Incidentally, your "topload3" diagram is more or less W4DEX's antenna configuration, I think. A sketch of my antenna with grounded tower can be seen here: http://w4dex.com/lf/part5/temp/xko_ant.jpg
I also had difficulty in understanding how it works. I therefore tried to construct it in 4 steps. They follow here and I hope they explain the idea without further text. Dick, Your drawings show an
Part of text of my previous message was missing, It should have been as follows. Dear Jim, LF Group, I also had difficulty in understanding how it works. I therefore tried to construct it in 4 steps.
Dear Jim, LF Group, I also had difficulty in understanding how it works. I therefore tried to construct it in 4 steps. They follow here and I hope they explain the idea without further text. Please r
Dear Dick, LF Group, I am puzzled as to how the top-loaded vertical antenna plus stub is supposed to operate. In Fig 1, the elevated loading coil is in series between the vertical element and the top