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Re: Topband: 160M Balun

To: "Peter Voelpel" <dj7ww@t-online.de>, <topband@contesting.com>
Subject: Re: Topband: 160M Balun
From: "Jim Thomson" <jim.thom@telus.net>
Date: Fri, 30 Mar 2018 10:04:54 -0700
List-post: <mailto:topband@contesting.com>
##  Much higher  Z....and much higher  RS....and minimal Xs.
Plan B would be to use  RG-400... but more than 7 turns.

##  N3RR has his  160m  CM chokes between 16k and  22k  ohms.
If you are going to build a 160M  CM choke,  you may as well do it right
the 1st time.

Jim   VE7RF


-----Original Message----- From: Peter Voelpel
Sent: Friday, March 30, 2018 9:47 AM
To: 'Jim Thomson' ; topband@contesting.com
Subject: RE: Topband: 160M Balun

Why do you want it resonant?

73
Peter

-----Original Message-----
From: Topband [mailto:topband-bounces@contesting.com] On Behalf Of Jim
Thomson

The  160m CM choke needs to resonate lower in freq.  It requires  more cores
to shift the res freq down.
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