To enhance the quality of manufacturing as responsibility, build national brand of measurement!
To enhance the quality of manufacturing as responsibility, build national brand of measurement!
数字滤波器设计中，低通滤波器是设计滤波器的基础，其它类型的滤波器可由低通滤波器进行频率转移得到。
一个低通滤波器的技术指标主要有四项：
1、通带截止频率fp或角频率ωp
2、通带最大衰减系数ap
3、阻带截止频率fs或角频率ωs
4、阻带最小衰减系数as
作者：AnyWay中国
湖南银河电气有限公司 www.vfe.cc
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China's leading enterprise in variable frequency power measurement and metering
National variable frequency power measuring instrument (metering station) founder
Research and development unit of national variable frequency power metering standard