[Elecraft] K3 shortened dits - you can remedy this under N1MM+

[Jan Erik Holm]

How do you have the TX DLY set ?

/ Jim SM2EKM

Den 2020-12-07 kl. 20:37, skrev Barry Simpson:
> I beg to differ.
> 
> I have an original K3 dating from 2009 which I completely updated including the synthesisers. It made no difference to the shortened character issue which is still the same.
> 
> It is there both in QSK and semi break in modes but does not occur if transmit switching is manual only, eg a foot switch with VOX turned off.
> 
> I use mainly Idiom Press keyers and I have always compensated by setting the weight to around 54.
> 
> I am surprised that this issue has only surfaced again now and received such widespread comment and acknowledgement that it exists. I raised it in a post several years ago but I was unable to attract any response.
> 
> Kenwood does not have such an issue with any of their rigs including the TS890 which I own nor does my Ten Tec Orion 2. Of course all Icoms are awfully shortened in QSK but not so much in semi break in.
> 
> Barry VK2BJ
> 
> Sent from my iPhone
> 
>> On 8 Dec 2020, at 06:03, Joe Subich, W4TV <lists at subich.com> wrote:
>>
>> 
>> The approximately 6 ms of dit shortening represents 10% of the
>> dit length at 20 WPM.  It gets progressively worse as the speed
>> increases (20% at 40 WPM, 30% at 60 WPM, etc.).
>>
>> Note: this only applies to K3 models that do not have the
>> upgraded synthesizer.
>>
>> For an unmodified K3 the solution(s) are:
>>
>> 1) turn on CW QRQ (and lose RIT/XIT/split)
>> 2) Upgrade to the new synthesizer (x2 if sub RX is installed)
>> 3) Use an external WinKeyer with dit compensation at 6 ms.
>>
>> 73,
>>
>>    ... Joe, W4TV
>>
>>
>>> On 2020-12-07 8:47 AM, Dave Fugleberg wrote:
>>> Does this become apparent only above a certain speed? I'm guessing it's not
>>> as big an issue below 30wpm or so, but would be good to know.
>>>> On Sun, Dec 6, 2020 at 10:23 PM <john at kk9a.com> wrote:
>>>> I have never heard of this issue until your post. In DX contests, dits
>>>> sometimes disappear so we certainly to done want wimpy dits!  Does this
>>>> issue also exist with the K3S? Is there a similar solution for those of us
>>>> that use Writelog?
>>>>
>>>> John KK9A
>>>>
>>>> Dave Hachadorian K6LL wrote:
>>>>
>>>> I found out today that there is another way to change weight under N1MM -
>>>> config/ports/other tab/weight.
>>>>
>>>> I wonder how many people do not realize that K3's  lighten CW keying
>>>> applied
>>>>
>>>> through the KEY jack, and that their dits are wimpy?  I operated that way
>>>> for 12 years, until W3LPL told me about it yesterday.  The K3 monitor
>>>> sounds
>>>>
>>>> normal.
>>>>
>>>> Life is too short for wimpy dits!
>>>>
>>>> Dave Hachadorian, K6LL
>>>> Yuma, AZ
>>>>
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:Elecraft at mailman.qth.net
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to vk2bj at optusnet.com.au
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
> 
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to sm2ekm at telia.com
>