A little of the thinking, and a bit of the history of the rb v cs is in "CESIUM AND RUBIDIUM FREQUENCY STANDARDS STATUS AND PERFORMANCE ON THE GPS PROGRAM"
http://www.stanson.ch/files/GPS/Vol%2027_14.pdf Ole > Den 12. apr. 2017 kl. 08.41 skrev Hal Murray <hmur...@megapathdsl.net>: > > > jim...@earthlink.net said: >> If there's nothing folks are aware of, I'll probably see if I can find some >> nice schematic pictures of a Cs Beam, a gas cell, and an Hg ion trap, and >> then a AVAR plot or something. > > I think the GPS satellites have 3 Cs and 2 Rbs. There might be an > interesting story about why they decided to split their eggs into two baskets. > > -- > These are my opinions. I hate spam. > > > > _______________________________________________ > 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. _______________________________________________ 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.
