I have been running an M100 for over 15 years. It was NOS when I purchased it for $300. Runs 24x7, and just keeps chugging along. Rob NC0B
Sent from my iPad > On Mar 11, 2016, at 10:01 AM, "time...@metachaos.net" <time...@metachaos.net> > wrote: > > > > Luciano, > > Why? Why the Efratom FRK or M100 over the Efratom LPRO-101? The M100 appears > to be manufactured in '91. Given the limited lifespan, why such an older > choice? I didn't list the HP5065A because I didn't see it on eBay. What makes > it better than the others? Why not one of the Symnmetricom versions (which > also appear to be Datum / Efratom)? > > Can the M100 be disciplined electronically? That wasn't clear from the eBay > pictures that I saw. I also saw a 5Mhz and a 1Mhz version. Is one better than > the other? > > Thanks. > > > Mike. > > P.S. I have jury duty today and the Charlotte hamfest tomorrow, so I may not > be online as often as usual for the next couple of days. > > > >> Hi Mike, > >> You have not mentioned the best Rubidium available, the HP5065A. Last week >> two of them are sold on ebay. >> Second chose can be the Efratom FRK or M100, than all the others. > >> Luciano > > > > >> On Fri 11/03/16 12:02 , time...@metachaos.net wrote: > >>> Hi, >>> >>> In looking at eBay, I current see quite a few different types of rubidium >>> frequency standards. I have seen some of these mentioned here, but no real >>> comparisions. The question, is what are the pros and cons of these >>> specific >>> models? Which ones are best or most reliable? Which ones cannot be >>> disciplined >>> by a GPS? Is there some specific ones I should never buy or others that I >>> should stalk, waiting for one to show up? I know that some of these may be >>> from the same company, but are typically listed differently. Here are some >>> of >>> the ones that I currently see on eBay. Also, is it worth it to buy "lot of >>> 5" >>> of "for parts or not working"? What is the likelyhood that at least one >>> can be >>> made to work? Thanks. >>> >>> AT&T KS-23823 L2 Disciplined Rubidium Oscillator >>> Datum Efatom LPRO-101 >>> EDIC Systems YP-1079B portable Rubidium Standard Oscillator >>> Efatom FRS-A >>> Efatom FRS-C >>> Efatom M-100 >>> Efratom 2100-003 Rubidium Oscillator >>> FE-1995A >>> FE-5650A >>> FE-5680A >>> SRS TSD12 >>> SpectraTime SRO-100 GPS Synchronized Rubidium Frequency Standard >>> Symmetricom 23478272-004-0-Stratum-2-Rubidium Clock >>> Symmetricom Efatom SLCR=101 >>> Symmetricom SA.22c >>> Symmetricom X72 >>> >>> Mike >>> >>> _______________________________________________ >>> time-nuts mailing list -- time-nuts@febo.com >>> To unsubscribe, go to >>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts [1] >>> and follow the instructions there. >>> >>> >>> >>> Links: >>> ------ >>> [1] >>> http://webmail.timeok.it/parse.php?redirect=https://www.febo.com/cgi-bin/ma >>> ilman/listinfo/time-nuts >> Message sent via Atmail Open - http://atmail.org/ > > > > -- > Best regards, > Timenut mailto:time...@metachaos.net > > _______________________________________________ > 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. > > > > -- > If this email is spam, report it to > https://support.onlymyemail.com/view/report_spam/ODExMjI6MTg2MTY3NzU0OTpyb2JAbmMwYi5jb206ZGVsaXZlcmVk > _______________________________________________ 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.