The inverted vees I was talking about a few minutes ago are really a
variation on the fan dipoles. Both antenna systems work on the same principle.
73, de Lou K2LKK
At 02:32 PM 4/5/2006 -0700, you wrote:
>Hi
>
> If you decide to change to a different antenna I might suggest a malty
>band fan dipole placed at about a quarter wave above ground for your
>favorite band..
>
> God bless,
> Mark WZ0K
>God loves you!
>My personal prayer book.
>Add your prayer or pray for others at the following link.
>http://prayerbook.homewithgod.com/cgi-bin/prayerbook/multi.pl?131961113534708:24:0
>
>http://lists.topica.com/lists/funhamradio.
>http://groups.google.com/group/funhamradio-list
>
>http://funhamradio.bloki.com
>----- Original Message -----
>From: "Tom Karnes" <[log in to unmask]>
>To: <[log in to unmask]>
>Sent: Wednesday, April 05, 2006 1:51 PM
>Subject: Re: antenna problem
>
>
> > Louis,
> > How many bands could you use on the inverted V? If I have to put in phone
> > poles I might use something other than the G5RV, but what else would give
> > me so manybands?
> > Tom
> >
> >
> > On Sun, 2 Apr 2006, Louis Kim Kline wrote:
> >
> >> Hi.
> >>
> >> Man, if I had that much space, I'd have my old crossed inverted V's for
> >> 80
> >> & 40 again. Feeding them with on common coax and getting the feed point
> >> up
> >> about 35 ft., they would outperform a G5RV any day of the week. I only
> >> use
> >> a G5RV because I can't cram anything larger into my city lot.
> >>
> >> 73, de Lou K2LKK
> >>
> >>
> >>
> >> At 04:37 PM 4/2/2006 -0400, you wrote:
> >>> Tom,
> >>>
> >>> A non metal mast is great but you can get by with metal if you use
> >>> standoffs
> >>> to keep the twin lead away from it. Even if you only use 1 or 2 at
> >>> the
> >>> top of the mast and then pull the lower portion of the twin lead away at
> >>> a
> >>> slight angle. The higher you can go, the better.
> >>>
> >>> If I may ask: If you have 300 feet of property, why limit yourself to a
> >>> G5RV? Most of us have used one at one time or another and some hams
> >>> think
> >>> it is the greatest thing ever, but it is a compromise. There are some
> >>> killer antennas that you can put up in that space.
> >>>
> >>> As for the vertical: The problem with used antennas is that you never
> >>> know
> >>> who did what to it in a previous life. Adjustments made to suit a
> >>> particular installation may not work for you. I'd be concerned about
> >>> coroded joints. I'd take it apart and clean all metal to metal joints
> >>> and
> >>> connections and coat all joints with penatrox or similar. Put back
> >>> together per factory settings.
> >>>
> >>> 73, Steve KW3A
> >>> ----- Original Message -----
> >>> From: "Tom Karnes" <[log in to unmask]>
> >>> To: <[log in to unmask]>
> >>> Sent: Sunday, April 02, 2006 3:54 PM
> >>> Subject: Re: antenna problem
> >>>
> >>>
> >>>> Thanks for all six of the responses I have received so far. The Kenwood
> >>>> 850 has an internal antenna tuner. It worked fine last year at
> >>>> Handihams
> >>>> radio camp in Malibu. That was with a G5RV. The R7 is just like it was
> >>>> when I acquired it from the estate of silent key Bob Larson, except for
> >>>> one joint half way up the mast and the 10 radials at the base. Would
> >>>> polishing up the surface do any good or does rf not care? I couldn't
> >>>> use
> >>>> it San Francisco because my lot was only 22 feet wide, but now I have
> >>>> 75
> >>>> by 300 feet. First I'll try the suggestion from two of youto put the
> >>>> twin
> >>>> lead straight and perpendicular to the long line, but at an angle to
> >>>> the
> >>>> ground. I's new and connects directly to the transmitter. I've used two
> >>>> different coax cables on the R7 with identical results. The ground is
> >>>> fine. I could get the G5RV higher if I could figure out what to use as
> >>>> a
> >>>> non-metallic mast. Any ideas? Would it be worth buying an external
> >>>> antenna tuner to use instead of the internal a t in the K850?
> >>>> Again, thanks for all the quick help. I don't stay on this list because
> >>>> there is too much traffic for me to add to what else is coming through,
> >>>> but it is great to get back on now and then. I'm always available at
> >>>> [log in to unmask]
> >>>> Tom Karnes K6FUN
> >>>> 73
> >>>>
> >>>>
> >>>>
> >>
> >> Louis Kim Kline
> >> A.R.S. K2LKK
> >> Home e-mail: [log in to unmask]
> >> Work e-mail: [log in to unmask]
> >> Work Telephone: (585) 697-5753
> >>
> >
Louis Kim Kline
A.R.S. K2LKK
Home e-mail: [log in to unmask]
Work e-mail: [log in to unmask]
Work Telephone: (585) 697-5753
|
