You are correct... Some of us do not have $10,000 dollars
to spend for a tower, or pole, ground system and Steppir
installed.
Paul Gates, KD3JF
--- Ken Brown <ken.d.brown@hawaiiantel.net> wrote:
> No doubt that Steppir antennas are really nice, and they
> can be adjusted
> for super low SWR on the line to the antenna, not just
> between a tuner
> and the rig. That is really neat, and I'd love to have
> one myself.
> However, it is not necessary to have a Steppir or other
> remotely tunable
> system, or a multiple resonance antenna (such as one with
> traps or
> resonant stubs or coils as with Gap or Butternut) in
> order to have high
> efficiency on several bands. A plain vertical can be
> tuned (with a tuner
> in the shack) to work efficiently over greater than an
> octave (like say
> 60, 40, 30 and 20 meters) .
>
> You don't have to spend a lot of money to have an
> efficient antenna. In
> fact the cheapest simplest homebrew antennas are often
> more efficient
> than the expensive, ready built (some assembly required)
> ones that have
> moving parts, coils and other do-dads on them.
>
> N6KB
>
> CATFISHTWO@aol.com wrote:
> >
> > in a word... Steppir
> >
> > I have a 3 ele steppir 6-20 m beam and I love it. it is
> a perfect antenna on
> > every frequency. no tuner needed. they make beams up to
> 40m and a couple of
> > verts up to 80 meters.
> >
> > worth every penny tom N6AJR
> >
> >
> >
> >
>
==========================================================
> >
> > In a message dated 8/7/2007 9:01:29 A.M. Pacific
> Daylight Time,
> > tentec-request@contesting.com writes:
> >
> > Alan, absolutely a great post, and well said. You are
> right on the money!
> > Effective power is the key. An improved or efficient
> antenna is the lowest
> > cost route to effective radiated power.
> >
> > A point was made in the QRP forum at the local ham
> convention Sat. Even if
> > you are using one of the shortened antennas, you still
> have to keep the high
> >
> > voltage ends well away from conductors and screening
> foliage, or other
> > detriments to the high near field levels.
> >
> > And the high current magnetic field concentration near
> the feed point should
> > also be protected from coupling to conductors.
> >
> > A dipole can be shortened to 60 per cent of full
> length and maintain
> > efficiency in the greater than 90 per cent
> > value. You just have to have it in the clear of
> detractors from its field.
> > Low profile antennas like the Moxon rectangles can
> provide beam performance
> > in less than traditional Yagi dimensions. Use of low
> loss insulators,
> > conductors, and fasteners is key to small antenna
> use.
> >
> > An easily elevated small beam may be the answer for
> aging hams. The masts
> > from Force 12 that were marketed for portable use come
> to mind. Motorizing
> > such an elevating cable for that mast might be fairly
> simple.
> >
> >
> >
> >
> >
> >
> >
> > ************************************** Get a sneak peek
> of the all-new AOL at
> > http://discover.aol.com/memed/aolcom30tour
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
> >
>
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