129
Standard time radio waves transmitted from the
two standard time radio wave transmitter stations
in Japan are managed and operated by the National
Institute of Information and Communications
Technology based on a cesium atomic clock
reported to have timekeeping error of only
1 second every 100,000 years.
Rough receivable range
Radius of about900Km
Summary of Contents for E610
Page 1: ...取扱説明書 ...
Page 106: ...209 ...