Re: [time-nuts] GPS position averaging software?

2011-04-12 Thread Kevin Watson
John, Visual GPS (http://visualgps.net/) will do this for you. RTKLIB may also be of interest (http://gpspp.sakura.ne.jp/rtklib/). -Kevin - Original Message - From: John Ackermann N8UR j...@febo.com To: Discussion of precise time and frequency measurement time-nuts@febo.com Sent:

Re: [time-nuts] Datum Handbook of Time Code Formats

2011-03-12 Thread Kevin Watson
I've put a copy on my server: http://kevin.org/time-nuts/Handbook_of_Time_Code_Formats.zip -Kevin - Original Message - From: gandal...@aol.com To: time-nuts@febo.com Sent: Friday, March 11, 2011 6:38 PM Subject: [time-nuts] Datum Handbook of Time Code Formats I guess the title

Re: [time-nuts] Spacecraft Timekeeping

2011-03-09 Thread Kevin Watson
Timekeeping On 03/09/2011 06:08 AM, Kevin Watson wrote: Hi All. Thanks for responding. There are quite a few GPS receivers that will work outside of the usual commercial-grade GPS limitations, but I'm not too sure I need such a receiver. As my application is to just accuratly time-tag messages for a data

Re: [time-nuts] Spacecraft Timekeeping

2011-03-09 Thread Kevin Watson
Sent: Wednesday, March 09, 2011 6:15 AM Subject: Re: [time-nuts] Spacecraft Timekeeping On 3/8/11 11:05 PM, Magnus Danielson wrote: On 03/09/2011 06:08 AM, Kevin Watson wrote: Hi All. Thanks for responding. There are quite a few GPS receivers that will work outside of the usual commercial-grade

Re: [time-nuts] Spacecraft Timekeeping

2011-03-09 Thread Kevin Watson
...@rubidium.dyndns.org To: time-nuts@febo.com Sent: Wednesday, March 09, 2011 10:25 AM Subject: Re: [time-nuts] Spacecraft Timekeeping Kevin, On 03/09/2011 06:39 PM, Kevin Watson wrote: Magnus, Drop the receiver and antenna out of the equation and just provide a timing signal on launch pad... I need

[time-nuts] Spacecraft Timekeeping

2011-03-08 Thread Kevin Watson
you, or anyone else, have a recomendation for the GPSDO? Jackson Labs' (http://jackson-labs.com/) DROR seems like it might work, but I wonder if there might be better alternatives. -Kevin Watson - Original Message - From: jimlux jim...@earthlink.net To: time-nuts@febo.com Sent: Tuesday

Re: [time-nuts] Spacecraft Timekeeping

2011-03-08 Thread Kevin Watson
Hi All. Thanks for responding. There are quite a few GPS receivers that will work outside of the usual commercial-grade GPS limitations, but I'm not too sure I need such a receiver. As my application is to just accuratly time-tag messages for a data recorder, my thinking is to allow a