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Date: | Sun, 2 Apr 2006 17:13:18 -0400 |
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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
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