[1000mp] FT1000MP Key Clicks

Steve L. [email protected]
Thu, 26 Dec 2002 14:07:01 -0800 (PST)


Is your T/R relay transferring on that first dit?
Push the MOX button on your rig so the relays stay in
TX and try it again.

Just a guess,
Steve N4SL

--- Tom Rohlfing <[email protected]> wrote:
> Maybe it's not such a good idea to send out a heavy
> technical question to
> the group on Christmas Eve, because the lack of
> response was pretty
> surprising.  :)  So I'll just send it out again,
> hoping to catch a
> sympathetic ear somewhere.
> 
> 73,
> Tom / W7GT
> 
> --------------------
> 
>  Here's a holiday question for the group.
> 
>  A few days ago I incorporated the W8JI key-click
> mod into my MP.  I'm
>  generally happy with the results, and think it did
> a pretty good job of
>  taming the clicks.  I have before/after Tx output
> waveform photos for
>  anybody who just HAS to have them.
> 
>  So here's the question.  The waveform-softening
> only works on dots (or
>  dashes) 2-N, but not 1.  So, if I send an "E" it's
> clicky.  If I send an
> "I"
>  the first dit is clicky, and the second one is
> nice.  An "S" has a clicky
>  dit, followed by two nice dits.  You get the
> picture.  But I haven't
> figured
>  out why.  I use an external keyer, and operate the
> MP in QSK break-in mode.
>  So how does the MP know the difference between a
> first dit and a second
> dit?
>  It didn't seem to matter too much what speed my
> keyer was set to.
>  I don't know if 1) I made an error in the W8JI mod,
> or if 2) my MP is
> broken and
>  needs repair, or 3) if this is the way the MP is
> supposed to work with the
> W8JI
>  mod.
> 
>  Has anybody else run into this?  Or has anybody
> else done the mod and
> carefully measured the Tx waveforms to either
> confirm or deny what I ended
>  up with?
> >
>  Merry Christmas, Happy New Year, and may there be a
> new rig under each
> ham's
>  tree!
> 
>  73,
>  Tom / W7GT
> 
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