[Elecraft] Sudden jump in SWR when power above 80 watts

Don Wilhelm w3fpr at embarqmail.com
Sat Feb 18 18:41:27 EST 2012


One great solution is to put a good balanced link coupled antenna tuner 
between the transceiver and the parallel feedline.  I emphasize "link 
coupled" because that alone will stop common mode current.
You can homebrew one, or look for a Johnson Matchbox.

73,
Don W3FPR

On 2/18/2012 6:33 PM, goldtr8 at charter.net wrote:
> Sounds like my shack when I had RF problems.  Strange SWR was one of my
> problems also.
>
> One thing I found is that I need to wind a big choke on the power leads
> into the K3 to stop a lot of my problems.  It was the last thing I did
> to fix issues.  I wish I would have know to start there :-)
>
> ~73
> Don
>


More information about the Elecraft mailing list