BPM (time service)

BPM is the call sign of the official short-wave time signal service of the People's Republic of China, operated by the Chinese Academy of Sciences, broadcasting from CAS's National Time Service Center in Pucheng County, Shaanxi at 34°56′55.96″N 109°32′34.93″E / 34.9488778°N 109.5430361°E / 34.9488778; 109.5430361, roughly 70 km northeast of Lintong, along with NTSC's long-wave time signal BPL on 100 kHz.

BPM is broadcast at 2.5, 5.0, 10.0, and 15.0 MHz, the same frequencies as WWV and WWVH, following the schedule listed below:

MHz UTC CST
2.5 7:30-1:00 15:30-9:00
5 0:00-24:00 0:00-24:00
10 0:00-24:00 0:00-24:00
15 1:00-9:00 9:00-17:00