这是一个lm2902做的二阶低通滤波器，但是无论怎么调试C1的值，该电路的波特图都保持不变，请问一下C1的作用到底有多大啊？改结构与MFB和sallen-key有明显的区别，这是个什么样的结构？
↧
Channel:
放大器论坛 - 最近的话题
X
Are you the publisher?
Claim or
contact us
about this channel.
X
0
Channel Details:
- Title: 放大器论坛 - 最近的话题
- Channel Number: 62155573
- Language: Chinese
- Registered On: March 23, 2016, 12:00 am
- Number of Articles: 3845
- Latest Snapshot: May 10, 2022, 11:23 am
- RSS URL: http://www.deyisupport.com/question_answer/analog/amplifiers/f/52/rss.aspx?mode=0
- Publisher: https://e2echina.ti.com/support/amplifiers/f/amplifiers-forum
- Description:
- Catalog: //undercoater66.rssing.com/catalog.php?indx=62155573
© 2025 //www.rssing.com