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Re: [TowerTalk] TH-7DXX vs. TH-6DX

To: "'Tower and HF antenna construction topics.'" <towertalk@contesting.com>
Subject: Re: [TowerTalk] TH-7DXX vs. TH-6DX
From: "Bob AD5VJ" <ad5vj@ad5vj.com>
Reply-to: "Tower and HF antenna construction topics." <towertalk@contesting.com>
Date: Tue, 30 Mar 2010 23:00:32 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
I was thinking and someone suggested that I could build an antenna that
would work from all the tubing and the 36 foot boom. I just need to learn
how to use this 4NEC2 that I downloaded some time back and have been putting
on the back burner

Bob AD5VJ

> -----Original Message-----
> From: towertalk-bounces@contesting.com [mailto:towertalk-
> bounces@contesting.com] On Behalf Of Gene Smar
> Sent: Tuesday, March 30, 2010 2:19 PM
> To: Tower and HF antenna construction topics.
> Subject: Re: [TowerTalk] TH-7DXX vs. TH-6DX
> 
> Joe:
> 
>      Thanks for looking up the list prices.  As I wrote, I am not aware
> of
> current prices for the antennas under discussion and that difference
> you
> mention would make anyone look more closely at the available offerings.
> I
> will admit that I bought my Skyhawk before Bencher had to redesign the
> feed
> system.  Mine ran me less than $800 in 1999, IIRC.
> 
>      One thing I didn't mention but was reminded of by someone's
> posting
> after my own - the Bencher does cover all of 20 and 15 and the bottom
> meg of
> 10 with no adjustments.  My Skyhawk was significantly below 2:1 over
> all
> band segments of usual interest.  FWIW.
> 
> 
> 73 de
> Gene Smar  AD3F
> 
> 
> ----- Original Message -----
> From: "Joe Subich, W4TV" <lists@subich.com>
> To: "'Tower and HF antenna construction topics.'"
> <towertalk@contesting.com>
> Sent: Tuesday, March 30, 2010 1:09 PM
> Subject: Re: [TowerTalk] TH-7DXX vs. TH-6DX
> 
> 
> >
> > Gene,
> >
> > Unless the Skyhawk is significantly discounted, it is
> > much more expensive than the TH7DXX.  Skyhawk lists for
> > $1295 (www.bencher.com/ham) vs. $870 for the TH7DXX
> > (http://www.hy-gain.com/Product.php?productid=TH-7DX)
> >
> > The Skyhawk may have more going for it with no traps
> > and the closed sleeve feed but I'm not sure it justifies
> > the 50% increase in price (I've been looking at a three
> > high triband stack).
> >
> > 73,
> >
> >   ... Joe, W4TV
> >
> >
> >
> >
> >> -----Original Message-----
> >> From: towertalk-bounces@contesting.com
> >> [mailto:towertalk-bounces@contesting.com] On Behalf Of Gene Smar
> >> Sent: Tuesday, March 30, 2010 12:22 PM
> >> To: Tower and HF antenna construction topics.
> >> Subject: Re: [TowerTalk] TH-7DXX vs. TH-6DX
> >>
> >>
> >> Bob:
> >>
> >>      Another ten-element triband Yagi to consider is the
> >> Bencher Skyhawk.
> >> It's got the same 3-3-4 element array as the other two you
> >> mentioned.  It
> >> may be a bit cheaper; I haven't looked at list prices for any
> >> of these Yagis
> >> recently.  I've had my Bencher on the air since 2001 and
> >> think it's an
> >> effective, relatively compact tribander.
> >>
> >>
> >> 73 de
> >> Gene Smar  AD3F
> >>
> >>
> >> ----- Original Message -----
> >> From: "Bob AD5VJ" <ad5vj@ad5vj.com>
> >> To: <towertalk@contesting.com>
> >> Sent: Tuesday, March 30, 2010 11:58 AM
> >> Subject: [TowerTalk] TH-7DXX vs. TH-6DX
> >>
> >>
> >> > Has anyone compared these two antennas Hygain TH-7DXX vs. TH-6DX
> in
> >> > real life? I don't see much difference in the manuals except one
> is
> >> > supposed to be more broadbanded and is much more complex
> >> for feed and
> >> > heavier.
> >> >
> >> > They both have four active elements on 10 and 3 active elements on
> >> > 15&20.
> >> >
> >> > I have an option of putting up one or the other to replace
> >> my Hornet
> >> > tribander. According to manuals looks like either one has about
> the
> >> > same gain and front to back comparing the two of them so putting
> up
> >> > the 6 element would put less stress on the tower.
> >> >
> >> > But either one would increase forward gain 5 db and abt 7 db more
> >> > front to back compared to the Hornet.
> >> >
> >> > 73,
> >> > Bob AD5VJ
> >> >
> >> > 73,
> >> > Bob AD5VJ
> >> >
> >> >
> >> >
> >> > _______________________________________________
> >> >
> >> >
> >> >
> >> > _______________________________________________
> >> > TowerTalk mailing list
> >> > TowerTalk@contesting.com
> >> > http://lists.contesting.com/mailman/listinfo/towertalk
> >>
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> >>
> >>
> >>
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> >
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> 
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