Re: [time-nuts] GPSDO Question

2007-09-03 Thread Tim Shoppa
); SAEximRunCond expanded to false Errors-To: [EMAIL PROTECTED] RETRY Tom Van Baak [EMAIL PROTECTED] wrote: Jerry It is amusing/distressing to see that the myth that using an FLL to lock an oscillator to the PPS output of a GPS receiver is a good approach still persists. The optimum

[time-nuts] Why 7 Day Week

2007-09-03 Thread Brooke Clarke
); SAEximRunCond expanded to false Errors-To: [EMAIL PROTECTED] RETRY Hi: While surfing I came across this: http://www.ac.wwu.edu/~stephan/Astronomy/7day.html -- Have Fun, Brooke Clarke http://www.PRC68.com http://www.precisionclock.com ___

[time-nuts] Another GPSDO project

2007-09-03 Thread Don Johnson
); SAEximRunCond expanded to false Errors-To: [EMAIL PROTECTED] RETRY Hi group, I an still somewhat in the middle of this project but what's left is mostly fine tuning and the cosmetics of getting it enclosed. I have been using a Trimble Thunderbolt for over a year now and, for the most part,

Re: [time-nuts] GPSDO Question

2007-09-03 Thread SAIDJACK
); SAEximRunCond expanded to false Errors-To: [EMAIL PROTECTED] RETRY In a message dated 9/2/2007 13:16:32 Pacific Daylight Time, [EMAIL PROTECTED] writes: But for many frequency (e.g., transmitters) or time interval applications (e.g., frequency counters with finite gate times), I'd like

Re: [time-nuts] PLL GPS locking shortcomings

2007-09-03 Thread Poul-Henning Kamp
); SAEximRunCond expanded to false Errors-To: [EMAIL PROTECTED] RETRY In message [EMAIL PROTECTED], Murra y Greenman writes: The limitation on most GPSDOs is as Bruce says, lack of DAC resolution. But for the timeconstants we are dealing with here, the DAC is 1000 times too fast, so

Re: [time-nuts] GPSDO Question

2007-09-03 Thread Magnus Danielson
From: Poul-Henning Kamp [EMAIL PROTECTED] Subject: Re: [time-nuts] GPSDO Question Date: Mon, 03 Sep 2007 20:06:03 + Message-ID: [EMAIL PROTECTED] In message [EMAIL PROTECTED], [EMAIL PROTECTED] writes: ); SAEximRunCond expanded to false This brings up another question: how good are true

[time-nuts] DeAnza Swap Meet, Aug. 8th

2007-09-03 Thread Bruce Lane
); SAEximRunCond expanded to false Errors-To: [EMAIL PROTECTED] RETRY Fellow techies, This is a heads-up that I will be selling at the DeAnza (ASVARO) electronics swap meet in Cupertino, CA (just a bit southwest of San Jose) this coming Saturday, August 8th. (possibly) Of