[Elecraft] KX3 drift question

KENT TRIMBLE k9ztv at socket.net
Wed Mar 25 12:37:17 EDT 2020


I personally like free-spinning knobs on both VFOs, and I especially 
like the after-market weighted knobs that were available a few years 
ago.  I have them on both the K3 and KX3.

But dimpled knobs exhibit out-of-roundness since material has been 
removed to form the dimple.  When spun, such knobs will back-lash at the 
end of their travel.

My ultra sophisticated procedure for perfect adjustment is to increase 
the knob's resistance to spinning until there is no more back-lash as 
indicated on the frequency display set to the smallest Hertz.  The knob 
is still free-spinning but when it stops the frequency stops.

73,

Kent  K9ZTV




On 3/25/2020 10:00 AM, Eddy Avila wrote:
> I solved my KX3 drift problem, it wasn't electrical but rather
> mechanical....reading in the manual about the VFO I increased the
> resistance to the knob spin and  *voila* no more drift! I really like
> simple solutions to problems.
>
> Thanks to all that offered advice, much appreciated.
>
> 73
>
> k6sdw
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