The shown circuit is called a difference amplifier, a) Assume that R1 = 15 k and R2 = 50 k, find the differential gain vO vI2−vI1 b) express the output voltage vO in terms of R1, R2, and (vI2−vI1) c) Design the difference amplifier such that the differential gain is 20 and the maximum resistor value is 500k d) What is the output vO if vI2 = vI1

The shown circuit is called a difference amplifier, a) Assume that R1 = 15 k and R2 = 50 k, find the differential gain vO vI2−vI1 b) express the output voltage vO in terms of R1, R2, and (vI2−vI1) c) Design the difference amplifier such that the differential gain is 20 and the maximum resistor value is 500k d) What is the output vO if vI2 = vI1

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The shown circuit is called a difference amplifier, a) Assume that R 1 = 15 k and R 2 = 50 k , find the differential gain v O v I 2 v I 1 b) express the output voltage v O in terms of R 1 , R 2 , and ( v I 2 v I 1 ) c) Design the difference amplifier such that the differential gain is 20 and the maximum resistor value is 500 k d) What is the output v O if v I 2 = v I 1

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