I found now a program which calculate 5 el LPDA
I will try and test it for 5 mhz to 22 Mhz
73s Rag LA6FJA
> From: donhall161 [donhall161@sbcglobal.net]
> Sent: 2008-12-16 20:03:57 CET
> To: LA6FJA/K3RAG Stein Roar Brobakken [s-roabr@online.no], n8de@thepoint.net
> Cc: towertalk@contesting.com
> Subject: Re: [TowerTalk] Wire log periodic antenna
>
> Rag,
>
> For many years the ARRL Antenna Book has had designs for wire log periodic
> arrays for single band 3.5 and 7 mHz. These are in inverted-V configuration
>
> These should be scalable to higher bands.
>
> 73 Don K5AQ
>
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