Q8 The circuit shown in Figure 4 is a two op-amp instrumentation amplifier. (a) Derive the expression for the output voltage, Vour, as a function of inputs Vin1 and Vin2- Assume ideal op-amps. (b) If R1=R4 and R2=R3, simplify the expression for VOUT. R1 Vint Vinz R2 A1 V₂1 R3 Vx R4 A2 VOUT Figure 4 Two Op-Amp Instrumentation Amplifier

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Q8 The circuit shown in Figure 4 is a two op-amp instrumentation amplifier.
(a) Derive the expression for the output voltage, Vour, as a function of inputs Vin1 and Vin2-
Assume ideal op-amps.
(b)
If R1=R4 and R2=R3, simplify the expression for VouT.
R1
Vint
Vinz
R2
A1
Vot
R3
R4
Vx A2
VOUT
Figure 4 Two Op-Amp Instrumentation Amplifier
Transcribed Image Text:Q8 The circuit shown in Figure 4 is a two op-amp instrumentation amplifier. (a) Derive the expression for the output voltage, Vour, as a function of inputs Vin1 and Vin2- Assume ideal op-amps. (b) If R1=R4 and R2=R3, simplify the expression for VouT. R1 Vint Vinz R2 A1 Vot R3 R4 Vx A2 VOUT Figure 4 Two Op-Amp Instrumentation Amplifier
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