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Re: [TowerTalk] Coax Question

To: "Tower and HF antenna construction topics." <>
Subject: Re: [TowerTalk] Coax Question
From: "Jim Brown" <>
Reply-to: "Tower and HF antenna construction topics." <>
Date: Tue, 13 Apr 2010 08:31:13 -0700
List-post: <">>
On Tue, 13 Apr 2010 12:36:35 +0100, Steve Hunt wrote:

>When you are doing the coax loss calculations, don't just assume a 
>matched load. I don't know what antennas you will have at the end of the 
>run, but is it possible they might have a VSWR of 1.5:1 or even 2:1 at 
>the band edges? That would increase the loss over the matched loss.

The additional loss due to a 2:1 mismatch is almost negligible (a few tenths 
of a dB). 


Jim K9YC


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