1716
JJY
NICT
Otakadoya 24 40kHz
Hagane
60kHz
WWVB National Institute of Stan-
dards and Technology
NIST
Fort Collins
MSF National Physical Labora-
tory
NPL Rugby
DCF77 Physikalisch-
Technische Bundesanstalt
PTB
Mainflingen
JJY
NICT
NICT
http://jjy.nict.go.jp
