[Antennas] Vertical
A10382
[email protected]
2002年9月28日 14:24:54 -0400
And... you said "on the sea wall"
Is this in the edge of open salt water..
If so, the closer you are to salt water - even a few hundred feet makes a
diff - the better....
._._.
----- Original Message -----
From: "Johnathan Corgan" <[email protected]>
To: "Charles Greene" <[email protected]>; "Antennas" <[email protected]>
Sent: Saturday, September 28, 2002 2:18 PM
Subject: Re: [Antennas] Vertical
> On Saturday 28 September 2002 10:54, Charles Greene wrote:
>> > I made the radiator slightly short and the radials about 2' long to
bring
> > up the feed impedance to 50 ohms
>> I'm curious (and confused) how this works.
>> My (naive) assumption would be that the feedpoint impedance is increasing
> because the "ground" resistance is increasing from the shorter radials.
> While obtaining a better match to 50 ohm coax, doesn't this just mean that
> the antenna is less efficient due to the increased ground losses?
>> I could be way off base--it wouldnt' be the first time :-)
>> 73
>> Johnathan, AE6HO
> - - -
>> Your moderator for this list is:
> Larry Wilson KE1HZ [email protected]
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