 BPM每天２４小时以２。５，５，１０，１５MHz四种载频交替发播标准时间频率信号，覆盖全国，授时精度为毫秒量级。协调时UTC和世界时UT1 的标准时号用１KHz标准音频调制载频产生，秒信号长度分别为１０ms(UTC)和１００(UT1)，整分信号均为３００ms 。
[发射机组大厅]
BPM broadcasts the standar time and frequency signals at 2.5 , 5 , 10 ,15 MHz alternatively 24 hours a day , which cover the whole country with the precision of 1 ms .Signals of UTC and UT1 are modulated by 1 KHz standard frequency.The lengths of the second signals are 10 ms (UTC) and 100 ms () , and the length of minute signal is 300 ms .BPM will disseminate the standard time code after a technical reconstruction. [BPM授时台] |
 [BPM天线群]
[短波接收认证卡]——2004年1月1日启用
什么是无线电信号收信确认卡(QSL卡）？
如何获得国家授时中心BPM短波时号认证卡？
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