Hi For open box pendulums, the air swishing around in the cave should be very effective at locking every single one of them up.
For something like a vacuum enclosed clock you would need lock modes that are a bit more crazy. Bob On Jan 12, 2010, at 5:53 PM, Magnus Danielson wrote: > Bill Hawkins wrote: >> I'm picturing 100,000 pendula in a cave, all gravity locked to >> their neighbors. (How small would they have to be to fit into >> the main cave at Carlsbad Caverns, New Mexico?) > > Gravity-lock? Wouldn't just the ordinary sound-waves be sufficient? > > With a pendulum there will be mechanical bending and torsion as it swings > here and there... here and there... far more likely than the gravity shift of > the swings. > > Regardless, even for well balanced, counter-swinging and whatever, putting > distance between two clocks will reduce both acoustical and gravity coupling > between them. Acoustical damping adapted to the pendulum rate would also > help, both as a transmitter and as a receiver, just as with any EMC case. > > Cheers, > Magnus > > _______________________________________________ > 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.
