[互助]AC仿真  测噪声  噪声带宽不知该如何设置

                    bandwidth  该如何设置啊？？？我取不同的值 对我最终测的噪声影响很大。     我AC扫描频率为  1hz  到  10MHz    我做的锁相环 q3!bky\  
[img]data:image/png;base64,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 .. JH9J5%sp  
Dz/ "M=  

未注册仅能浏览部分内容，查看全部内容及附件请先 登录 或 注册

看不见图。