> Begin forwarded message: > > From: Richard <flat...@comcast.net> > Subject: Re: [Elecraft] K3 And WSJT-X FT8 Timing > Date: February 22, 2018 at 11:06:58 PM EST > To: James Bennett <w6...@me.com> > > I’m fighting the same problem and MORE. It usually goes like this: > > First FT8 (or JT65) activity of the day, the K3S seems to start on time but > sometimes shut off quite late. Any band, any power; I don’t use the > amplifier, so 100 watts is the limit. > > As time goes along, the transmission initiation BY THE K3S gets later and > later, and the shut off time does, too. By late I mean 2 to sometimes 5 > seconds! > > Eventually, it starts late, then DOESN’T shut off at all. > > Finally, it doesn’t start at all. > > I’ve tried just about every imaginable combination of setting on the Radio > panel and in the Config menu, all with no improvement. > > In the year or more of enjoying JT65 and then FT8 with my Icom IC-7410, I had > NONE of these problems, using the same computer and same software. It was > bang on and trouble free from Day One. > > You kinda hafta suspect the K3S is the culprit in this, but I’m open to > anything. If I can’t solve this soon, there will be a virtually brand new K3S > for sale. > > Richard - W4KBX > >> >> Guys - sorry for the delay in responding to your posts - places to go, >> things to do, all overriding ham radio for a couple hours. >> >> It was suggested that I see if I’m out of sync on my computer clock(s). >> Well, here is the strange thing: the iMac that the K3 is connected to >> consistently is giving me a DT response of 0.1 to 0.2 on 90% of the decoded >> stations, so I’m thinking that the default time server the iMac / OSX is >> connected to is pretty accurate. But it is this rig that starts it’s >> transmission a bit late. >> >> The RPi 3 that the KX3 is connected to consistently is giving me DT figures >> around -0.8 to -0.9. which makes me think my time sync is a little off. But >> the KX3 connected to this RPi starts right up when it is supposed to. >> Interestingly, that RPi 3 is connected via short Ethernet to another RPi 3 >> that runs it’s own GPS-sync’d NTP server. Go figure. >> >> I’m stumped. >> >> >> >>> On Feb 22, 2018, at 5:28 PM, Nr4c <n...@widomaker.com> wrote: >>> >>> Check the clocks on the computers. Sync them to a time server. >>> >>> Sent from my iPhone >>> ...nr4c. bill >>> >>> >>>> On Feb 22, 2018, at 6:30 PM, James Bennett <w6...@me.com> wrote: >>>> >>>> Hi Dennis - how you doing? >>>> >>>> Sorry I neglected to provide enough info - was in a hurry to post that >>>> before I had to run out to pickup kids at school (close to your dads QTH!) >>>> >>>> I am using VOX on both rigs. Each rig has it’s own computer and separate, >>>> but identical external USB sound cards. The K3 is connected to an iMac and >>>> the KX3 is connected to a Raspberry Pi 3. >>>> >>>> Jim / W6JHB >>>> >>>> >>>> >>>>> On Feb 22, 2018, at 2:31 PM, Dennis Moore <den...@mail4life.net> wrote: >>>>> >>>>> How are you keying the K3, VOX or PTT? >>>>> >>>>> It's not clear from the email, are the K3 and KX3 on separate computers >>>>> on just different sound cards in the same computer? >>>>> >>>>> 73, Dennis NJ6G >>>>> >>>>> >>>>>> On 2/22/2018 14:22, James Bennett wrote: >>>>>> Got a question about using my K3 with WSJT-X 1.8.0 with FT8 >>>>>> >>>>>> I started looking at the “time bar” in WSJT-X and when the K3’s red TX >>>>>> light comes on with the meter showing RF going out. It is between 1.5 >>>>>> and 2 seconds after the beginning of the new 15 second sequence! In that >>>>>> short duration, I am hearing other stations’ signals coming through on >>>>>> my headphones, so I know that other folks are getting their rig to >>>>>> transmit right at the start of the 15 second sequence. If mine is coming >>>>>> on 1.5 - 2 seconds late, I’m thinking I may not always get decoded on >>>>>> the other end. >>>>>> >>>>>> So, I switched over to my KX3 running the same version of WSJT-X and >>>>>> observed what happened there. No delay - when the new 15 second sequence >>>>>> starts, the KX3 goes into transmit almost immediately. >>>>>> >>>>>> Both the KX3 and the K3 are connected to two identical Tascam USB125M >>>>>> external sound cards. >>>>>> >>>>>> Is there some setting on the K3 that is causing my transmissions to fire >>>>>> off a tad late? >>>>>> >>>>>> Jim / W6JHB >>>>> >>>>> ______________________________________________________________ >>>>> Elecraft mailing list >>>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>>>> Help: http://mailman.qth.net/mmfaq.htm >>>>> Post: mailto:Elecraft@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 w6...@me.com >>>> >>>> ______________________________________________________________ >>>> Elecraft mailing list >>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>>> Help: http://mailman.qth.net/mmfaq.htm >>>> Post: mai >>> >> >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@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 flat...@comcast.net >
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