That Balun Designs model is a 2.25:1 UnUn connected to the unbalanced
port to achieve the impedance transformation, followed by 1:1 current
balun on the load side to achieve the balance.
Steve G3TXQ
On 27/06/2011 16:54, Kostas Stamatis wrote:
> A friend of mine was needed to change the "balun" of his LBA quad recently
> (a year ago). I called Mike WB3ECM who was constructed these antennas to
> find a replacement. He told me that he is retired now and suggested an 2:1
> amidon balun. Finally we preffered the balundesigns as it had better
> comments in eham.net
> http://www.balundesigns.com/servlet/the-2-dsh-1-Baluns/Categories
> My friend bought this balun which it was just a perfect replacement for his
> LBA.
>
> 73 Kostas sv1dpi
>
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