What Use Is An F-call?

What use is an F-call? A recurring theme in my conversations with other amateurs is the term Antenna, closely followed by "more power". At some point in the not too distant future I'm going to set-up two identical radios and do some power tests with the help of another amateur. In the mean time, I cannot do anything else but re-state, "It's not the power but what you do with it that matters." said in another way, "It's not what you put in to the antenna that matters, it's what comes out of the antenna that counts." So, as I said, a recurring theme, Antennas. My antenna works for me in my context, that is, in the way that I use my radio, my antenna works for me. It may well work for you too. Ironically, the internet is full of people who have built their own antenna and have gone to the trouble of describing what they built, the things they learnt and the traps they fell into. In my search for a patch-lead for my mobile wi-fi hotspot I came across a page from VK4ION who's page