I've seen N6XI tweak the resonance of his K3's speaker by slightly tightening 
or loosening one or more of the top screws that attach the speaker to the case. 
  

Dick, K6KR

-------------- Original message -------------- 
From: "Allan Taylor" <[EMAIL PROTECTED]> 

> After a rather hectic month, I finally got my K3 on the air this 
> afternoon. (Worked by coincidence another K3: WA7VHO)). 
> But unfortunately my unit (from the kit) has a speaker resonance with 
> the cabinet at about 700 Hz or so. (Not good for a CW 
> op!) As others may have had this problem, could they share the 
> likeliest screws to fuss with or case components to reposition 
> slightly? 
> 
> -- 
> 73 Allan K7GT 
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