作者Kuan823 (帥寬)
看板NTUEE115HW
標題[問題] 呂班電子練習題(3)
時間Fri Oct 5 15:22:44 2012
#1.
An integrator with R=10kΩ, C=10^-8F for a periodic input with T=0.1sec
What's the minimum Rf can be used?
#2.
(A)
opamp Ao=80dB, ωb=10 for an inverting amp R2/R1=100
find the voltage gain @dc @ω=1000
(B)
cascade two identical inverting amp.
*find voltage gain @dc
*find voltage gain @ω=1000
*find the freq. at which the voltage gain is 3dB lower than the dc gain
#exercise 2.27
#example 2.7
#exercise 2.30
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