602 Practical MATLAB® Applications for Engineers
FIGURE 6.26
Plots of H(f) using freqs of Example 6.1.
1
0.8
0.6
0.4
0.2
0
5 4 3 2
104
104
10
magnitude of H (f ) versus frequency
frequency in Hrz
magnitude
12345
100
50
0
50
100
50
phase of H (f ) versus frequency
phase (in degrees) frequency in Hrz
5
FIGURE 6.27
Plots of H(f)dB and ∠H(f ) using a semilog scale of Example 6.1.
0
103 104 105
40
30
20
10
magnitude (dbs) versus freqs
mag in dB
0
103 104 105
80
40
60
20
frequency in Hrz
phase ang. versus freqs
phase (in degrees)