A simpler solution is to use the G5RV with 102 feet overall. It's smaller
and has a reasonable match to 50 Ohms on both 80 and 40 meters.
73,
Joe, W1JR
At 09:58 PM 8/16/01 -0600, n4kg@juno.com wrote:
>A simple solution is to make a 100 ft centerfed dipole
>using a Ladderline Feedline and balanced tuner. This
>can also be used on ALL HF bands where it will act
>as various types of Long Wire antennas. Check the
>ARRL Antenna Book for patterns of 100 ft 'dipoles'.
>(It will be the same as the well known G5RV but
>with lower loss since there is no lossy coax operating
>at high SWR).
>
>Tom N4KG
>
>
>On Thu, 16 Aug 2001 17:59:17 -0400 "Eric Moore"
><emoore@windemullerelectric.com> writes:
> >
> > Guys,
> >
> > I hope this is an acceptable question for this forum.
> >
> > I would like some feedback on a 40/80meter trapped dipole. I have
> > thought
> > about making some coax traps and just never seem to get around to
> > it, so I
> > figure I'll just buy one. Could you guys point me in a good
> > direction. I
> > only have about 100' and can only get the antenna up around 30' or
> > so. I
> > have a Carolina Windom, put it just don't work very well. Is that
> > just all
> > I can expect for such a low antenna, or would a trapped dipole be
> > better.
> > Any ideas are greatly appreciated. BTW I have my beam has a 21'
> > boom, but
> > I am not sure where to even start to try and load it.
> >
> > TIA
> >
> > Eric
> > K8CCA
> >
> > ** Digi-Face **
> > The Economical radio to computer interface
> > Get on the Digital modes PSK-31/RTTY/SSTV
> > http://www.i2k.com/~emoore/Digi-face.html
> >
> >
> > List Sponsored by AN Wireless: AN Wireless handles Rohn tower
> > systems,
> > Trylon Titan towers, coax, hardline and more. Also check out our
> > self
> > supporting towers up to 96 feet for under $1500!!
> > http://www.anwireless.com
> >
> > -----
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> >
>
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>Submissions: towertalk@contesting.com
>Administrative requests: towertalk-REQUEST@contesting.com
>Problems: owner-towertalk@contesting.com
List Sponsored by AN Wireless: AN Wireless handles Rohn tower systems,
Trylon Titan towers, coax, hardline and more. Also check out our self
supporting towers up to 96 feet for under $1500!! http://www.anwireless.com
-----
FAQ on WWW: http://www.contesting.com/FAQ/towertalk
Submissions: towertalk@contesting.com
Administrative requests: towertalk-REQUEST@contesting.com
Problems: owner-towertalk@contesting.com
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