[TowerTalk] Yagiis
Tom Rauch
w8ji at contesting.com
Fri Jun 1 22:48:25 EDT 2007
> There is no decrease in gain by using a OWA design. I have
> carefully modeled the
> OWA vs. conventional low impedance feedpoint designs. The
> only draw back to the
> OWA is one additional element for a given boom length
> (this close spaced 1st
> director creates a 50 ohm feedpoint impedance for direct
> feeding and great VSWR
> bandwidth - nothing more). The gain and F/B bandwidth are
> not changed by the use
> of the OWA feed system design.
>
Hi Tim,
The OWA article says they give up gain.
http://www.naic.edu/~angel/kp4ao/ham/owa.html
What software are you using? My Eznec 5 sure doesn't handle
tapered elements well.
73 Tom
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