•The time calibration signal the watch will attempt to pick up depends on its current Home City code setting as shown below.
Home City Code | Transmitter | Frequency | |
LON, PAR, BER, ATH, | Anthorn (England) | 60.0 kHz | |
LIS, MAD, ROM, STO, MOW* | Mainflingen (Germany) | 77.5 kHz | |
HKG, BJS | Shangqiu City (China) | 68.5 kHz | |
TPE, SEL, TYO | Fukushima (Japan) | 40.0 kHz | |
Fukuoka/Saga (Japan) | 60.0 kHz | ||
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HNL*, ANC*, LAX, DEN, | Fort Collins, Colorado |
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CHI, NYC, YVR, YEA, MEX, | 60.0 kHz | ||
(the United States) | |||
MIA, YTO, YHZ, YYT |
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*The areas covered by the HNL, ANC, and MOW city codes are quite far from the time calibration signal transmitters, and so certain conditions may cause problems with signal reception.
•Calibration signal reception is disabled while a countdown timer operation is in progress.