Use what you can. Regards On Mon, Jun 19, 2017 at 1:53 PM, Bob kb8tq <kb...@n1k.org> wrote:
> Hi > > So let’s see, 140 feet that way would be three yards over … that way > crosses the street and makes > it to the back of his yard …. this way is past the back of the lot and > four lots down …. that other way > is over the other street and into his front yard …. > > Hmm …. not likely to work here :) > > Bob > > > On Jun 19, 2017, at 1:23 PM, paul swed <paulsw...@gmail.com> wrote: > > > > Ole > > I may be able to give you some insight. I live some 1500 + miles from > WWVB > > in the US on the east coast. Not a favored transmission direction. > > So for years I did the small loop and loop stick game. > > Then 5 years ago I built a real shielded loop. 10' X 10' 800 ft of wire > > approx. Then a preamp. Its sits 140 ft away from anything in the woods > > about 10 ft off the ground. > > The difference it has made in my ability to consistently use wwvb is > > amazing. Daytime was 20-30uv maybe now 300uv and at night 1000uv and > more. > > > > The loop was cheap to build. Get 25 conductor surplus shielded cable. It > > doesn't have to be 25 wires especially since you are at 200 KHz. > > See if that doesn't help you in Denmark. > > Regards > > Paul > > WB8TSL > > > > > > On Mon, Jun 19, 2017 at 12:40 PM, Ole Stender Nielsen < > ols...@mail.tele.dk> > > wrote: > > > >> I got a Halcyon OFS-1 a while back, and found it was virtually > impossible > >> to use here in Denmark, which seems to be located too far away from the > >> Allouis (162 kHz) or Droitwich (198 kHz) transmitter sites. One major > >> design flaw of the OFS-1 is the digital divider used to divide an analog > >> signal. > >> You can find more information about an experimental modification to > >> increase the robustness and usefulness of the OFS-1 here: > >> http://dabbledoo.weebly.com/halcyon-ofs-1.html > >> > >> Best regards > >> Ole > >> > >> > >> > >> Den 19-06-2017 kl. 17:15 skrev Clint Jay: > >> > >>> Mine is somewhat different to that model, the case is the same as the > >>> leftmost one but the board is quite different to the middle picture. > >>> > >>> I'll post some links to pictures of the internals and start drawing out > >>> the > >>> circuit over the coming few days. > >>> > >>> > >>> > >>> > >>> On 19 June 2017 at 14:29, paul swed <paulsw...@gmail.com> wrote: > >>> > >>> Great pix can be found here and absolutely can easily be reverse > >>>> engineered. > >>>> https://www.vintage-radio.net/forum/showthread.php?t=97999 > >>>> Very simple straight forward design. > >>>> Regards > >>>> Paul > >>>> WB8TSL > >>>> > >>>> On Mon, Jun 19, 2017 at 9:25 AM, paul swed <paulsw...@gmail.com> > wrote: > >>>> > >>>> Hello to the group. I suspect I will never see such a unit in the > states. > >>>>> Also it wouldn't be useful. > >>>>> But that said its sounds as though its a traditional simple receiver > >>>>> that > >>>>> should be able to be reverse engineered. At least for the signal and > >>>>> locking chain. If a micro is involved then things get fuzzy fast. > Anyhow > >>>>> good luck with you digging in. > >>>>> Regards > >>>>> Paul > >>>>> WB8TSL > >>>>> > >>>>> On Mon, Jun 19, 2017 at 8:27 AM, Clint Jay <cjaysh...@gmail.com> > wrote: > >>>>> > >>>>> Thank you Stephen, Nigel, I'll take some pictures of the board in my > >>>>>> > >>>>> OFS-1 > >>>> > >>>>> but it doesn't match any of the pictures I've tracked down so far. > >>>>>> > >>>>>> Interesting that the board mounted on the rear of the enclosure with > >>>>>> the > >>>>>> trimmers appears to be Vero or perf board of some description... > >>>>>> > >>>>>> On 19 June 2017 at 11:54, Stephen Tompsett (G8LYB) < > >>>>>> > >>>>> step...@tompsett.net> > >>>> > >>>>> wrote: > >>>>>> > >>>>>> I have a little Halcyon information I managed to find a few years > ago > >>>>>>> when I acquired a couple of PFS units. It includes a brief > document on > >>>>>>> OFS alignment. > >>>>>>> > >>>>>>> I'll mail the documentation to you directly... > >>>>>>> > >>>>>>> > >>>>>>> On 19/06/2017 10:17, Clint Jay wrote: > >>>>>>> > >>>>>>>> I have been given a Halcyon Electronics OFS1 standard which seems > to > >>>>>>>> > >>>>>>> work, > >>>>>>> > >>>>>>>> it's a version that has 198KHz and 162KHz selector on the fron and > >>>>>>>> > >>>>>>> after > >>>>>> > >>>>>>> a > >>>>>>> > >>>>>>>> reasonable period of time it displays 'lock' and gives a nicely > >>>>>>>> > >>>>>>> stable > >>>> > >>>>> 1,10 > >>>>>>> > >>>>>>>> and 10 MHz output on the front panel BNCs, (I know, it should be > 1,5 > >>>>>>>> > >>>>>>> and > >>>>>> > >>>>>>> 10MHz out, read on) > >>>>>>>> > >>>>>>>> Does anyone know of a PDF manual? This version has two KHz > crystals > >>>>>>>> > >>>>>>> inside > >>>>>>> > >>>>>>>> it and I'd like to see how/if it's been modified so a manual with > a > >>>>>>>> schematic would be even more useful. > >>>>>>>> > >>>>>>>> > >>>>>>>> -- > >>>>>>> Stephen Tompsett (G8LYB) > >>>>>>> Tel: 01788 578940 > >>>>>>> Mob: 07956 855816 > >>>>>>> > >>>>>>> _______________________________________________ > >>>>>>> time-nuts mailing list -- time-nuts@febo.com > >>>>>>> To unsubscribe, go to https://www.febo.com/cgi-bin/ > >>>>>>> mailman/listinfo/time-nuts > >>>>>>> and follow the instructions there. > >>>>>>> > >>>>>>> > >>>>>> > >>>>>> -- > >>>>>> Clint. > >>>>>> > >>>>>> *No trees were harmed in the sending of this mail. However, a large > >>>>>> > >>>>> number > >>>> > >>>>> of electrons were greatly inconvenienced.* > >>>>>> _______________________________________________ > >>>>>> time-nuts mailing list -- time-nuts@febo.com > >>>>>> To unsubscribe, go to https://www.febo.com/cgi-bin/m > >>>>>> ailman/listinfo/time-nuts > >>>>>> and follow the instructions there. > >>>>>> > >>>>>> > >>>>> _______________________________________________ > >>>> time-nuts mailing list -- time-nuts@febo.com > >>>> To unsubscribe, go to https://www.febo.com/cgi-bin/ > >>>> mailman/listinfo/time-nuts > >>>> and follow the instructions there. > >>>> > >>>> > >>> > >>> > >> _______________________________________________ > >> time-nuts mailing list -- time-nuts@febo.com > >> To unsubscribe, go to https://www.febo.com/cgi-bin/m > >> ailman/listinfo/time-nuts > >> and follow the instructions there. > >> > > _______________________________________________ > > time-nuts mailing list -- time-nuts@febo.com > > To unsubscribe, go to https://www.febo.com/cgi-bin/ > mailman/listinfo/time-nuts > > and follow the instructions there. > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to https://www.febo.com/cgi-bin/ > mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.