[Elecraft] Notch and S-meter

[Radio Amateur N5GE]

On Sun, 26 Apr 2009 10:51:04 +0200, "Arie Kleingeld PA3A"
<pa3a at xs4all.nl> wrote:

>Bob, 
>
>Regarding your message on the topic of - k3 NR Audio level increase -
>you mentioned the relation of S-meter and notch.
>
>Yes,
>I certainly would expect the notch to be inside the agc loop so that
>when I notch a strong signal, the underlying weak signal would come up
>(and the s-meter then showing the strength of the weak signal).
>
>At this time, this is not the case. If I compare it to an analog
>receiver, the notch sounds like an AF notch instead of an IF notch. I
>prefer the IF notch.
>Of course, the notching in the K3 is done in digital IF, but please
>Elecraft, can you bring the notch in the AGC loop. With all that
>dynamice range of the K3, that should be possible?
>(I'm not a DSP programmer so I donot know what I'm asking of you)
>
>73,
>Arie PA3A
>
[snip]

I would like for the notch to be narrower.

Tom, N5GE
K3 #806, K3 #1055
XV144, XV432
W1 and other small kits.
http://www.n5ge.com