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Re: [TenTec] OT SWR VS Power Loss

To: Tentec list <tentec@contesting.com>
Subject: Re: [TenTec] OT SWR VS Power Loss
From: Marinus Loewensteijn <zl2ml@hotmail.com>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Mon, 7 Jul 2008 09:32:58 +0800
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
One item I forgot to mention is that if your SWR is not 1:1 on the coax then 
the coax is not matched which results in the coax starting to radiate RF and
picking up RF. The latter can dramatically increase your noise level.

73 
Marinus, ZL2Ml


> From: zl2ml@hotmail.com
> To: tentec@contesting.com
> Subject: Re: [TenTec] OT SWR VS Power Loss
> Date: Mon, 7 Jul 2008 02:14:57 +0800
>
>
> Jim wrote:
>
>> What is the difference between putting a remote antenna tuner at the feed
>> point of the antenna verses at the end of the feed line like most hams
>
>> have for their installation?
>> Keep The Faith, Jim K9TF/WA9YSD
>
> There is a major difference if you are using a short antenna with low 
> radiation
> impedance. 90 % or more of the output can get lost in the coax when it is in
> that situation longer than a couple of feet.
>
> If you really want to see out how much difference it makes run the TLW
> program that is included in the latest ARRL Antenna book.
>
> 73, Marinus, ZL2ML
>
>
>
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