[Elecraft] Sloppy holes ??

Don Wilhelm w3fpr at earthlink.net
Fri Apr 13 11:28:20 EDT 2007


Ken,

I agree,  The holes in the assemblies are not "sloppy".  They are 
however a small bit larger than the minimum required clearance size for 
4-40 screws.

That slightly larger hole size allows tolerance for any paint buildup 
inside the holes, ease of screw insertion and does allow a tiny bit of 
adjustment for the assembled enclosure as well as a bit of adjustment 
for the placement of the 2-D connectors.

Anyone with a case that is a bit 'wobbly' can usually cure it by putting 
the tilt bail in the down position and placing the enclosure on a flat 
surface - then loosen side panel, rear panel and top panel screws a 
little bit and apply a slight downward pressure to the enclosure while 
tightening the screws.  After that, any "wobbliness" that occurs when 
the tilt bail is upright can be taken care of by adjusting the tilt bail 
attachment feet a bit in a front-to-back direction.

73,
Don W3FPR

Ken Kopp wrote:
> I don't agree with the concept of "sloppy holes" being
> needed or having been designed into the K2 case.
> 
> On the contrarty, the mechanical "fit" of the cabinet
> parts/panels is IMPRESSIVE!
> 
> Having a background that gives me some insight into
> what's going on behind the scenes, this simply jumped
> out at me when I started the assembly of the kit.
> 
> It takes a good bit of effort and attention to detail to
> produce a product of this caliber.  Said another way,
> it's all in the details.
> 
> Elecraft is a study in contrast when compared to MFJ,
> and Ten-Tec. (:-))
> 
> 73! Ken Kopp - K0PP
> k0pp at arrl.net
> 


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