This is a work in progress page about the NanoVNA (Vector Network Analyzer) project that produces these things for about $50. The “version 1” of these devices is available on eBay, or Amazon.
Version 2
There is a second generation model in the works. The RTL-SDR folks have a great discussion of the changes between the first and second generation boxes. The newer boxes are currently running about $100, and are available on AliExpress at this link.
Groups
The definitive source of information is located on a Groups.IO page. Anyone can join, at this link.
Links
- https://www.eevblog.com/forum/rf-microwave/nanovna-custom-software/
- https://oristopo.github.io/nVhelp/html/Menu.htm
- https://drive.google.com/drive/folders/1IZEtx2YdqchaTO8Aa9QbhQ8g_Pr5iNhr
- https://github.com/erikkaashoek/Tapr-VNA
- https://groups.io/g/nanovna-users
- https://www.thingiverse.com/search?q=nanovna&dwh=975de9a1a9c61f7