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Re: Crystal filters

Posted by David Pratt on Feb 28, 2009; 6:33pm
URL: http://elecraft.85.s1.nabble.com/Crystal-filters-tp2401278p2401638.html

Thanks, Kevin.  I was a bit puzzled about the alignment bit.  I don't
have the KPA100, but I do nevertheless open my K2 occasionally to check
the internal SLA battery I have fitted.

73

David

In a recent message, R. Kevin Stover <[hidden email]> wrote ...

>
>No, as far as I can tell the alignment of the K2 doesn't drift at all.
>The annual alignment is just my way doing preventative maintenance and
>staying on top of things before a problem does rear it's ugly head.
>
>This year I discovered some dust in the rig. I think it's caused by the
>two 80mm computer case fans I've got on the KPA100 heat sink. They draw
>air across the sink and exhaust straight up. Some canned air and a fine
>brush and she's cleaned.
>
>Never would have found that if I didn't open the case up once a year.
>While I've got it open I just check stuff.
>
>
>David Pratt wrote:
>> In a recent message, R. Kevin Stover <[hidden email]> wrote ...
>>> I'm at the end of my yearly K2 alignment and have come to the crystal
>>> filters part.
>>  Kevin - I would be interested to know the reason for the need to do
>>an  annual alignment of the K2.  Do you find that the alignment drifts
>>from  one year to the next?

--
David G4DMP
Leeds, England, UK
------


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