EE311-2009-THE11 - EE 311 Analog Electronics Take Home Exam...

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EE 311 Analog Electronics Take Home Exam Part 11 Due: January 6, 2010 (In class) Feedback Amplifiers (Choose and solve two questions; one from Q1 or Q3 and one from Q2 or Q4) Q1. Use the two-port approach to find the voltage gain, input resistance, and output resistance of the feedback amplifier shown in the following figure. Q2. Use the two-port approach to find the voltage gain, input resistance, and output resistance of the feedback amplifier shown in the following figure. R 1 = 1 k R 2 = 7.5 k β 0 = 100 V A = 50 V I = 200 μ A V CC = 10 V A = 50 dB R ID = 40 k R o = 1 k R 1 = 1 k R E = 1 k β 0 = 100 V A = 50 V R L = 4.7 k R F = 36 k C1 and C2 :
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Q3. For the above circuit the Early voltage magnitude for all devices is 100 V. The internal resistances of the current sources are shown. The signal source V s has a zero DC component . (a) Draw the feedback network and find its model with its input resistance, output resistance, and β values. (b)
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This note was uploaded on 05/25/2011 for the course EE 311 taught by Professor Murataskar during the Spring '11 term at Middle East Technical University.

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EE311-2009-THE11 - EE 311 Analog Electronics Take Home Exam...

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