Source: • NAME：
NICT Ōtakadoyayama LF station • Location：Summit of Mt. Otakadoya,
Tamura-City,
Fukushima-ken •
Elevation：about 790m •
Latitude：37°22'21.0"N •
Longitude：140°50'56.0"E •
License：
NICT • Station purpose：Transmitting the official Japanese government frequency standards and time signal •
Frequency form：250H A1B •
Frequency：40
kHz •
Antenna power：50
kW（Antenna efficiency: about 45%） • Antenna form：Umbrella type 250m high • Operation time：continuously • Operation start：1999/06/01 • Range：About 1,000 km • Transmission method : ==See also==