[TenTec] OT SWR VS Power Loss

[Marinus Loewensteijn]

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 at hotmail.com
> To: tentec at 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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