在5315B频率计数器有一个100MHz的频率范围，也有比例，总计测量能力。
The 5315B Frequency Counter has a 100MHz frequency range and also has ratio and totalize measurement capabilities.
复用开关的一个简单例子就是将单台设备的输出连接到2台仪器，例如一台伏特表和一台频率计数器。
One example of a multiple closure would be to route a single device output to two instruments, such as a voltmeter and a frequency counter.
频率计由时间闸门电路和计数器组成。
本文介绍了一种同步测周期计数器的设计，并基于该计数器设计了一个高精度的数字频率计。
The design of a counter measuring synchronous period is introduced in this paper. And based on it, a high precision digital cymometer is designed.
本文介绍了一种同步测周期计数器的设计，并基于该计数器设计了一个高精度的数字频率计。
The design of a counter measuring synchronous period is introduced in this paper. And based on it, a high precision digital cymometer is designed.
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