Mike, I installed the tuning pot you suggested and so far so good. It does feel better when tuning and has been pretty stable. Hopefully this will fix the issue. It is quite impressive that you achieved DXCC with the K1, Congratulations and Thanks. 73 Steve Michael Byrd wrote: > Steve, > > I had a similar problem with my K1. The warble you are describing > sounds like the issue I had. It became worse after a while and was > easier to locate. The tuning pot (10turn) was the original with a > plastic shaft. I could jiggle the main tuning knob and recreate the > warble in frequency. I replaced mine with Bourns precision 10 turn pot > 3540S-1-104 that I got from Mouser. Their part number is > 652-3540S-1-104. It has a metal shaft and is much tougher. It was > mentioned on the Elecraft list years ago as an upgrade replacement for > the original. After I installed the new pot, my problem was gone and > the tuning was really smooth. I have been using the radio for several > years now with no further problems. > > I now have DXCC on 40 meters thanks to my K1 and a vertical antenna. > > 73, Mike AC4UR >
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