[Elecraft] Re: K3 AGC Adjustment Parameters

Scott Manthe n9aa at arrl.net
Thu Oct 11 20:19:57 EDT 2007


I can understand where Wayne is coming from- bad eHam reviews are sure 
to follow if people who don't know how to use these controls are given 
access to them.

Scott, N9AA

wayne burdick wrote:
> Don,
>
> It was my decision to remove them, for the reasons given below. It's 
> trivial to add them back in, but debatable as to whether it's a good 
> idea. I'm open to discussion. Perhaps we could put them back in along 
> with cautions in the manual.
>
> Please send me a description of how you would use the controls, i.e. 
> the qualitative effects you have in mind or specific decay values 
> you've used before, etc. I'd like to evaluate how your needs differ 
> from the nominal settings already present.
>
> Here's my reasoning for removing some of the controls:
>
> 1. Months of field testing revealed that our testers -- despite a wide 
> variety of operating styles -- barely ever changed any of the settings 
> except flatness and hold (hang) time.
>
> 2. Some combinations of settings can end up being very confusing, 
> except for the advanced and/or experimentally inclined operator who 
> can recognize the side effects. This has been endlessly played out on 
> some of our competitors' rigs. I had sought to avoid such difficulties 
> once it became clear that there was such a small range in use by our 
> testers.
>
> 3. Some settings can compromise the performance not just of AGC, but 
> that of other functions, as well (e.g., DSP noise blanking and AGC 
> pulse detection/removal).
>
> 73,
> Wayne
> N6KR



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