Otakadoyayama Transmitter

Otakadoyayama Transmitter (おおたかどや山標準電波送信所, otakadoyayama-hyoujyundenpa-soushinjyo) is an LF-time signal transmitter at Tamura-City, Fukushima-ken, Japan used for transmitting the time signal JJY on 40 kHz. The Otakadoyama site is one of two JJY transmitters, another is the Haganeyama site.

Antenna of Otakadoyayama Transmitter

Summy[1][2]

  • NAME:NICT Otakadoyayama 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
  • LicenseNICT
  • Station purpose:Transmitting the official Japanese government frequency standards and time signal
  • Frequency form:250H A1B
  • Frequency:40kHz
  • Antenna power:50kW(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

Reference

  1. "License Information of Transmitter Station" (in Japanese). MIC. Retrieved 2020-06-28.
  2. "おおたかどや山標準電波送信所" (in Japanese). NICT. Retrieved 2020-06-28.

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