On Jul 1, 2007, at 7:59 AM, Richard Polivka, N6NKO wrote: > I have just now created a vertical 1/2 wave dipole. I tune it with > an MFJ box. A roll-up J-pole is slightly more complex to build (but not much!) and doesn't need a tuner. A J-pole has noticeably more gain than a dipole, too. -Jason kg4wsv