[Elecraft] 4.48 vs 4.51 CW Decode

[Thomas Horsten]

Hi Wayne,

Since the effects of 4.51 have come up again, I'm wondering if you got
around to investigating the (to my ears negative) effect on APF that it
brought on? I seem to remember you were going to do some measurements, but
I can't remember having seen the results of those.

73, Thomas M0TRN

On 29 June 2012 17:14, Wayne Burdick <n6kr at elecraft.com> wrote:

> CW decode can and will be improved in the next release after 4.51. But
> we have to get 4.51 into production status because of the AGC
> improvements. CW decode requires its own AGC, in effect, so that the
> user can take advantage of the wider dynamic range of the IF/AF AGC.
>
> 73,
> Wayne
> N6KR
>
> On Jun 29, 2012, at 8:52 AM, W4ATK wrote:
>
> > I am saving a copy of 4.48 so I can go back to it.
> >
> > IMHO 4.51 is:
> >       1) More difficult to use
> >       2) Does not perform as well as 4.48
> >       3) Lacks the weak signal performance of 4.48
> >       4) Requires constant adjustment of the RF Gain control
> >
> > This was  the absolute best CW decoder I had ever used. I am still
> > using 4.51 but have not yet hit the sweet spot with it. Perhaps
> > others are having better results and will share AGC settings,
> > threshold setting etc.
> >
> > I am can copy call signs, signal reports at elevated speeds, but
> > alas I am CW challenged and am using CW decode to help me get over
> > the 18 to 20 wpm block.
> >
> >
> > Jim, W4ATK
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