IC擴流電路圖_音量補償器電路圖_通用FET 輸入運算放大器

IC擴流電路圖_音量補償器電路圖_通用FET 輸入運算放大器電路圖

最簡單的cmoy口袋型~~
r4/r3=10
r2=100k
c1可以取1uf左右的cbb
附件:

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