There are kits available to provide LHCP, RHCP, Horizontal, and Vertical.
https://www.minikits.com.au/electronic-kits/relay-kits/EME219-X-POL-SWITCH
https://www.minikits.com.au/electronic-kits/relay-kits/EME218-X-POL-SWITCH
I think this is what I would do.
73,
Joe kk0sd
From: 73 Bob W7LRD <w7lrd@comcast.net>
Sent: Wednesday, December 15, 2021 8:57 PM
To: nick <quadpugh@bellsouth.net>; AMSAT BB <amsat-bb@amsat.org>
Subject: [AMSAT-BB] Re: klm 22c
I believe Domenico I8CVS (sk) did a very good article about this several years ago. Should be available somewhere.
I have a KLM 22c and want to convert it to linear polarization. When I remove the pole switching network what is the impedance of the antenna?
73’s nick k5qxj
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