[問題] op-amp小問題
看板Electronics作者cubiciceberg (Le Petit Prince)時間16年前 (2009/08/04 00:03)推噓5(5推 0噓 12→)留言17則, 7人參與討論串1/2 (看更多)
不知為何腦筋打結...
想不出來一個小問題,
圖片中打問號的地方是怎麼來的呢?
http://img31.imageshack.us/img31/9448/whym.png

謝謝!
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