exam2_s06-sol

exam2_s06-sol - NAME ____ SOLUTIONS...

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Unformatted text preview: NAME ____ SOLUTIONS _________________________ NETID _______________ MIDTERM EXAM 2 (Closed book) ECE 442 April 13, 2006 7:00 p..m. 8:30 p.m. Instructions : Write your name, and NetID where indicated. This examination consists of 4 problems. You are allowed to use a calculator and a formula sheet (8 1/2 by 11 in). Show all work. Problem1 15 pts Problem 2 25 pts Problem 3 50 pts Problem 4 10 pts Total - 2 - 1. In the circuit shown, assume R g = 1 k , R in = 10 k , and the midband voltage gain is -12 V/V. Choose a value for C c1 that will result in a 3-dB frequency of 6 Hz. (15 pts) R out V ab R g +- + R in V in a b- +- V ab V out C C1 1 1 /( ) 1/ 1 ( ) in in g ab in in in g c c in g R R R V R V R R j C j C R R + = = + + + + 1 1 ( ) / 1 ( ) 1 / c i n g ab in in l in in g c in g in g l j C R R V R R j f f V R R j C R R R R j f f + = = + + + + + 1 1 1 2.4 2 ( ) 2 6 11,000 c l in g C F f R R = = = + - 3 - 2. For the amplifier shown WC ox /2L...
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exam2_s06-sol - NAME ____ SOLUTIONS...

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