Would’nt 100khz carrier propagate mostly by ground wave (during day time) ? So following earth curvature ? Gilles.
> Le 7 août 2020 à 21:34, paul swed <paulsw...@gmail.com> a écrit : > > Taka > Yes it does. More ionosphere than air. It would be skywave or indirect > path. I mentioned that earlier. > Now silly thought would a huge antenna work especially if you are at the > antipode. Further would it be gray line propagation. > Thats just silly talk. But something to think about. > Regards > Paul. > >> On Fri, Aug 7, 2020 at 2:01 PM Taka Kamiya via time-nuts < >> time-nuts@lists.febo.com> wrote: >> >> Wouldn't such a long distance propagation result in less precision? The >> signal will have to go through distance through air which isn't constant in >> dialectic values. Wouldn't it be problematic for level of accuracy we >> pursue? >> >> --------------------------------------- >> (Mr.) Taka Kamiya >> KB4EMF / ex JF2DKG >> >> >> On Friday, August 7, 2020, 9:14:23 AM EDT, paul swed < >> paulsw...@gmail.com> wrote: >> >> I believe South Korea is indeed building new eLORAN chains. I have seen >> mention of it. >> With respect to distance In the US I could occasionally receive the >> European West chain at night and in the winter. Thats about 3200 miles. It >> would also be by skywave so that deteriorates accuracy. >> Regards >> Paul >> WB8TSL >> >>> On Fri, Aug 7, 2020 at 5:26 AM Björn <b...@lysator.liu.se> wrote: >>> >>> Are not South Korea are building one? new eLoran chain? Are they >>> transmitting? But don’t underestimate the distances from south east Asia >> to >>> the far side of Australia. >>> >>> /Björn >>> >>> Sent from my iPhone >>> >>>> On 7 Aug 2020, at 10:24, Poul-Henning Kamp <p...@phk.freebsd.dk> wrote: >>>> >>>> -------- >>>> Hugh Blemings writes: >>>> >>>>> Been following this thread with the usual mixture of joy, awe and >>> wonder >>>>> (truly!) - fantastic stuff :) >>>>> >>>>> My read of the situation is that there is next to no chance of >>> receiving >>>>> any meaningful signal at the VLF frequencies in question down here in >>>>> Melbourne - a great circle path of some 10,000 mi / 16000 km ? >>>> >>>> You might be able to pick out the Chinese Loran chains, I believe >>> they're still up. >>>> >>>> (Use sdr.dh web-sdr's to find out ?) >>>> >>>> -- >>>> Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 >>>> p...@freebsd.org | TCP/IP since RFC 956 >>>> FreeBSD committer | BSD since 4.3-tahoe >>>> Never attribute to malice what can adequately be explained by >>> incompetence. >>>> >>>> _______________________________________________ >>>> time-nuts mailing list -- time-nuts@lists.febo.com >>>> To unsubscribe, go to >>> http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com >>>> and follow the instructions there. >>> >>> >>> _______________________________________________ >>> time-nuts mailing list -- time-nuts@lists.febo.com >>> To unsubscribe, go to >>> http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com >>> and follow the instructions there. >>> >> _______________________________________________ >> time-nuts mailing list -- time-nuts@lists.febo.com >> To unsubscribe, go to >> http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com >> and follow the instructions there. >> >> _______________________________________________ >> time-nuts mailing list -- time-nuts@lists.febo.com >> To unsubscribe, go to >> http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com >> and follow the instructions there. >> > _______________________________________________ > time-nuts mailing list -- time-nuts@lists.febo.com > To unsubscribe, go to > http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com > and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.