The question is "gain over what"?
Gain over a vertical with 36 radials? I wouldn't think so!
3 dB of gain in the direction of the radial over the gain in the opposite
direction? Possibly. Even though the whole thing may be down 6 or 8 db over
a vertical with a large number of radials.
73
Gary K4FMX
> -----Original Message-----
> From: towertalk-bounces@contesting.com [mailto:towertalk-
> bounces@contesting.com] On Behalf Of Tom Osborne
> Sent: Thursday, May 12, 2011 3:23 PM
> To: Towertalk
> Subject: [TowerTalk] Vertical with 1 radial
>
> Blank
> Hi All
>
> In the past 2 months, I have seen two different articles in ARRL
> publications that say a vertical with 1 radial has gain in the direction
> of
> the radial. One said 3 db. Evidently Eznec confirmed this.
>
> Why the heck do I bother putting down all those radials under my
> verticals??
> According to one article, 1 radial is best because it gives the antenna
> a
> real wide bandwitch, SWR is close to 50 ohms, and has gain in the
> direction
> of the radial. Seems like those symptoms would give loss not gain.
>
> Is this true, or is the ARRL just publishing anything now? Sure is
> different from anything I've ever known about verticals.
>
> Seems like I should be able to put up an antenna with 1 radial on my
> rotor
> and I could point it just like a beam. Fill me in. 73
> Tom W7WHY
>
>
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