Hydrogen maser in radio astronomy to sync worldwide systems: http://flip.it/rmbdRQ (Lifted from the Albany, NY astronomy group). -- Gary Woods O- K2AHC Public keys at home.earthlink.net/~garygarlic, or get 0x1D64A93D via keyserver fingerprint = E2 6F 50 93 7B C7 F3 CA 1F 8B 3C C0 B0 28 68 0B