第十三章
The feedback circuit connection shown here is ( ).
答案:voltage series feedback
Calculate the voltage gain for voltage series feedback when the amplifier gain is A = -2000 and F = -1/50. ( )Calculate the input impedance for voltage series feedback when the amplifier has = 10 kΩ, amplifier gain is A = -2000, and F= . ( )The output impedance of current-shunt feedback amplifier ( )the output impedance of its op-amp.An amplifier has a gain-bandwidth product of 200 MHz. A feedback network is added that has a feedback factor (1 + βA) of 18.88. What is the gain-bandwidth product for the circuit with the added feedback network? ( )

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