Towertalk
[Top] [All Lists]

Re: [TowerTalk] Ferrites 31 vs. 77 material

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Ferrites 31 vs. 77 material
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Wed, 6 Nov 2019 19:52:30 -0800
List-post: <mailto:towertalk@contesting.com>
On 11/6/2019 6:28 PM, Bob Shohet, KQ2M wrote:
I prefer to use large ferrite beads that fit on the coax – roughly 1/2” ID -  1” OD  x 
1 1/4” height and then tape the beads in place in physical proximity  to each other next to the 
feedpoint.

You may prefer that, but that sort of bead only works at VHF. My detailed recommendations are here. http://k9yc.com/2018Cookbook.pdf

Yes, #31 material is the weapon of choice for 160M - 6M.

73, Jim K9YC
_______________________________________________



_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
<Prev in Thread] Current Thread [Next in Thread>