[TowerTalk] Testing C-3 near ground

[Tom Osborne Sr.]

Hi Al

What I have done is mount the beam so that the reflector is close to the
ground and pointing upwards if possible.  Can get pretty good readings that
way.  73
Tom W7WHY



On Tue, Sep 1, 2020 at 7:57 PM Al Kozakiewicz <akozak at hourglass.com> wrote:

> I'm refurbishing an old F12 C-3 that is currently disassembled, and looks
> like it has been for at least a decade.  The tower it is going on isn't
> here yet and won't be for a few weeks.
>
> I'd like to assemble and do some testing before I put it up sufficient to
> make sure I don't have any bad joints or assembly mistakes. Having both an
> analyzer and a VNA, what, if anything, can I do while it is in the
> proximity of the ground?  I'll be doing the assembly work on sawhorses, but
> I could mount it on a 10' mast supported by a ladder after it is together
> for testing. I don't expect to make meaningful VSWR or bandwidth
> measurements, but since the 15 and 10 meter elements are fed parasitically,
> it would be comforting to know that there aren't any major issues before I
> put it up for real.
>
> Al
> AB2ZY
>
>