If you have a difficult plot or need to understand more about antenna design, feel free to drop me a line. If I’m interested in your problem enough, I may even design something for you.
I’m an expert in the use of MMANA-GAL, a simple antenna modelling program, and I’ve made some tutorials. In case you missed it up above, it’s here:
Free Download for MMANA may be downloaded here:
EZNEC (paid for) may be downloaded here: