BJT電路疑問 - 考試

By Leila
at 2014-07-22T22:17
at 2014-07-22T22:17
Table of Contents
1. http://ppt.cc/FDVY
裡面有一個電容2uF,一個20uF,想問一下電容的大小會影響
開路或斷路嗎?還是不管電容值多少在做小訊號分析時都視為斷路
做直流 分析時都視為開路
2. http://ppt.cc/ygIQ
我這題電壓增益是照這公式算的 http://ppt.cc/ccJT 算出來跟詳解不同
不知哪邊錯了?
3. http://ppt.cc/rZfE
這題我用電流狂噴法解,算出來跟詳解不同,不知哪邊錯了?
謝謝
--
裡面有一個電容2uF,一個20uF,想問一下電容的大小會影響
開路或斷路嗎?還是不管電容值多少在做小訊號分析時都視為斷路
做直流 分析時都視為開路
2. http://ppt.cc/ygIQ
我這題電壓增益是照這公式算的 http://ppt.cc/ccJT 算出來跟詳解不同
不知哪邊錯了?
3. http://ppt.cc/rZfE
這題我用電流狂噴法解,算出來跟詳解不同,不知哪邊錯了?
謝謝
--
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考試
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