 8-level power display; 5. The calibration data interpolation uses the latest saved data instead of the default position of 0, which is more in line with operating habits;