[time-nuts] MIT 2 inch cesium fountain, optically pumped

Jason Rabel jason at extremeoverclocking.com
Thu Nov 20 10:58:01 EST 2014

Actually, I just looked at Hoptroff's website and guess what? Merry


> Some time ago Hoptroff  produced a Cs pocket watch 
> using the Symmetricom SA45s - now how long for a wrist watch !!

More information about the time-nuts mailing list