That’s a question of RFI ! Op ma 9 mei 2022 om 17:03 schreef David Tiller via wsjt-devel < wsjt-devel@lists.sourceforge.net>
> Jason, > > This sounds like a textbook example of RFI getting into your computer or > USB cable. I had a similar issue on 80m and found that a few well-placed > ferrites on my USB cable fixed the issue. > > Search for "FT8 RFI" for other folks advice. > > To verify, try transmitting into a dummy load or at _very_ low power. If > it doesn't happen, you've proven it's due to RFI. > > > On May 9, 2022, at 10:25 AM, W2JDM via wsjt-devel < > wsjt-devel@lists.sourceforge.net> wrote: > > > WSJTX Version: 2.5.4 > OS – Mac Monterey 12.3.1 > Radio – Yaesu 991A > SiliconLabs Driver – 6.0.2 for Mac > > When tuned to 40m (and only 40m), using FT8, the software loses CAT > control shortly after transmitting. The symptoms are that it will hold the > transmit too long and eventually show ORANGE status in WSJTX. It will > reset and reconnect, but not after losing the QSO due to timing issues. > This occurs each and every time I transmit on 40m, including when using > TUNE. I want to emphasize that it seems to ONLY occur on 40m and not any > other band. I use other software that also has CAT control over the 991A > and it works as designed. > > I have also changed the mode to FT4 and 40m behaves normally. It seems > isolated to only when using FT8 and 40m. > > Please let me know if you need any additional details. > > 73 > Jason – W2JDM > > _______________________________________________ > wsjt-devel mailing list > wsjt-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/wsjt-devel > > > _______________________________________________ > wsjt-devel mailing list > wsjt-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/wsjt-devel > -- Koen Bijl Goudvinkhaga 26 3993 bc Houten The Netherlands
_______________________________________________ wsjt-devel mailing list wsjt-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wsjt-devel
