[Elecraft] [K3] KRX3 mechanical alignment problem

Eric Swartz - WA6HHQ, Elecraft eric at elecraft.com
Mon Oct 6 18:27:34 EDT 2008


Absolutely. Go ahead and file them. It should be very easy to do. We 
want the top and bottom covers on the KRX3 to mesh fully to give good 
shielding.

73, Eric


Toby Deinhardt wrote:
> Hi Eric,
>
> in other words, the "offending" "nubs" can be filed off without any 
> disadvantages? Right now they are causing a mismatch between the top 
> and bottom part of the shielding - a small gap (ca. 1mm-2mm) because 
> the "bumps" are pushing against the side wall.
>
> vy 73 de toby
>
>
> Eric Swartz - WA6HHQ, Elecraft wrote:
>> Hi Toby,
>>
>> We had a change in PCB vendors, and they slightly changed the 
>> location on some of the break-off points for the PCB handling frame 
>> on the KRX3 board (used during automated soldering etc. ) Fortunately 
>> this is not a major issue. The other remaining 'nubs' from the break 
>> off part of the pcb still align with the remaining alignment holes on 
>> the KRX3 case. The ones that do not are not a problem.
>>
>> 73, Eric  WA6HHQ
>> ---
>>
>> Toby Deinhardt wrote:
>>> Hi,
>>>
>>> While assembling my KRX3 I ran into a minor mechanical problem. Four 
>>> of the "bumps" along the edge of the main KRX3 board, the one with 
>>> all the filters, do not align correctly with the holes in the 
>>> shielding - The holes which the "bumps" are supposed to "snap" into. 
>>> Roughly the area where this occurs could be described as J92 to E2 
>>> to E3 to E5 on the circuit board. All other holes, bumps, standoffs 
>>> etc. are O.K. and fit perfectly.
>>>
>>> I'm already in touch with Gary at K3 support. He says that I am the 
>>> first to report the misalignment. Am I really the only one to have 
>>> noticed this?
>>>
>>> vy 73 de toby
>>
>>


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