That's not good news. I guess I'll have to get one of those atomic watches. I think they receive their time reference from the GPS rather than WWVB.
Regards. Max. K 4 O D S. Email: [EMAIL PROTECTED] Transistor site http://www.funwithtransistors.net Vacuum tube site: http://www.funwithtubes.net Music site: http://www.maxsmusicplace.com To subscribe to the fun with tubes group send an email to, [EMAIL PROTECTED] ----- Original Message ----- From: "Chuck Harris" <[EMAIL PROTECTED]> To: "Discussion of precise time and frequency measurement" <time-nuts@febo.com> Sent: Saturday, December 01, 2007 8:44 AM Subject: Re: [time-nuts] Chronometer contest sponsored by IEEE Spectrum > Hi Max, > > I haven't seen a quartz watch with a trimmer capacitor > in something like 20 years. > > What they do now days is use a microprocessor with flash ram, and > the timing machine reprograms the microprocessor's second counter > to trip at the right time. > > -Chuck Harris (amateur watchmaker) > > Max Robinson wrote: >> In my experience watches come from the factory adjusted to gain about 5 >> seconds a month. The ones I have owned over the years seemed to be >> fairly >> stable in that. I have always wished there was a way for someone who is >> not >> a watch maker to open up such a watch and turn the trimmer capacitor, >> there >> has to be one, to set it right on. Then it would be much easier to tell >> how >> the crystal is aging. >> >> Regards. > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > > > > -- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.5.503 / Virus Database: 269.16.12/1163 - Release Date: > 12/1/2007 12:05 PM > > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.