Towertalk
[Top] [All Lists]

Re: [TowerTalk] CM Choke Cookbook

To: towertalk@contesting.com
Subject: Re: [TowerTalk] CM Choke Cookbook
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Fri, 22 Sep 2017 13:48:16 -0700
List-post: <mailto:towertalk@contesting.com>
On 9/22/2017 8:16 AM, David Needham wrote:
I have made several full power CM chokes for 80m and 160 m using RG213 and
Mix 31 toriods per your articles. Do the number of cores or turns count
change if I use RG142 for lighter weight?

Dielectric and o.d. of the coax both affect resonance. I have no data for RG142, but I suggest that you start with the guidelines for RG59/RG8X.

73, Jim K9YC

_______________________________________________



_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk

<Prev in Thread] Current Thread [Next in Thread>