[Elecraft] Questions from a Liberal Arts Major

Kurt Pawlikowski kurtt at pinrod.com
Thu Nov 13 09:54:28 EST 2008


Lee,

    Don't know about the connector issues (I suppose that might be a 
matter of personal preference). The S-Meter issue has to do with "fine" 
adjustments. Since the meter is a bar graph type, "blocks" are either 
lit or not. If, for instance, you are attempting to "see" the difference 
between 4.3 blocks and 4.4 blocks, they display the same (either 4 or 5 
blocks, depending on software design). Apparently, this design issue is 
also in the data given to a control computer. That is, instead of giving 
a "value" (i.e., 4.321), it is just mimicking the bar graph (i.e., 4 
"blocks"). So, if you're trying to make a comparative measurement 
between similar signals, unless they "happen" to be on the "edge" of two 
"block" values, they will look the same. While this is normal for this 
type of display, it is a little unusual for the computer data stream. 
That usually reflects "raw" data. Does that help? {'-)

    Regards,

    kurtt

    Kurt Pawlikowski, AKA WB9FMC
    The Pinrod Corporation
    kurtt at pinrod.com
    (773) 284-9500
    http://pinrod.com

Lee Buller wrote:
>
>
> Ladies and Gents.....
>
> I have been trying to follow the threads on IMD performance of the K3 
> and the S-Meter thread of the K3.  Could someone explain (to a Liberal 
> Arts Major - not an engineering type)  what the issues are here and 
> why they are issues with this radio?  Maybe, I'm lost in all the 
> hullabaloo.
>
> Also....why is one person calling the S-Meter and the power connector 
> "junk" that cannot be fixed?
>
> Thank you for the education.....
>
> Lee Buller - K0WA
> K3 SN 443
> K2 SN 1056
>
> In our day and age it seems that Common Sense is in short supply. If 
> you don't have any Common Sense - get some Common Sense and use it. If 
> you can't find any Common Sense, ask for help from somebody who has 
> some Common Sense. Is Common Sense divine?
>
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