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BPL (time service)

BPL is the call sign of the official long-wave time signal service of the People's Republic of China, operated by the Chinese Academy of Sciences, broadcasting on 100 kHz from CAS's National Time Service Center[1] in Pucheng County, Shaanxi at 34°56′54″N 109°32′34″E / 34.94833°N 109.54278°E / 34.94833; 109.54278,[2] roughly 70 km northeast of Lintong,[3] along with NTSC's short-wave time signal BPM on 2.5, 5.0, 10.0, and 15.0 MHz.

BPL broadcasts LORAN-C compatible format signal from 5:30 to 13:30 UTC,[4] using an 800 kW transmitter covering a radius up to 3,000 km.[5]

References

  1. ^ National Time Service Center
  2. ^ Time Signals (PDF), BIPM, p. 78, retrieved 2011-04-20
  3. ^ "Facilities - National Time Service Center (NTSC), Chinese Academy of Sciences".
  4. ^ "长波授时 (Longwave time signal)". National Time Service Center, Chinese Academy of Sciences. Archived from the original on 10 January 2013. Retrieved 16 March 2013.
  5. ^ "科研成果 (Research achievements)". National Time Service Center, Chinese Academy of Sciences. Retrieved 16 March 2013.



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