BPC (time signal)
Encyclopedia
BPC is the callsign of a time signal
Time signal
A time signal is a visible, audible, mechanical, or electronic signal used as a reference to determine the time of day.-Audible and visible time signals:...

 transmitter in China. It was inaugaurated on April 25, 2002 and transmits a time signal on 68.5 kHz, which can be used for steering radio controlled clocks. As opposed to to other time signal transmitters therefore, a special license is required. The TX-site is situated near Shangqiu
Shangqiu
Shangqiu is a city in eastern Henan province, Central China. It borders Kaifeng to the northwest, Zhoukou to the southwest, and the provinces of Shandong and Anhui to the northeast and southeast respectively. An ancient city with a rich history, Shangqiu was also the first capital of the Shang...

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