Interesting, you have a data sheet and a picture of this wonder ? 73 de N1UL
Sent from my iPhone > On Feb 24, 2018, at 5:14 PM, <[email protected]> <[email protected]> wrote: > > First, full disclosure, I have no vested or financial interest in the > 5065A he is selling. > > Now the 2816A prefix is the last series built so the most modern. > The last one I remember on eBay went for OVER $4000.00 > > Comparing a 5065A to a Cesium (except maybe a working 5071A for the same > price)\is worse than Apples and Oranges. > > Ask Bert who got rid of his 5065A years ago because he had a Cesium, he > regrets that now and just got a new one! > > A 5065A buyer is looking for the best short term stability he can find > (nominal 1.5X10-13th at 100 Sec) > Keeping on frequency is easy via GPS comparisons. > > A Cesium buyer want NIST traceable accuracy "out of the box" and never > (practically) having to adjust the frequency. The Cesium will be worse > when compared to the 5065A at shorter Tau even if it has a high > performance tube. > > Another thing to consider when buying a Cesium is what is the condition > of the tube. The tube will die, just don't know when. (probably at the > most inconvenient time!), and lets not ask what a replacement tube costs! > > There is no perceptible wear mechanisms in play for the 5065A (I have > seen exactly one failed lamp in many years of working on them) Many of > the first 1968 series built will still perform to specs today. > > So, > > Just saying! > > Cheers, > > Corby > > _______________________________________________ > 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.
