首页 | 本学科首页   官方微博 | 高级检索  
     检索      

高精度工频频率电压变换器
引用本文:宋树贵,贾香鸾.高精度工频频率电压变换器[J].南开大学学报,1994(2):58-61.
作者姓名:宋树贵  贾香鸾
作者单位:南开大学电子科学系
摘    要:本文报导了一种高精度、低成本工频频率电压变换器(FVC)。它由倍频电路、基本FVC,低通滤波器和输出增益及调整级组成。其特点是电路简单,非线性误差小于0.05%,所测频率的分辨率为0.5%Hz。本文详细介绍了其工作原理、电路结构及实验结果。

关 键 词:FV变换器  频率计

A HIGH PERFORMANCE FREQUENCY TO VOLTAGE CONVERTER FOR WORK FREQUENCY
Song Shugui,Jia xiangluan,Qin Shicai.A HIGH PERFORMANCE FREQUENCY TO VOLTAGE CONVERTER FOR WORK FREQUENCY[J].Acta Scientiarum Naturalium University Nankaiensis,1994(2):58-61.
Authors:Song Shugui  Jia xiangluan  Qin Shicai
Abstract:This paper presents a low cost and high performance frequency to voltage converter for work frequency. It is composed of double frequency, basic freuency to voltagc converter, low-pass filter and adjusting gain output and characterized by its simply architecture,lower nonlinearity error. It offers a 0 to 5V output voltage change in response to a 45Hz to 55Hz input change. Now the circuit is used in power line monitoring.
Keywords:FV converter  FV meter
本文献已被 CNKI 维普 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号