[aprssig] What a diffeence an antenna makes
Stephen H. Smith
wa8lmf2 at aol.com
Mon Oct 31 11:43:51 CST 2005
archer at eskimo.com wrote:
>On Mon, 31 Oct 2005, Dave Baxter wrote:
>A turnstile might be ideal if you can physically fit it on there.
>If not, shouldn't a 1/2 wave positioned vertically perform slightly
>better than a 1/4 wave antenna on a car?
NO. A half-wave's maximum radiation lobe is straight out toward
the horizon (perpendicular to the wire) while a quarter wave's maximum
lobe is about 15-20 degrees above the horizon, actually making it
better for things that are in the air rather than on the ground.
Stephen H. Smith wa8lmf (at) aol.com
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