Tune in to wwv and synchronize your clock. The jt modes will be fine even if you are a second or two off. Or get a gps and synch to the gps clock via nema. Use google and search on all your options. You could setup nptd on your mac and use a pps signal from a gps too. Max Ng7m
-- Matthew George 801-560-8754 > On Jun 15, 2017, at 12:46 PM, James Bennett <w6...@me.com> wrote: > > I have a MacBook Pro Retina Display running Sierra 10.12.5 that I use with my > KX3 when operating portable. Part of my operating is done with WSJT-X, for > JT65 and JT9 modes. This software is very time sync critical - the computer > clock needs to be within +- one second accuracy. Here at home on my wireless > network connected to our cable company, works great. > > However, a recent trip to the southern Philippines as DU8/W6JHB with this > equipment was an eye-opener. I completely forgot that the laptop clock would > not keep that sort of accuracy without having Internet access. I saw many > signals, but WSJT-X decoded nothing at first. Luckily I realized what was > happening and was able to access and connect to the WiFi network at the > resort we were staying at. This connection provided the accuracy the software > needed and all was good. > > But - when we return on our next "vacation" we may not have the luxury of a > resort having WiFi for it's guests. So, I'm looking for some sort of device > that I can use to keep the laptop clock accurate. Internet access would be a > bonus, but of most importance is that internal clock. > > Any suggestions? By the way, a mega-buck device is pretty much out of the > question. Just ask my wife... :-) > > 73, Jim > > Jim Bennett / W6JHB > Folsom, CA > > > > > > > ______________________________________________________________ > 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 m.matthew.geo...@gmail.com ______________________________________________________________ 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 arch...@mail-archive.com
