[Elecraft] WSJT-X Problem with K3S

John Stengrevics jstengrevics at comcast.net
Tue Jan 17 13:07:15 EST 2017


Bill,

I am on MSK144 and the transmit duration is 15 seconds.

John
WA1EAZ

> On Jan 17, 2017, at 1:02 PM, Nr4c <nr4c at widomaker.com> wrote:
> 
> Mine only transmits for around 42 seconds.   So should not impact the rec on next minute. 
> 
> Sent from my iPhone
> ...nr4c. bill
> 
> 
>> On Jan 17, 2017, at 11:48 AM, John Stengrevics <jstengrevics at comcast.net> wrote:
>> 
>> Many thanks to all who provided their suggestions.
>> 
>> I decided to try Joe's (W4TV) suggestion and elect RTS.  That appears to have solved the problem of the transmit staying on.
>> 
>> My only remaining problem is a 100 to 200 millisecond spillover into the next sequence.  I have synched my Mac to time.nist.gov <http://time.nist.gov/> and the time.is <http://time.is/> site shows that I am dead on.  If anyone has any suggestions, they would be much appreciated.
>> 
>> 73,
>> 
>> John
>> WA1EAZ
>> 
>>> On Jan 13, 2017, at 1:53 PM, Guy Olinger K2AV <k2av.guy at gmail.com> wrote:
>>> 
>>> Can't argue entirely with success, but often folks just want to put the trouble In a cage so they can get on with having fun. I get that, it's a hobby. For sure, been there done that. 
>>> 
>>> But all you have done for the moment is put the snarling dog in a cage where it can't bite. If you ever run an amp the trouble is likely to return in some form. You still have the snarling dog. 
>>> 
>>> And there are unanswered oddities like why the RFI only affected the one sequence of commands. 
>>> 
>>> For others reading this thread, the exhortations for VOX or PTT are very well taken, particularly where deciding on methodology is part of planning. 
>>> 
>>> Having a PTT and not-PTT signal available to the station *system* can be very useful for such things as shutting off remote RX amps during transmit. Many PC station programs like N1MM+ can add transfer delays only where they apply, as do WinKey equipped devices which can apply CW key speed related "word space" intervals. 
>>> 
>>> Not-PTT drives a simple circuit to supply a keyed 12 VDC supply that is only on when it's safe from TX induced voltages, and can drive relays to detune towers and de-resonate wires when RX. 
>>> 
>>> Given that the K3S board has both a USB/serial chip and a sound card on it, no workable scheme proven robust for the K3 has to be discarded for the K3S. 
>>> 
>>> All that aside, glad you you managed to cage the snarling dog, by whatever means.  :>)
>>> 
>>> 73, Guy K2AV 
>>> 
>>> On Thursday, January 12, 2017, John Stengrevics <jstengrevics at comcast.net <mailto:jstengrevics at comcast.net>> wrote:
>>> Three turns of the USB cable through a #43 ferrite and I am good to go at full power (95 watts).
>>> 
>>> John
>>> WA1EAZ
>>> 
>>>> On Jan 12, 2017, at 2:40 PM, Edward R Cole <kl7uw at acsalaska.net <>> wrote:
>>>> 
>>>> Now that the thread has morphed to RFI:
> 



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