Not wishing to pick a fight, but he said that he is using a balun rated at 1KW.

What you describe is a common mode choke and as I'm sure you know, that is not a transformer which is what I described.

I can see Jim's frustration. Folks really need to get to grips and properly understand the terms they are using, otherwise we get into meaningless arguments and false advice.

RG213 is a commonly used co-axial cable: https://www.awcwire.com/productspec.aspx?id=rg213-coaxial-cable

73,

Alan. G4GNX


------ Original Message ------
From: [email protected]
To: [email protected]
Sent: 14/10/2020 18:17:00
Subject: Re: [Elecraft] [K3] Issue with HI CUR on 12m

AA4LR is using #43 ferrite beads on RG-313 coax. I am not sure what  RG-313 is 
however there should be no ohm meter short unless he is  using a hairpin match. 
 Perhaps there is a flaky connection somewhere  in his system.  I had a lot of 
RF feedback problems with my K3S when  using a corroded station in the 
Caribbean but no current warnings.

John KK9A



Alan - G4GNX wrote:


I presume that you disconnected the feeder from the balun when you did
the DC Ohms test? If not, there is something wrong because you should
see almost a dead (DC) short through the primary of the balun.

I must admit I put off replacing my antenna until I was forced to. Might
be the way to go. :-)

73,

Alan. G4GNX


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