問題詳情
一、如圖一所示電路為由一 CS（共源）放大器串接一 CG（共閘）放大器所構成的疊接（Cascode）放大器，其偏壓電路略去未繪。設各電晶體具相同特性，其 gm = 1 mA/V，ro→∞；又 Rsig = 10 kΩ，RD= 20 kΩ。 
⑴求 此 放 大 器 之 A V1 ≡ v 01 /v sig ， A V2 ≡ v o /v 01 及AV ≡ vo/vsig 之值。（12 分）
⑴求 此 放 大 器 之 A V1 ≡ v 01 /v sig ， A V2 ≡ v o /v 01 及AV ≡ vo/vsig 之值。（12 分）
參考答案
答案：B
難度：簡單0.76564
統計：A(123),B(1640),C(108),D(45),E(0)
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