[Boatanchors] Antenna Question

rbethman rbethman at comcast.net
Sat Oct 20 15:53:15 EDT 2007


This particular balun was originally sold as a kit.

The kit was put together (?) by W2FMI.

Look at:

<http://www.amidoncorp.com/aai_cost_baluns.htm>

BTW - If you track these down, let me know!  I've got 450 ohm ladder 
line that I'd like to put up and feed down with RG-213.

Bob - N0DGN

DW Holtman wrote:
>
> Hello,
>
> I was wondering if anyone has built the antenna from the November 1995 
> edition of QST, written by Floyd Koontz, WA2WVL? Can't find his E-Mail 
> address.
>
> It requires winding a 50 to 450 ohm transformer using an FT-240-61 
> core. I have a couple of cores the same size, but do not know if they 
> are the same type. Does anyone know the color of the FT-240-61 or how 
> I could identify the core? The cores I have I bought years ago for 
> some other antenna project and do not rember the type. They are red on 
> the inside, outside and top with the bottom a dark grey.
>
> This project can be down loaded from the ARRL TIS web page at
>
> http://www.arrl.org/tis/info/Wire-H.html
>
> Click on Brodaband transmitting wire antennas for 160 thru 10 meters.
>
> Thank you in advance for any help.
>
> Best,
> DW Holtman
> WB7SSN
>


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