[TowerTalk] TH-7

[Martin Pelt]

 I have 3 th5's at 120,90 and 60 feet. My signal is right there with all
the big stations in my area using rbn data after the contest. Use HFTA and
they should work well.

73, Martin N4UU

On Fri, Sep 3, 2021 at 2:48 PM Lux, Jim <jim at luxfamily.com> wrote:

> On 9/3/21 10:49 AM, jim.thom jim.thom at telus.net wrote:
> > Date: Fri, 3 Sep 2021 09:59:46 -0400
> > From: "Mike Ryan" <mryan001 at tampabay.rr.com>
> > To: <TowerTalk at contesting.com>
> > Subject: Re: [TowerTalk] TH-7
> >
> >
> > <There was an op in Texas who mounted 4 of these on a rotating tower.
> There
> > <was an article in one of the ham magazines some years ago about it. But
> it
> > <was impressive. The TH7 has 5 elements on 10mtrs which soon will be
> more in
> >
> > ##  It was on the  front  cover of a  CQ magazine, back in the 80's.   He
> > stacked em at  35-70-105-140'.   With all 4 driven in phase, he was  20
> db
> > louder than another ham, close by, who had just a single  TH-7 up  70'.
> > I find that hard to believe, but that was what was reported.
> > The article was entitled.... "TH-28".
> >
> maybe the single TH-7 was at the "wrong" height for the propagation
> path, or he was feeding it with RG174 or something..
>
>
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