[Elecraft] K3 Keying

Bill W5WVO w5wvo at cybermesa.net
Fri Sep 5 01:40:28 EDT 2008


By George, you're right! No, I never noticed it, but now that you
point it out and I'm testing it -- sure enough. The difference is
detectable to the ear, at 25 WPM anyway. A 'scope would tell you
exactly what the difference is. Should be an easy bug to track
down and fix (he said glibly, knowing nothing). :-)

Put it on the list!

Bill W5WVO


----- Original Message ----- 
From: "Barry Simpson" <vk2bj at optusnet.com.au>
To: "'Elecraft'" <elecraft at mailman.qth.net>
Sent: Thursday, September 04, 2008 9:46 PM
Subject: [Elecraft] K3 Keying


> Has anyone else noticed that there is a substantial difference
in the mark
> space ratio of the keying dependent on whether you operate
QSK/semi break in
> compared with manual transmit, eg push the transmit button on
the front
> panel or use a foot switch to enter transmit.
>
>
>
> The QSK/semi break in are similar but they are much lighter than
in the
> constant transmit mode.
>
>
>
> I did notice when I first got the K3 that the QSK/semi break in
was light
> and I had to compensate for that in my keyer. Likewise the built
in keyer
> seems to have a default setting to cater for the light keying.
No great
> drama - just an observation.
>
>
>
> Just for general information I have just wired up my K3 to my
FL7000 linear
> for auto band change as per the directions from W4TV back on 23
May. It
> works great but the tx inhibit is unusable in other than QSK.
However I
> don't need it for proper operation and have turned it back off
in the Config
> setting.
>
>
>
> 73
>
>
>
> Barry  VK2BJ
>
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