On Fri, Dec 11, 2009 at 9:50 AM, John Green <wpxs...@gmail.com> wrote: > As someone relatively new to the precision time/frequency game my viewpoint > is a little different to the more seasoned folk. Your statement that you > wanted to build your own atomic standard leads me to believe that this is > more of a learning experience for you. Even if you want to build it > yourself, at some point you will wonder "Just how good is this thing? Is it > better than the last one I built?" The cheap and easy way to answer that, > unless whatever you build is very good indeed, is with some kind of GPSDO. > Probably not as good as a cesium but much cheaper. If I did not have a > Z3801, I would still be just guessing about those OCXOs and eBay rubidiums. > I suggest that you visit James Miller's website. You can build a simple > divider/comparator that will let you either lock whatever source you have to > GPS or compare its frequency to GPS. The last LPRO I got off eBay was $59 > including shipping. The last Tbolt was just over a hundred. HP 10811 OCXOs > are good but pricey. There are all kinds of rubidiums and quartz oscillators > out there to experiment with and learn from. If a learning experience is > what you want, read every post here for several months while exploring the > archives. Watch eBay closely for a month or so to see what things sell for. > Decide on what is achievable and affordable and start having fun. You will > find that it is highly addictive.
+1 [another time-n00b] -aps _______________________________________________ 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.