Testing

16
May
NanoVNA pocket-sized vector network analyzer

Testing Your Antenna with a NanoVNA: What the Numbers Mean and What to Do About Them

How to calibrate a NanoVNA, connect your 915 MHz antenna, and read what the SWR graph is telling you. Covers homebrew and purchased antennas, what good looks like, and what to do when it isn't.
5 min read
15
May
NanoVNA handheld vector network analyzer, the essential RF test tool for Meshtastic antenna builders

RF Test Equipment for the Meshtastic Builder: What's Worth It and What to Do With It

NanoVNA, SA6 spectrum analyzer, TinySA Ultra, RTL-SDR, and a dummy load. What each instrument is for, what to watch out for, and how to use them on a Meshtastic build. Contributed by Storm017.
5 min read