[Elecraft] K3 front panel encoders

Merv Schweigert k9fd at flex.com
Tue Nov 11 12:41:17 EST 2014


Are there different encoders used on the K3 from batch to batch?
I have an early K3 that has silk smooth encoders, and have another
K3 that is later and the encoders are like gravel,  rough and coarse.
So there has been different encoders used?

73 Merv K9FD/KH6

> Has anyone figured out how to clean or fix front panel encoders  (SHIFT/LO ,
> HI /WIDTH) ?  These cheap ( ~ 0.5$  encoders ) in my K3 has always been
> quite " jumpy " i.e.  value jumps up and down in random steps . Also the"
> feeling " is not what you would expect form rig in this price range.
>
> Similar issue was in FT-1000MP RIT encoder in 90s . Dust got inside the
> optical encoder and turning RIT knob jumped frequency steps quite randomly.
>
> Olli
> OH6CT
>   
>
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