At 02:45 PM 2007-06-21, John Cowan W0TMM wrote: >If I have a 1/4 wave vertical and the feedpoint measures 27 ohms, >what does that tell me? Are the radials elevated? How long are they? What is the diameter of the vertical? Is the ground level? Are there nearby trees, houses, antennas, etc.? 73, Terry N6RY