Nigel, this is very useful. Thanks. I don't particularly like how the 10MHz test point signal is generated. I made my modification easily reversible so that I could change it when I found a better way. I will explore the area you describe in your notes.
Best regards Dan > On Aug 15, 2015, at 8:48 AM, GandalfG8--- via time-nuts <[email protected]> > wrote: > > > I also did a quick write up recently about how I added the 10MHz test point > output to my REF-1. > > > Hi Daniel > > Many thanks for your 10Mhz write up for the REF-1, that's very interesting > and a nice bit of detective work. > > Back in January I took a quick look at the underside of a REF-1 board in > the area beneath the oscillator and identified what seemed to be a pick off > point very close to the output of the 10MHz doubler. > I'm pretty sure it was sinusoidal but can't remember for sure now and I > never did find the time to get back to it and check it properly. > > I'll attach a copy of my very brief notes just in case it might give you a > starting point for your search for a cleaner signal but if it doesn't get > through to the list I'll send you a copy direct. > > Regards > > Nigel > GM8PZR > <10MHz Pick Off.pdf> > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
