EEE 304
Homework 2
Problem 1:
Consider the following systems:
1. Transfer function
)
1
)(
1
(
10
)
(
+
−
−
=
s
s
s
s
H
(Continuous time, causal)
2. Transfer function
0.99
+
z
2

z
z
0.1
)
(
2
=
z
H
(Discrete time, causal)
Compute the following:
1. Bode plot (expression, graph)
2. Response to sin(2
π
t) (for CT) and sin(2
π
n/10) (for DT)
NOTE:
 The DT system is a discrete approximation of the continuous one with sampling time T = 0.1. The
approximation is good up to frequencies ~0.1(Nyquist).
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