One reason those folks, which has included me have done that, is
because most loaded Yagi-Uda antennas sold by CushCraft and others
recommend doing just that in the assembly instructions!
On Tue, 14 May 2013 20:28:54 +0100, "Ian White"
<gm3sek@ifwtech.co.uk> wrote:
[snip]
>>How many times have you seen a coiled-coax choke taped
>>to a boom - think about that in terms of a high-Q parallel tuned circuit!
>>
>Not only that, but taping the choke to the boom is adding extra capacitance
>between one side of the driven element and the boom. In other words, taping
>the "choke balun" directly to the boom is making the antenna more UNbalanced!
>It's amazing to watch people doing this...
>
>
>73 from Ian GM3SEK
[snip]
73,
Tom
Amateur Radio Operator N5GE
ARRL Lifetime Member
QCWA Lifetime Member
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