[Elecraft] CW Transmit Text Decode is off

Gwen Patton ardrhi at gmail.com
Sun Sep 16 21:53:11 EDT 2018


>
> I'm actually doing the level 1 CW Academy course.  I guess I have plenty of
> practice ahead.  It's pretty embarrassing not being able to send my own
> name right :-)


I'm taking that course in January, Cliff! I'm not precisely level 1, but
it's been so long since I used my code that I'm starting over anyway. So I
know how you feel!

73,
Gwen, NG3P

On Sun, Sep 16, 2018 at 9:41 PM Cliff Clark <cliff at cliffclark.net> wrote:

> Well, I think I might know what is going on then.  The timing must be
> really tight.  I'm using a single lever paddle, and I think if it polls
> when I'm switching from dit to dah, or vice versa, then it breaks the
> letter, even if it sounds pretty much OK (well, it's faster than my ears
> anyway).
>
> So, I guess the technique is to switch before the last element is sent so
> it has enough time to engage the next element before it polls.
>
> I'm actually doing the level 1 CW Academy course.  I guess I have plenty of
> practice ahead.  It's pretty embarrassing not being able to send my own
> name right :-)
>
> Anyway, good to know I'm not losing my mind (yet).
>
> Thanks,
> Cliff
>
>
>
> On Mon, Sep 17, 2018 at 12:24 AM Don Wilhelm <donwilh at embarqmail.com>
> wrote:
>
> > Cliff,
> >
> > The decoder demands precise timing of dits, dahs, and the spacing.
> > It sounds like your "L" being decoded as ED is a result of a slight
> > pause between the leading dit and the following part of the dahs and
> > ending dits.
> > Similarly, "R" coming out as ED is the same problem - a slight pause
> > after the first dit.
> >
> > 73,
> > Don W3FPR
> >
> >
> > On 9/16/2018 8:05 PM, Cliff Clark wrote:
> > > I love my KX2, and I thought I would use the TX only CW code to
> practice,
> > > but I'm having a problem.
> > >
> > > I turn Vox off so there is no RF out.
> > >
> > > I'm sending some letters like L that end up as ED, or something an R
> ends
> > > up EN.  The sound emitted by the radio seems right though.  I even
> > recorded
> > > it in Audacity on my laptop, and the waveform looks perfect, but the
> > decode
> > > is sometimes right, and sometimes not.
> > >
> >
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