2.72 Consider the instrumentation amplifier of Fig. 2.20(b) with a common-mode input voltage of +3 V (dc) and a differential input signal of 100-mV peak sine wave. Let 2R 1 = 2 k, R2 = 50 k, R3 = R4 = 10 k. Find the voltage at every node in the circuit.

72 - 2.72 Consider the instrumentation amplifier of Fig. 2.20(b) with a common-mode input voltage of +3 V (dc) and a differential input signal of 100-mV peak sine wave. Let 2R 1 = 2 k, R2 = 50 k, R3 = R4 = 10 k. Find the voltage at every node in the circuit.

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images - 2.72 Consider the instrumentation amplifier of Fig. 2.20(b) with a common-mode input voltage of +3 V (dc) and a differential input signal of 100-mV peak sine wave. Let 2R 1 = 2 k, R2 = 50 k, R3 = R4 = 10 k. Find the voltage at every node in the circuit.

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