I like Paul's idea, although there may be a risk of the LED's drive signal not being accurately timed. Driving that LED accurately may have had a low priority in the programmer's mind.
This should be independently checked for critical applications. Dana On Fri, Aug 24, 2018 at 8:23 AM paul swed <paulsw...@gmail.com> wrote: > Thank you for the responses. > I have not reached out to him yet. Want to see if there are other issues > and I can easily add an external 60 KHz source and modulator right now to > verify the other functionality. > There is no schematic nor source code its a 8 pin uproc chip and as such > has almost no IO. I can easily see a very simple fix but needs a change to > the code behavior. (The chip it self can not do the modulation function. > Thats why its OOK). > But if the carrier were left on there is a LED that blinks to the time code > sequence and that can drive a 1 transistor or diode modulator. > Regards > Paul > WB8TSL > > On Fri, Aug 24, 2018 at 3:14 AM, Dana Whitlow <k8yumdoo...@gmail.com> > wrote: > > > Is there a schematic published for the Chronverter? I agree with Didier > > that the > > OOK issue *ought *to be pretty easy to fix, and I'd like to look into > that > > myself. > > > > Dana > > > > > > On Thu, Aug 23, 2018 at 9:00 PM Didier Juges <shali...@gmail.com> wrote: > > > > > Have you tried to contact the manufacturer? It sounds like something > that > > > should be easy to fix and that he would want to fix. > > > > > > Didier KO4BB > > > > > > On Thu, Aug 23, 2018, 8:55 PM paul swed <paulsw...@gmail.com> wrote: > > > > > > > Hello to the group. > > > > Had sometime to hook up the chronverter wwvb simulator. > > > > Numbers of details. > > > > The software and operation are clear. > > > > Everything is easy to setup. > > > > Bad news. > > > > Though the system when set to wwvb puts out a signal on 60Khz its on > > off > > > > keying. > > > > WWVBs signal is reduced carrier by some 14db. > > > > As such any of the WWVB clocks of quality/phase tracking do not lock > > and > > > do > > > > not decode. > > > > I have not tried the cheap clocks yet that I suspect will work. > > > > The actual carrier out is a healthy 0 dbm. > > > > > > > > Some issues with commands and the system seeming to lock up requiring > > > power > > > > cycles. > > > > > > > > With respect to the carrier. The chronverter is elegant in the fact > > that > > > it > > > > can generate the 60 KHz frequency and other LF signals. But I will > need > > > to > > > > add an external 6 MHz oscillator divider and modulator if I want to > use > > > it > > > > with the good receivers. > > > > Adds power and complexity. > > > > Regards > > > > Paul > > > > WB8TSL > > > > _______________________________________________ > > > > 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.