Today we will be setting up and calibrating our NanoVNA H4. Previously we did the firmware upgrade on the NanoVNA H4 which removed all of my previous settings and calibrations.
NanoVNA H4 Firmware Upgrade:
https://www.youtube.com/watch?v=GqwfRQ4jSFE
NanoVNA H4 (Affiliate Link): https://amzn.to/3JIDGXD
SMA Calibration Kit for NanoVNA (Affiliate Link): https://amzn.to/43l1gCQ
Please note: It is necessary to rerun the calibration whenever a new frequency range has been selected. This is based on what I have read in the NanoVNA website and manual.