On 3/2/11 3:25 AM, Jim Thomson wrote:
> Date: Tue, 01 Mar 2011 22:22:29 -0800
> From: jimlux<email@example.com>
> Subject: Re: [TowerTalk] book Tribander comparison test
> In a fixed configuration Yagi-Uda, you're looking to simultaneously
> optimize Z, Gain, and F/B, and that's hard to do over a frequency *range*.
> ## Not really with 4-5-6 els....esp with the OWA designs. Then you can
> have your cake..and eat it too. Then all that's required is a good balun.
The extra elements give you extra degrees of freedom. It's like
building a filter. More sections gives you the ability to have a
passband that's wider and flatter.
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