--- In [email protected], Michael Shaffer <[EMAIL PROTECTED]> wrote: >Thanks Mike, I really don't need that wide a horizontal pattern, the two mountain ridges pretty much eliminate getting over no matter how much gain I have, unless I go another 500' up. The real question is whether the beam, with 10dB gain as I remember, would work as well as a 4-bay antenna with similar gain and horizontal pattern.
73, Howard > Hi Howard, > > The DB Products DB-215 antenna would fit That > situation. Two folded dipoles and two 3 element Yagi's > on one phasing harness. The pattern is called a > keyhole pattern with the main lobe having a horizontal > beamwidth of 56degrees. I have a 2 meter version that > I used to use and they work fantastic. > > Mike > > > > --- hl31943 <[EMAIL PROTECTED]> wrote: > > > My GMRS repeater will be at the point of a 30 - 40 > > degree V formed by > > two mountain ranges about 500' higher than my > > location. Fortunately, > > the town that I want to cover is in the open part of > > the V and about > > 12 miles away. Unfortunately, there is a mountaintop > > about the same > > elevation as my repeater about halfway between the > > town and me, but > > that's life in the mountains. > > > > The question is: since I'm trying to cover a 30 - 40 > > degree area, a > > five or six element beam fits the bill and I already > > have the beam. > > But, would a four element folded dipole with the > > elements set up for a > > cardioid pattern (let's pretend same gain, roughly > > the same horizontal > > coverage area) work better because of more iron up > > on the tower? I > > don't have a 4 el. antenna, so I'm leaning toward > > the beam. Thoughts? > > > > Howard > > WB4GUD > > > > > > > > > > > > > > > > > > > > Yahoo! Groups Links > > > > > > [EMAIL PROTECTED] > > > > > > > > > > > > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com > Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Repeater-Builder/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
