[TowerTalk] Stacking Distance for M2'd 6m7JHV?
David O Hachadorian
k6ll at juno.com
Mon Jul 12 19:35:48 EDT 2004
On Mon, 12 Jul 2004 15:02:34 -0500 "Chuck Dietz" <w5pr at swbell.net>
writes:
> Spacing does not really affect takeoff angle. Takeoff angle is
> totally
> dependent upon height above ground. If you have optimum spacing,
> the
> takeoff angle will be the same as an antenna mounted 1/2 way between
> the
> stacked antennas.
>
> Chuck W5PR
>
>
> May be, but I have always heard 1/2. Anybody out there with
> experience?
> How does spacing affect take-off angle?
You can download the free program YTAD, which helps to answer
questions such as these at:
http://www.arrl.org/qexfiles/
The latest version of this program, apparently much improved,
is called HFTA. I believe it comes on CD-ROM with purchase of
the ARRL Antenna Book.
Dave Hachadorian, K6LL
Big Bear Lake, CA
.
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