Re: [time-nuts] Trimble T-Bolt Order

2008-11-03 Thread ernieperes
Hi Dick, So far not yet received but the unit usually goes thru the custom office long process... Rgds Ernie. -Original Message- From: Richard W. Solomon <[EMAIL PROTECTED]> To: time-nuts@febo.com Sent: Tue, 4 Nov 2008 3:55 am Subject: [time-nuts] Trimble T-Bolt Order Have folks rec

Re: [time-nuts] Trimble T-Bolt Order

2008-11-03 Thread Mike Naruta AA8K
Got mine a couple of days ago. Thanks TAPR! I finally have a standard besides WWV. Mike - AA8K Richard W. Solomon wrote: > Have folks received their T-Bolts from the last batch via TAPR ? > > A friend ordered one the first day, got his confirmation and is still > waiting. > > Thanks, Dick,

[time-nuts] Trimble T-Bolt Order

2008-11-03 Thread Richard W. Solomon
Have folks received their T-Bolts from the last batch via TAPR ? A friend ordered one the first day, got his confirmation and is still waiting. Thanks, Dick, W1KSZ ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.

Re: [time-nuts] Jackson Labs Fury & Isotemp OCXO134-10

2008-11-03 Thread Hal Murray
> BTW, it would appear as though my HP 53131A counter reads 220 mHz low > with a 2 second gate time. There appears to be no appreciable drift; > it always reads 220 mHz low. I'm sure there is a name for that > measurement, I hope to learn it soon. Congratulations. You just measured the freque

Re: [time-nuts] Jackson Labs Fury & Isotemp OCXO134-10

2008-11-03 Thread Matt Osborn
On Sun, 02 Nov 2008 01:28:34 -0500, Matt Osborn <[EMAIL PROTECTED]> wrote: Hi all, Thanks for all the help and ideas with the IsoTemp/Fury combination. I followed Hal Murray's advice fired up the combination yesterday (its been running for about 24 hours now) and everything is working as advertis

Re: [time-nuts] Rb lamp lifetime...

2008-11-03 Thread bbobb mokai
ge lamp operation: > >> the ring mode and the red mode. Consistent with previous research, > >> we find that the ring mode is best for optical pumping, and that the > >> clock-signal amplitude degrades significantly when the lamp operates > >> in the red mode. Exam

Re: [time-nuts] Rb lamp lifetime...

2008-11-03 Thread bbobb mokai
Hello Roy Thanks,I am Bob also the fluke.l on ebay.Most of the gentlemans at here seem have known me. As the Time-nuts member .if any member buy any stuff on my ebay store. if you Directly use the Paypal not from ebay,i will offer 5 % discount . and if my goods have any problem and No Function

Re: [time-nuts] Do any regulations or laws require tim e to be accurate within 'x' seconds?

2008-11-03 Thread Alan Melia
- Original Message - From: "Gretchen Baxter" <[EMAIL PROTECTED]> To: "Discussion of precise time and frequency measurement" Sent: Monday, November 03, 2008 5:03 PM Subject: [time-nuts] Do any regulations or laws require time to be accurate within 'x' seconds? > Greetings, > > There are

[time-nuts] Do any regulations or laws require t ime to be accurate within ‘x’ seconds?

2008-11-03 Thread Gretchen Baxter
Greetings, There are a lot of regulations that mandate synchronized time. But do any of these regulations or laws require time to be accurate within 'x' seconds? Such as, 'time much be synchronized within 5 seconds of GPS time. Thanx, Gretchen ___ ti

Re: [time-nuts] HP1600A manual

2008-11-03 Thread Jeroen Bastemeijer
Hi Dave, Thank you! Usually there is a section in the manual to do a quick performance test. If it would be possible to scan this part, that would help a lot! Thank you, looking forward to your next message. Best regards, Jeroen Dave Brown wrote: I have a mint 1600A plus manual (s?) here so

Re: [time-nuts] What's the time Mr Wolf...

2008-11-03 Thread Tom Van Baak
> btw... I once heard a story that early GPS SVs could turn off the > relativistic compensation. There was also a switch to reverse the > sign... ;-) I don't remember hearing there was a sign reversal switch, but all the other details on the first pre-GPS SV are here: http://www.leapsecond.com/hi

Re: [time-nuts] Rb lamp lifetime...

2008-11-03 Thread Roy Phillips
David I would suggest that you email Bob Mokia ,(China) ,directly at [EMAIL PROTECTED] requesting his "best" price. I obtained my TBolt from this source. It was a 2004 issue, and in excellent condition. It has been performing superbly for the past three weeks, and in my case it had replaced m

Re: [time-nuts] What's the time Mr Wolf...

2008-11-03 Thread Björn Gabrielsson
On Mon, 2008-11-03 at 00:21 -0800, Hal Murray wrote: > > So everything is derived from this oscillator, which is actually > > 10.2299543 MHz. This -4.57 mHz corrects for relativistic > effects. > > Neat. Thanks. > > I got curious. How does that compare to the Doppler shifts? > > google fo

Re: [time-nuts] Isotemp 134-10 & Fury

2008-11-03 Thread Richard Moore
The Isotemp 134-10 *may* have a screw in the side of the case that gives access to a trimmer for the frequency. You can set your Fury to an EFC output of 2.5V and try adjusting the trimmer for 10MHz or as close as you can get it. This will optimize your control range from the Fury, with the

Re: [time-nuts] Testing frequency using NTP

2008-11-03 Thread Poul-Henning Kamp
In message <[EMAIL PROTECTED]>, "David M. Witten II" writes: >Can I still expect to see similar performance using more recent versions >of FreeBSD than you originally used? Yes, the timestamping is done in hardware, so it does not depend on the OS version. >Will a usable build of FreeBSD 7.x ru

Re: [time-nuts] What's the time Mr Wolf...

2008-11-03 Thread Hal Murray
> So everything is derived from this oscillator, which is actually > 10.2299543 MHz. This -4.57 mHz corrects for relativistic effects. Neat. Thanks. I got curious. How does that compare to the Doppler shifts? google found this nice description of GPS : http://www.go.ednet.ns.ca/~larry/