Operating Status of Japan Standard Time and Standard Radio Signals
News and Announcements
Service Announcements
Archive
Current status of JJY Standard Radio Time and Frequency Signals
Current transmission status
JJY Standard Radio Time and Frequency Signals
40kHz: Ohtakadoya-yama Station
(Fukushima prefecture)
60kHz: Hagane-yama Station (Fukuoka / Saga prefecture)
Public NTP Server
March 14, 2025
March 12, 2025
February 26, 2025
Public NTP Server status information
Archive
Hikari Telephone JJY
February 1, 2019
Full-scale operation of "Hikari Telephone JJY" system has begun
Hikari Telphone JJY status information
Archive
Telephone JJY
Telephone JJY status information
Archive
Contact
: horonet |
|
| Phone | : 042-327-6985 |
Electromagnetic Standards Research Center
Space-Time Standards Laboratory
Japan Standard Time Group
Access - Directions to NICT's Koganei Headquarters