[Elecraft] Re: K3 selectivity display?

wayne burdick n6kr at elecraft.com
Wed Nov 14 18:25:48 EST 2007


Craig D. Smith wrote:

> <> When you tap XFIL to rotate through the filters the discrete FLn
> indicator lights up for that filter and also the VFO B display says 
> "FL3 0.40",
> "FL4 0.25", etc. So you don't really have to remember.
>
> Thanks, all, for the quick and meaningful response.  The above 
> behavior will
> help a lot.  Guess I won't need that "Sticky note" pasted to the front 
> of my
> K3 afterall  ;>)


Craig,

I really liked your idea of being able to quickly see the actual XFIL 
bandwidth in some convenient way. So I just changed the way the menu's 
crystal filter configuration entries work: now, they always pertain to 
the actual filter in use by the receiver. Before, the menu kept track 
of the filter number independently as you manipulated the parameters.

This change allows the operator to immediately hear the effect of any 
filter changes, without having to make sure that the receiver and menu 
are set up for the same filter.

If you assign a programmable switch function to the filter bandwidth 
menu entry, it'll show you the bandwidth for the present filter -- not 
the filter the menu was working with, which could have been different. 
I should have done it this way in the first place!

Thanks for the implied suggestion  :)  I'll have another firmware 
release in a couple of days that includes a number of other updates as 
well.

73,
Wayne
N6KR


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