[Boatanchors] Antenna Question

jeremy-ca km1h at jeremy.mv.com
Sat Oct 20 15:57:16 EDT 2007


More likely from Radiokit as they sold just cores or complete balun kits 
from 100W to 5KW for many years.

Carl
KM1H


----- Original Message ----- 
From: "rbethman" <rbethman at comcast.net>
To: "List Boatanchors" <boatanchors at mailman.qth.net>
Sent: Saturday, October 20, 2007 3:53 PM
Subject: Re: [Boatanchors] Antenna Question


> 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
>>
> _______________________________________________
> Boatanchors mailing list
> Boatanchors at mailman.qth.net
> http://mailman.qth.net/mailman/listinfo/boatanchors
> ** List Administrator - Duane Fischer, W8DBF/W9WZE **   ** For Assistance: 
> dfischer at usol.com **         $ For vintage radio info, see the HCI web 
> site $      http://www.w9wze.net
> 



More information about the Boatanchors mailing list