For further information and resources we suggest these sites, but there are of course many more great places to find information about RF development and measurement techniques.
A review and comparison of the MegiQ VNA-0440, Rohde & Schwarz ZVL6 and MiniVNA.
Harald Naumann has written an excellent 'cookbook' on how to develop wireless -IOT- devices and antennas. This second edition is sponsored by Neocortec
This is free software to calculate higher order matching circuits for antennas. Simply export the measurements from our VNA software in TouchStone format and have Aytune calculate wideband matching circuits.
Extensive explanation of antenna types and theory.
Calculators, series about microwaves and antennas.
A comprehensive listing of RF design, news, products, manufacturers and other information.
This website has a all kind of information about circuits and design. This link leads you to the RF page.