单选题测频量化误差曲线和测周量化误差曲线交点处的频率,称为()。A交点频率B临界频率C中心频率D中界频率
单选题
测频量化误差曲线和测周量化误差曲线交点处的频率,称为()。
A
交点频率
B
临界频率
C
中心频率
D
中界频率
参考解析
解析:
暂无解析
相关考题:
测一个f=200Hz的信号频率,采用测频法(T=1S)和测周法(Ts=0.1μS),由量化误差引起的测量误差的绝对值分别为()。A、0.005%,0.002%B、0.005%,0.2%C、0.5%,0.2%D、0.5%,0.002%
单选题测一个f=200Hz的信号频率,采用测频法(T=1S)和测周法(Ts=0.1μS),由量化误差引起的测量误差的绝对值分别为()。A0.005%,0.002%B0.005%,0.2%C0.5%,0.2%D0.5%,0.002%
判断题用计数器直接测周的误差主要有三项:即量化误差、触发误差以及标准频率误差。A对B错