[Elmers] HF Help Needed

Brian Roode bgroode at gmail.com
Wed Jul 31 20:25:44 PDT 2019


SGC has an  “STEALTH” HF antenna “kit” that might give you some ideas: 

	https://www.sgcworld.com/Publications/Manuals/stealthman.pdf

Brian
NJ6N



> On Jul 31, 2019, at 08:23, Tim Odell <tim at tjo.me> wrote:
> 
> Hello SOARA Elmers,
>  
> I am trying to get on 40,20 & 10 meters using my new FT-891 and it’s matching FC-50 auto tuner.
>  
> Here is path I have taken so far and the constraints of my situation:
>  
> The antenna I hope to use is the End Fed Half Wave Antenna
> The Facebook Group “End Fed Half Wave Antennas <https://www.facebook.com/groups/1850555008534519>” provides instructions for construction
> This rather lengthy video <https://www.youtube.com/watch?v=N_o0jneBEh0&fbclid=IwAR1Mxf__ynXXXuFG4VcKpjygoXC8dwh38X-nz-KAoWnyiaX4HJW4H55r3ts> created by Steve Ellington details how this works and the benefits thereof
> Uses self-built 49:1 Auto Transformer which I have already built (see attached)
> 67’ wire should work for 40-10 m
> 137’ wire should work for 80-10 m
> I want to use this type because:
> I live in HOA neighborhood   
> Lots of trees as I live in the forest
> I hope to string up wires into trees for stealth
> End fed allows for easier hiding
> This map <https://www.google.com/maps/place/22061+Trailway+Ln,+Lake+Forest,+CA+92630/@33.6419758,-117.696483,17z/data=!3m1!4b1!4m5!3m4!1s0x80dce84c711db789:0x8a427aeec19d72b1!8m2!3d33.6419714!4d-117.694289> gives you an idea of Location and tree situation
> I need to borrow and antenna analyzer 
> I need advice on how to best configure the wire 
> I need confirmation on transmission line strategy
> I need confirmation on grounding strategy
> I need advice and confirmation on general shack setup
> I want this system to be repeatable and reliable 
>  
> I really appreciate any and all help with this project.
> Thanks
>  
>  
> <image002.jpg>
>  
>  
>  
>  
> ____________________________________________________________________
> 73 de K5TJO - Tim 
>  
> My QRZ <https://www.qrz.com/db/K6TJO> profile
> Member of: South Orange County Amateur Radio Association <https://www.soara.org/>
>  
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