Topic: Instrumentation Amplifier Question: a) Write down the general f

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Topic: Instrumentation Amplifier Question: a) Write down the general form of differential gain Ad. b) Write down the individual gain factors of A1 and A2. c) Take R4 = 100 kΩ, R3 = 10 kΩ, R1 = 10 kΩ, R2 = 90 kΩ. Calculate Ad. d) Write down the general form of differential gain Ad′ if there is a mismatch in resistors R2 and calculate the new differential gain with R2′ = 10 kΩ.

Topic: Instrumentation Amplifier Question: a) Write down the general form of differential gain Ad. b) Write down the individual gain factors of A1 and A2. c) Take R4 = 100 kΩ, R3 = 10 kΩ, R1 = 10 kΩ, R2 = 90 kΩ. Calculate Ad. d) Write down the general form of differential gain Ad′ if there is a mismatch in resistors R2 and calculate the new differential gain with R2′ = 10 kΩ.

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Topic: Instrumentation Amplifier

Question: a) Write down the general form of differential gain

A d

. b) Write down the individual gain factors of

A_{1}

and

A_{2}

. c) Take

R_{4} = 100 k Ω, R_{3} = 10 k Ω, R_{1} = 10 k Ω, R_{2} = 90 k Ω

. Calculate

A d

. d) Write down the general form of differential gain

A d^{'}

if there is a mismatch in resistors

R_{2}

and calculate the new differential gain with

R_{2}^{'} = 10 k Ω

.

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