[Amps] how to wind an HF broadband 10:1 transformer

[jeremy-ca]

Iron powder #2 mix is most commonly used in broadband baluns between an 
antenna tuner and open wire line.

Carl
KM1H




----- Original Message ----- 
From: "Dan Sawyer" <dansawyer at earthlink.net>
To: "Amps" <Amps at contesting.com>
Sent: Sunday, February 24, 2008 2:48 PM
Subject: [Amps] how to wind an HF broadband 10:1 transformer


> All,
>
> I would like to wind a broad band HF, 160 to 10, transformer.
>
> What core material is best for this range?
>
> Is the way to wind this a trifler winding (9:1) in an autotransformer
> configuration?
>
> Thanks,
>
> Dan kb0qil
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