A couple of other "info sites to explore," Vic. http://www.k7mem.com/Electronic_Notebook/antennas/shortant.html http://www.qsl.net/vk3jeg/loadpole.html http://www.qsl.net/vk3jeg/loadpole.html (good info on capacitive hats here) 72 de Jim Rodenkirch K9JWV