[Elecraft] Side Effects of QRQ On The K3
David Cole
dave at nk7z.net
Sun Apr 13 13:08:00 EDT 2014
I know that if I try full breakin with the Pro3, I get the first
character chopped a bit...
Which brings up my solution to all of this for the Pro3...
I do not run breakin. I set the delay for T/R switching to about .5
seconds. That keeps the transmitter keyed all the time I am sending...
Will I see the distorted CW problem using that mode with the K3?
--
Thanks and 73's,
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On Sun, 2014-04-13 at 09:58 -0700, Rich wrote:
> OK, so I'm a 15-20 wpm operator on good days.... How do other popular
> radios do at 35-90 wpm? Is this unique to the K3 (and KX3)? Just
> curious and hoping to learn a bit.
>
> Rich NU6T
> K1, K3, KX3
>
> On 4/13/2014 9:01 AM, W5UXH wrote:
> > I will preface this with the comment that I did not order my K3 until Wayne
> > did the "QRQ mode" firmware work because I operate a lot of QRQ (the
> > definition of this varies of course, for me it is 60+ WPM full QSK).
> >
> > I believe the speed at which someone starts to hear the inconsistency in the
> > K3 Keying in non-QRQ mode is a function of the individual, and also whether
> > one is listening in a speaker or headphones.
> >
> > For me, I just barely start to notice it at 40 wpm with headphones. At 45
> > wpm it is intolerable. At 60 wpm it is unintelligible. For those who
> > notice it at 30 wpm, my hat is off to your ears capability to detect timing
> > variations
> >
> > I know a few years ago when testing with others, some thought it was fine at
> > 45 wpm.
> >
> > I have no use for RIT or SPLIT, so I am one of the minority who is quite
> > happy to stay in QRQ mode 100% of the time. The only time I press RIT is to
> > demonstrate the QRQ keying to others in non-QRQ mode. I would like to have
> > passband SHIFT available, but my guess is that Wayne would find it very
> > difficult to remove the limitations in QRQ mode, and the target market for
> > speeds above 40 wpm is extremely tiny. I had not been aware that anyone
> > could notice a difference at 30 wpm. I have what I think are pretty picky
> > ears so that is interesting to learn.
> >
> > Chuck, W5UXH
> >
> >
> >
> >
> > --
> > View this message in context: http://elecraft.365791.n2.nabble.com/Side-Effects-of-QRQ-On-The-K3-tp7587070p7587115.html
> > Sent from the Elecraft mailing list archive at Nabble.com.
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