Hi Brooke: Thanks for the really good information. I have a lot to thing about! Ron
-----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Brooke Clarke Sent: Tuesday, August 14, 2012 1:50 PM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] Early WWV Oscillator Hi Ron: Rick Karlquist knows about the HP E1938 Ovenized Crystal Oscillator that makes use of isothermal design to achieve precision temperature control. http://www.prc68.com/I/HPE1938.shtml Have Fun, Brooke Clarke http://www.PRC68.com http://www.end2partygovernment.com/2012Issues.html Ron Ward wrote: > HI Robert: > WOW! Thanks. > I need to build a double oven for my thunderbolt and set it to about 50 > Degrees C. > > I am really just trying to reduce the 24 hour temperature range. > > I am looking at an application note from National Semiconductor, AN 266, > for a precision oven. It claims .001 degree C! > > The internal oven for the Trimble Oscillator is most likely not as good > as the one featured in the application note. > > Any ideas? > > Thanks again, > Ron > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Robert Atkinson > Sent: Tuesday, August 14, 2012 1:21 PM > To: Time Nuts > Subject: [time-nuts] Early WWV Oscillator > > Came across this when browsing > > \http://nistdigitalarchives.contentdm.oclc.org/cdm/singleitem/collection > /p16009coll3/id/34 > > Robert G8RPI. > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
