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Re: TCXO (shopping for replacement)

From Gerhard Hoffmann <ghf@hoffmann-hochfrequenz.de>
Newsgroups sci.electronics.design
Subject Re: TCXO (shopping for replacement)
Date 2017-09-14 21:59 +0200
Message-ID <f205ddF5psiU1@mid.individual.net> (permalink)
References (7 earlier) <XnsA7EFBCDB1EAD9idtokenpost@69.16.179.23> <pbfjrch4urgoahb1kpihgr11qad4c25ksk@4ax.com> <XnsA7F01B2E64B2Didtokenpost@69.16.179.23> <hb6lrcdnhe2o6tilfdf6op4au21caoo07i@4ax.com> <c0078f8b-f93c-41e8-93f2-8f706dbeb970@googlegroups.com>

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Am 14.09.2017 um 17:31 schrieb John Miles, KE5FX:
> On Thursday, September 14, 2017 at 8:11:07 AM UTC-7, John Larkin wrote:
>> The jitter equivalent noise floor of the flop is certainly a lot
>> better than the graph suggests; the delay-sweep stuff is likely worse
>> than the flop. We were hoping to get below 1 ps noise measurement
>> floor, and it looks like we're at least 10x better than that. The flop
>> costs something like $7, as compared to $50K of oscilloscope that we
>> might have needed.
>>
> 
> I'm still not quite clear on how you're using this to measure jitter.
> Is there a block diagram anywhere?  It's an interesting topic because
> high-speed ADCs work well at HF but aren't directly helpful for 1-pps
> edges that people also tend to want to measure.  I'd like to be able to
> do both with one box.
> 
> Right now the state of the art for edge timing is a hybrid approach
> where ADC-based phase detection is used to measure ringdown cycles
> of a crystal or SAW resonator.  Someone patented this scheme a few
> years ago, but not for the LC case if I remember correctly.

Probably this here:

< http://iopscience.iop.org/article/10.1088/0026-1394/47/5/L01/pdf >
< http://iopscience.iop.org/article/10.1088/0026-1394/47/5/L01 >

> -- john, KE5FX

Gerhard, DK4XP

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TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-11 07:00 -0700
  Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-11 07:39 -0700
    Re: TCXO (shopping for replacement) makolber@yahoo.com - 2017-09-11 07:51 -0700
      Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-11 07:53 -0700
        Re: TCXO (shopping for replacement) Jeff Liebermann <jeffl@cruzio.com> - 2017-09-11 08:42 -0700
          Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-11 09:47 -0700
            Re: TCXO (shopping for replacement) Jeff Liebermann <jeffl@cruzio.com> - 2017-09-11 11:51 -0700
              Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-11 18:25 -0700
                Re: TCXO (shopping for replacement) Jeff Liebermann <jeffl@cruzio.com> - 2017-09-11 19:29 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-12 10:31 -0700
                Re: TCXO (shopping for replacement) Jeff Liebermann <jeffl@cruzio.com> - 2017-09-13 08:59 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-13 09:43 -0700
                Re: TCXO (shopping for replacement) Clifford Heath <no.spam@please.net> - 2017-09-14 14:05 +1000
                Re: TCXO (shopping for replacement) krw@notreal.com - 2017-09-12 22:33 -0400
  Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-11 08:42 -0700
    Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-11 17:57 -0700
      Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highland_snip_technology.com> - 2017-09-11 18:11 -0700
        Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-12 10:56 -0700
          Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highland_snip_technology.com> - 2017-09-12 11:29 -0700
            Re: TCXO (shopping for replacement) Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2017-09-12 15:37 -0400
              Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-12 19:50 -0700
            Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-12 20:41 -0700
              Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-13 04:47 +0000
                Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-12 22:30 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-13 06:11 +0000
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-13 07:55 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-13 08:33 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-13 08:32 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-13 08:38 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-13 08:52 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-13 09:36 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highland_snip_technology.com> - 2017-09-13 10:40 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-13 16:43 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-13 20:20 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-13 22:33 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highland_snip_technology.com> - 2017-09-13 16:46 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-14 06:40 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-14 08:10 -0700
                Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-14 08:31 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-14 09:55 -0700
                Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-14 20:55 -0700
                Re: TCXO (shopping for replacement) piglet <erichpwagner@hotmail.com> - 2017-09-15 10:13 +0100
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-15 07:25 -0700
                Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-15 11:41 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-15 19:04 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-16 03:31 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-16 09:41 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-16 17:13 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-16 11:35 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-16 18:51 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-16 16:20 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-17 02:53 +0000
                Re: TCXO (shopping for replacement) Anthony Stewart <tony.sunnysky@gmail.com> - 2017-09-16 22:46 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-17 09:15 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-17 19:23 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-17 13:36 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-17 20:57 +0000
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-17 14:16 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-17 21:20 +0000
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-18 02:03 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-17 14:23 -0700
                Re: TCXO (shopping for replacement) Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-09-17 14:29 -0700
                Re: TCXO (shopping for replacement) Cursitor Doom <curd@notformail.com> - 2017-09-17 22:53 +0000
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-17 03:43 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-17 09:13 -0700
                Re: TCXO (shopping for replacement) Cursitor Doom <curd@notformail.com> - 2017-09-17 18:30 +0000
                Re: TCXO (shopping for replacement) Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-09-17 13:06 -0700
                Re: TCXO (shopping for replacement) krw@notreal.com - 2017-09-17 17:25 -0400
                Re: TCXO (shopping for replacement) Lasse Langwadt Christensen <langwadt@fonz.dk> - 2017-09-17 14:35 -0700
                Re: TCXO (shopping for replacement) Clifford Heath <no.spam@please.net> - 2017-09-18 15:37 +1000
                Re: TCXO (shopping for replacement) krw@notreal.com - 2017-09-18 21:00 -0400
                Re: TCXO (shopping for replacement) Jeroen Belleman <jeroen@nospam.please> - 2017-09-19 09:35 +0200
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 07:58 +0000
                Re: TCXO (shopping for replacement) Jeroen Belleman <jeroen@nospam.please> - 2017-09-19 10:57 +0200
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 13:15 +0000
                Re: TCXO (shopping for replacement) Jeroen Belleman <jeroen@nospam.please> - 2017-09-19 16:53 +0200
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 15:10 +0000
                Re: TCXO (shopping for replacement) bill.sloman@ieee.org - 2017-09-19 16:53 -0700
                Re: TCXO (shopping for replacement) makolber@yahoo.com - 2017-09-19 07:40 -0700
                Re: TCXO (shopping for replacement) Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2017-09-20 06:18 -0400
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-19 08:24 -0700
                Re: TCXO (shopping for replacement) Gerhard Hoffmann <ghf@hoffmann-hochfrequenz.de> - 2017-09-14 21:59 +0200
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-15 07:38 -0700
                Re: TCXO (shopping for replacement) bill.sloman@ieee.org - 2017-09-17 23:39 -0700
                Re: TCXO (shopping for replacement) Gerhard Hoffmann <gerhard@hoffmann-hochfrequenz.de> - 2017-09-18 11:51 +0200
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-18 11:08 +0000
                Re: TCXO (shopping for replacement) makolber@yahoo.com - 2017-09-18 08:50 -0700
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 09:53 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-18 21:30 +0000
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 15:14 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-18 22:24 +0000
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 15:30 -0700
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 15:36 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highland_snip_technology.com> - 2017-09-18 15:50 -0700
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 17:39 -0700
                Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-18 18:09 -0700
                Re: TCXO (shopping for replacement) "John Miles, KE5FX" <jmiles@gmail.com> - 2017-09-18 18:16 -0700
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 18:44 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 05:13 +0000
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 05:42 +0000
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-19 05:36 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 13:33 +0000
                Re: TCXO (shopping for replacement) makolber@yahoo.com - 2017-09-19 07:37 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-19 07:26 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 14:55 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highland_snip_technology.com> - 2017-09-18 15:40 -0700
                Re: TCXO (shopping for replacement) pcdhobbs@gmail.com - 2017-09-18 17:58 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-18 21:15 -0700
                Re: TCXO (shopping for replacement) Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2017-09-19 13:31 -0400
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-19 19:43 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-19 20:55 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-19 19:45 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-20 07:22 +0000
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-20 07:29 -0700
                Re: TCXO (shopping for replacement) bill.sloman@ieee.org - 2017-09-20 07:44 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-20 17:37 +0000
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-20 11:35 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-20 19:37 -0700
                Re: TCXO (shopping for replacement) Steve Wilson <no@spam.com> - 2017-09-21 06:38 +0000
                Re: TCXO (shopping for replacement) bill.sloman@ieee.org - 2017-09-20 23:46 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-21 18:53 -0700
                Re: TCXO (shopping for replacement) John Larkin <jjlarkin@highlandtechnology.com> - 2017-09-21 20:20 -0700
                Re: TCXO (shopping for replacement) George Herold <gherold@teachspin.com> - 2017-09-22 05:41 -0700

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