[TowerTalk] Cushcraft/MFJ Traps

Wes wes_n7ws at triconet.org
Thu Sep 12 21:25:48 EDT 2019


https://ac6la.com/aecollection10.html

On 9/12/2019 6:05 PM, john at kk9a.com wrote:
> SteppIR beam do not have traps but they use a fixed element spacing as 
> mentioned in your tribander post. Has any SteppIR owner done the modeling work 
> to see what effect this really has?
>
>
> John KK9A
>
>
>
> David Gilbert AB7E wrote:
>
>
> Trapped tribanders have shorter elements, which has an effect on
> pattern, and they have non-optimal element spacing for any particular
> band, which again affects pattern gain.
>
>
> Dave   AB7E
>
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