Triband Yagis also suffer due to losses in their traps as do trapped
verticals. A 1/4 wave vertical with a good radial system is hard to beat as
a simple DX antenna. There are trapless multiband Yagis from several
companies which are quite efficient also.
Dan, N5AR
On Fri, Apr 5, 2013 at 7:15 PM, John G. <af5cc@fidmail.com> wrote:
> That brings up another issue I have wondered about. I know that monoband
> yagis outperform tribanders because they have the proper element spacing,
> where a tribander is a compromise in terms of element spacing, without
> optimal spacing for any of the bands it covers.
>
> Does the same hold true for verticals? Will a single band vertical
> outperform a 20-10 trapped vertical? There is no element spacing to take
> into account with a vertical.
>
> 73 John AF5CC
> ----- Original Message ----- From: "Scott MacKenzie" <kb0fhp@verizon.net>
> To: "'John G.'" <af5cc@fidmail.com>
> Sent: Saturday, April 06, 2013 2:07 AM
> Subject: RE: [TowerTalk] Vertical comparison question
>
>
> I have a Gap Titan. It is a compromise multiband antenna. It primary
>> benefit is low maintenance. It makes contacts for my very casual
>> operating
>> these days. With work, I can make a contact in a pileup. If I were to
>> compare it to a single band vertical with a proper ground system, I think
>> I
>> would lose.
>>
>> The take off angle is low but it is a low maintenance compromise multiband
>> antenna. I don't think it is the worst performer, nor the best.
>>
>>
>> -----Original Message-----
>> From: TowerTalk
>> [mailto:towertalk-bounces@**contesting.com<towertalk-bounces@contesting.com>]
>> On Behalf Of John
>> G.
>> Sent: Friday, April 05, 2013 9:57 PM
>> To: towertalk@contesting.com; DX-IS@yahoogroups.com
>> Subject: [TowerTalk] Vertical comparison question
>>
>> How do the "radialless" verticals, like the R5, R7000, MA5V, Gap ones,
>> compare in performance to the standard 1/4 wave verticals that are roof
>> mounted with radials? Does one tend to outperform the other? I am
>> looking
>> how each performs for DXing and longer haul communications.
>>
>> 73 John AF5CC
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>>
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--
Dan Hearn
N5AR
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