JJY

• What's New
• Japan Standard Time
• Transmission Information
• What we do
• JJY
  • The Method of Emitting JJY Signal
  • Field Strength Value
  • JJY signal
• Time Dissemination Service
• FAQs and Data

JJY

• The Method of Emitting Standard Time and Frequency Signal
• Expected Field Strength Value of LF Standard Time and Frequency Signal
  
• JJY signal
• Information about Reception Report(PDF)
• Past QSL Cards collection (Japanese version)

  Ohtakadoya-yama LF station (40 kHz)
  Hagane-yama LF station (60 kHz)

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