摘要
频率计是一种专门测量信号频率的电子测量仪器。在生产、教学等领域具有实用意义。使用74HC192、74HC373等芯片进行数字频率计设计。该设计精度较高、成本较低、功耗低,续航能力强,具有较好的性价比。
Digital frequency meter is an electronic instrument to measure signal frequency,which is widely used in the field of production,education,etc.This paper uses 74 HC192,74 HC373 and other chips to design the digital frequency meter.The design has the advantages of high precision,low cost,low power consumption,strong battery life and good cost performance.
出处
《工业控制计算机》
2021年第6期142-143,共2页
Industrial Control Computer
关键词
频率计
数字电子技术
仪器设计
frequency meter
digital electronic technology
instrument design