Whether or not check the supply voltage and rated voltageline can not be above or below 10% of rated voltage on the use of power.
检查电源电压是否与额定电压相符，不能在超过或低于额定电压10%的电源上使用。
2
Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltagepowerline channel.
为克服低压电力线信道的频率选择性和时变性，系统采用正交多载波方式传输信息。
3
The low-voltagepowerline channel properties are analyzed in this paper and a decision feedback channel estimation method is proposed on condition of slow time-variant of channel.