
11Introduction and Fundamentals
0 0.5 1 1.5 2 2.5 3
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
Time (seconds)
0 1000 2000 3000 4000 5000 6000 7000
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
× 10
–3
Frequency (hertz)
Magnitude
0.5 1 1.5 2 2.5
0
1000
2000
3000
4000
5000
6000
7000
8000
Time (seconds)
(b)
(a)
FIGURE 1.3
The time domain waveform (a), frequency domain power spectrum (b), and spectrogram of a
3 s excerpt of a solo guitar performance (c).