● Radio signal reception range : the United States of America (WWVB)
The reception range from the transmitting station is approximately 3,000 km (3,000 km
radius of the transmitting station). There are four time zones within the reception range.
● Radio signal reception range : Germany (DCF77)
The reception range from the transmitting station is approximately 1,500km (1,500km radius
of the transmitting station)
There are three time zones within the reception range.
3,000km
Fort Collins transmitting
station
Frequency (60 kHz)
WWVB is operated by NIST.
Fort Collins transmitting station
Frequency: 60 KHz
* NIST: National Institute of Stand-
ards and Technology
14
8B92_E_1_37.indd 14-15
Mainflingen transmitting
station (77.5 kHz)
1,500km
DCF77 is operated by PTB.
Southeastern Frankfurt
Mainflingen transmitting station : 77.5 kHz
* PTB: Physikalisch-Technische Bundes-anstalt
● Radio signal reception range : the People's Republic of China (BPC)
The reception range from the transmitting station is approximately 1,500 km (1,500 km
radius of the transmitting station).
● Radio signal reception range : Japan (JJY)
The reception range from each transmitting station is approximately 1,000 km (1,000 km
radius of each station).
1,500km
Shangqiu National
Time Service Center
Hagane-yama
(68.5 kHz)
transmitting station
(60 kHz)
BPC is operated by NTSC.
J J Y i s o p e r a t e d by t h e N a t io n a l I n s t i t u t e o f
Information and Communications Technology (NICT).
S h a n g q i u N a t i o n a l T i m e
JJY is transmitted from two stations in Japan. Each
Service Center
station transmits JJY in a different frequency.
Frequency: 68.5kHz
Fukushima (Ohtakadoya-yama transmitting station:
* NTSC: National Time Service
40 KHz)
Center
Kyushu (Hagane-yama transmitting station: 60 KHz)
* NICT: National Institute of Information and
Ohtakadoya-yama
transmitting station
(40 kHz)
1,000km
1,000km
Communications Technology
2016/05/06 13:55
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