Re: [time-nuts] Possible replacement for FE5680A

2012-03-12 Thread Azelio Boriani
This is very interesting: I think you have a precision local clock source to accept a slowly varying input frequency and "clean" it for the transmission so that it is the clock source that ultimately dominates the output stability. On Mon, Mar 12, 2012 at 2:24 PM, Jim Lux wrote: > On 3/12/12 2:2

Re: [time-nuts] Possible replacement for FE5680A

2012-03-12 Thread Jim Lux
On 3/12/12 2:20 AM, Azelio Boriani wrote: Yes, build three and compare them but your comparator has to have a very low noise floor. I think that in addition to building new higher precision clocks you need to build new lower noise TI counters. This is part of the thrill (or frustration) of wor

Re: [time-nuts] Possible replacement for FE5680A

2012-03-12 Thread Azelio Boriani
Yes, build three and compare them but your comparator has to have a very low noise floor. I think that in addition to building new higher precision clocks you need to build new lower noise TI counters. On Sun, Mar 11, 2012 at 1:10 AM, Jim Lux wrote: > On 3/10/12 2:42 PM, Azelio Boriani wrote: >

Re: [time-nuts] Possible replacement for FE5680A

2012-03-10 Thread Jim Lux
On 3/10/12 2:42 PM, Azelio Boriani wrote: Amazing, 10 at -19... will it ever be measurable? build three and compare them? ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts

Re: [time-nuts] Possible replacement for FE5680A

2012-03-10 Thread Bob Camp
Hi Measuring it will be a lot cheaper than building a pair of them to feed the comparison... Bob On Mar 10, 2012, at 5:42 PM, Azelio Boriani wrote: > Amazing, 10 at -19... will it ever be measurable? > > On Sat, Mar 10, 2012 at 10:02 PM, Attila Kinali wrote: > >> On Fri, 9 Mar 2012 15:29

Re: [time-nuts] Possible replacement for FE5680A

2012-03-10 Thread Azelio Boriani
Amazing, 10 at -19... will it ever be measurable? On Sat, Mar 10, 2012 at 10:02 PM, Attila Kinali wrote: > On Fri, 9 Mar 2012 15:29:39 +0800 > Roger Costello wrote: > > > I noticed this which could potentially be a very good thing. > > > > > https://newsroom.unsw.edu.au/news/science/nuclear-clo

Re: [time-nuts] Possible replacement for FE5680A

2012-03-10 Thread Attila Kinali
On Fri, 9 Mar 2012 15:29:39 +0800 Roger Costello wrote: > I noticed this which could potentially be a very good thing. > > https://newsroom.unsw.edu.au/news/science/nuclear-clock-may-keep-time-universe The paper they refere to can be found at [1] (and other related stuff can be found on their h

Re: [time-nuts] Possible replacement for FE5680A

2012-03-09 Thread Bob Camp
time-nuts@febo.com Subject: Re: [time-nuts] Possible replacement for FE5680A Le 09/03/2012 08:29, Roger Costello a écrit : > I noticed this which could potentially be a very good thing. > > https://newsroom.unsw.edu.au/news/science/nuclear-clock-may-keep-time-univer se Interesting. Thanks

Re: [time-nuts] Possible replacement for FE5680A

2012-03-09 Thread mike cook
Le 09/03/2012 08:29, Roger Costello a écrit : I noticed this which could potentially be a very good thing. https://newsroom.unsw.edu.au/news/science/nuclear-clock-may-keep-time-universe Interesting. Thanks for the ref. I am afraid it will be a while before the price drops to $40 shipping inclu

[time-nuts] Possible replacement for FE5680A

2012-03-08 Thread Roger Costello
I noticed this which could potentially be a very good thing. https://newsroom.unsw.edu.au/news/science/nuclear-clock-may-keep-time-universe Apologies for the long period watching on the sidelines but I have been learning a lot. Regards, Roger ___