+12V Ro R, 2.7K Cout Vout CH1 10K Rest Cin CH2 вс197 2.2F 2.2µF Vs RE 1202 0.2Vpe R2 3.3K f= 10KHZ CE RE2 1K 10pF g(1). Test Circuit for Measuring the Input Impedance of the Amplifier

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