[Elecraft] Subject: Re: Software Update for KX3

[Wayne Burdick]

Yes, it should be possible (with some coding and testing) to add CESSB to
the KX2 and KX3. Our DSP resources are tied up on other projects but we'll
be revisiting this.

73,
Wayne
N6KR


On Sun, Jul 13, 2025 at 7:25 PM Henry Pollock - K4TMC via Elecraft <
elecraft at mailman.qth.net> wrote:

> Oh... They did state that the K3 would not support CESSB; however, I have
> not seen a retraction of the below note.
>
> 73,
> Henry - K4TMC
>
> "N6KR n6kr at elecraft.com via
> <https://support.google.com/mail/answer/1311182?hl=en&authuser=1>
> groups.io
> Thu, Dec 22, 2022, 6:41 PM
>
> It should be possible for us to add CESSB to the KX2 and KX2 with only a
> firmware change. We're looking into that, though I can't put a date on it
> just yet.
>
> In theory it would make your 10 W sound more like 40 W.
>
> 73,
> Wayne
> N6KR "
>
>
>
> On Sun, Jul 13, 2025 at 10:04 PM Steve Hall via Elecraft <
> elecraft at mailman.qth.net> wrote:
>
> > Sorry but the KX3, KX2 and K3s do not have enough computer to support
> CESSB
> > according to Elecraft.  It is exclusive to the K4.
> > Steve
> > WM6P
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