[Antennas] Diminishing Returns

[Jim Miller KG0KP]

On elevated radials:

They are TUNED (1/4 wave PER BAND)
and yes - see Cebik's site - it's all there.

73, de Jim KG0KP


----- Original Message ----- 
From: "Chris Boone" <Cboone at earthlink.net>
To: "'Antennas'" <Antennas at mailman.qth.net>
Sent: Thursday, June 04, 2009 9:25 AM
Subject: Re: [Antennas] Diminishing Returns


> Elevated radials, you get beyond 4 radials at 90deg to each other and you
> don't see much improvement for the extra work...buried radials are another
> issue. Check out W4RNL(SK)'s posting now at DXEngineering....its free..you
> only have to register....www.cebik.com is the link to his former 
> site...and
> TONS of great antenna data...and he answers your question better than I
> could :) IF YOU CAN, elevate the radials 8ft above ground...even if the
> vertical is ground mounted (there are AM Broadcast stations done that way
> and they get OUT like crazy!)
>
> Chris
> WB5ITT
>
> -----Original Message-----
> From: antennas-bounces at mailman.qth.net
> [mailto:antennas-bounces at mailman.qth.net] On Behalf Of David C. Hallam
> Sent: Thursday, June 04, 2009 9:20 AM
> To: Antennas
> Subject: [Antennas] Diminishing Returns
>
> I realize you can't have too many radials for a vertical antenna, but
> where do you reach the point of diminishing returns.  Out of necessity
> my Butternut HF6V vertical is set on a narrow strip of land and I can't
> fan the radials out in a 360 degree pattern.  I can get about two sets
> of radials for each band fanned out at about 180 degrees, but beyond
> that the spacing between more radials will become rather close.  Would
> more radials placed close together be beneficial or do I have about the
> best I can expect?
>
> I have no previous experience with verticals.
>
> David
> KC2JD/4
>
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