[Lowfer] tilting vertical antennas

james fisher [email protected]
Sat, 2 Aug 2003 11:52:42 -0700 (PDT)


In my experience on two meters tilting a beam can
influence the takeoff angle of the radio waves leaving
the antenna. If you use a j pole antenna the gain is
generated by moving more of the radiated power to a
lower angle as compared to the horizon, this results
in gain and better contacts. If a vertical antenna is
tilted the take off angle will be changed. This might
be a good or bad thing depending on what you are
trying to do with it and the effect of the ionisphere
where the signal at hf is reflected back to earth.
what impact htis would have on ground wave is another matter

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