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Re: [TowerTalk] Adding an RF choke

To: [email protected]
Subject: Re: [TowerTalk] Adding an RF choke
From: Jim Brown <[email protected]>
Reply-to: [email protected]
Date: Mon, 2 Dec 2024 09:55:32 -0800
List-post: <mailto:[email protected]>
On 12/2/2024 8:26 AM, Mpridesti via TowerTalk wrote:
by adding 18 inches of cable length (choke length) does the phasing line length need to be shortened by 18 inches?

YES, if it's inserted at the base of each vertical element, as it should be, it becomes part of the phasing line. And be sure to consider the VF of the feedline you're using for both the choke and the phasing line. Also, the choke should be 75 ohm coax; there are photos and text about suitable coax in my Cookbook. k9yc.com/publish.htm

73, Jim K9YC




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