[理工] [電子] 波德圖
大家好，小弟有些問題想請教各位大大！
題目、答案在這→http://ppt.cc/e!q;
想問
1.振幅的圖形一開始就是呈斜線增加是因為40logW 的關係(應該是吧？)，但是
為什麼因為這一項而讓他一開始就呈斜線增加？
分子的10不是應該會分解成-20dB項，一開始不是應該是直線-20dB在跑嗎？
為什麼解答的是斜線在跑？
2.低3dB點是怎麼可以知道就是1000Hz？是因為在那之後振幅就不再增加了嗎？
謝謝各位的指教！
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