Jim, Jim Palfreyman skrev: > Excellent. > > I shall get the observatory to move their hydrogen masers onto a board on > drink cans immediately.
If you detune the Q value of them you can make it work. :) Cheers, Magnus - do notice the smiley, it's there for a reason > Jim > > 2009/3/10 Max Robinson <[email protected]> > >> Hal Murray wrote. >> >> Sounds like good science fair bait. Are there similar demos? Can you get >> two tuning forks to beat if held next to each other but get in sync if >> their >> bases are touching? (or something like that) >> >> Yes. That's a standard sophomore physics demonstration. >> >> 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: "Hal Murray" <[email protected]> >> To: "Discussion of precise time and frequency measurement" >> <[email protected]> >> Sent: Monday, March 09, 2009 2:27 AM >> Subject: Re: [time-nuts] GPS disciplined mechanical clocks >> >> >>>> Allied to this discussion is the Loomis effect, discovered by the >>>> American millionaire who had three Shortt clocks running in his >>>> basement. They synchronised unless aligned at 120 degrees to each >>>> other. I wonder weather they were shaking the bedrock, or maybe the >>>> gravitational attraction between the 10 kg pendulums may have >>>> synchronised them. (See "Tuxedo Park" by Jennet Conant) He qualified >>>> as the first time nut. >>> It's on page 67-68. >>> >>> When I told that story to a friend today, he gave me one back. >>> >>> If you take 3 old fashioned mechanical metronomes and put them on a board >>> that is on a couple of soft drink cans for rollers, they will get in >> sync. >>> It may take an hour... >>> >>> Sounds like good science fair bait. Are there similar demos? Can you >> get >>> two tuning forks to beat if held next to each other but get in sync if >>> their >>> bases are touching? (or something like that) >>> >>> >>> -- >>> These are my opinions, not necessarily my employer's. I hate spam. >>> >>> >>> >>> >>> _______________________________________________ >>> 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.
