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Re: Re: Power divider for X-yagis]



Hallo Tom, All!

For me this is an interesting topic. Do you know if there is a web site where picture of the design is shown??

73 de Sven LA6KJ


----- Original Message ----- 
From: "Tom Clark, K3IO" <K3IO@verizon.net>
To: "AMSAT BB" <amsat-bb@amsat.org>
Sent: Sunday, May 28, 2006 1:09 AM
Subject: [Fwd: Re: [amsat-bb] Power divider for X-yagis]


> Sorry, but the keyboard drawings got screwed up. Apparently Thunderbird 
> doesn't like fixed width characters. I try again
> 
> Rat Race (0 & 180 degrees) Hybrid using 3@ 1/4 and 1@ 3/4 cables:
> 
>              Port #2 = antenna #1
>              |
>              *
>             / \
>            /   \  <---- These 3 pieces are all 1/4 wave long
>           /     \
> Port#1----<       >---Port#3
>           \     / 
>            \   O    <---- the "O" shows the 3/4 wave piece
>             \ /
>              *
>              |
>              +---------- Port #4=Antenna #2
>                   ^
>                  /|\
>                   |
>         put an extra quarter wave in the cable to antenna #2
> 
> 
> 
> ----------------------------------------------------------
> 
> Quadrature (0 & 90 degrees) Hybrid using 2@50 ohm and 2@36 ohm cables:
> 
> 
> A-----------*===========*---------B
>            |           |
>            |           |
>            |           |
> D-----------*===========*---------C
> 
> 
> Hope these come thru OK this time.
> 
> 73 de Tom, K3IO (ex W3IWI)
> ----
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----
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