soszhang 发表于 2011-3-6 14:10 呢这个rc低通的计算方式是10k×220pf来计算吧,能只能滤除7M以下的干扰老?
Undo
Redo
Table
Removeformat
Autotypeset Left Center Right
FloatLeft FloatRight Orderedlist Unorderedlist
点击图片添加到帖子内容中
Archiver|手机版|小黑屋|52RD我爱研发网 ( 沪ICP备2022007804号-2 )
GMT+8, 2024-4-27 23:36 , Processed in 0.468238 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.5
© 2001-2023 Discuz! Team.