[amsat-bb] Re: 1.2ghz helix

Dave Guimont dguimon1 at san.rr.com
Tue Oct 28 20:44:17 PDT 2008

>I am almost finished with a 16 turn helix for 1.2ghz.  I am not sure 
>of what type of matching I should use.  Some of designs I have  seen 
>use a flat tab on the first 90 degrees of the helix.  What size 
>should it be?  Is there a better way?  I have a bird 43 with a 1.2 
>slug for tuning.
>73 Bob W7LRD

Hi Bob,

Very simple to use the flat tap, and just bend it for minimum swr..
We've been using it for years....

            73, Dave, WB6LLO
                dguimon1 at san.rr.com

                    Disagree: I learn....

               Pulling for P3E... 

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