[TowerTalk] step away from steppir, Son
Bob Maser
bmaser at tampabay.rr.com
Thu Jun 14 11:24:58 EDT 2007
You comment doesn't really deserve an answer as you are stating the obvious.
The only thing you didn't mention was 1 element on a 34 foot boom. You are
obviously using a SteppIR and I revert to my earlier statement: don't call
my kid ugly.
Bob
----- Original Message -----
From: "W7CE" <w7ce at curtiss.net>
To: <TOWERTALK at contesting.com>
Sent: Thursday, June 14, 2007 10:15 AM
Subject: Re: [TowerTalk] step away from steppir, Son
>> Yagi performance is a function
>> of boom length, not the number of elements.
>
> There are limits to this generalization and it all depends on your
> definition of performance. Two elements on a 34' boom (for 20M) will not
> have good gain or F/R. With three elements you can get good gain (>9.4
> dBi)
> or good F/R (>20 dB), but not at the same time. Your statement is correct
> if you are only discussing the difference between four or five elements
> (maybe six also, but I can't think of a good reason to do that).
>
> 73,
> Clay W7CE
>
>
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