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Computational Physics: 9/15/2009. 黃信健. 7 Fourier Analysis - Musical Tones. 7.1 Synthesis of a bell tone. 7.2 FM Synthesis of a bell tone. α =.125 β = -.175 b = .1. 7.3 Risset’s endless glissando. Wave Format. Bell Wave files n = 400. Endless Wave files n = 40000. - PowerPoint PPT Presentation
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Computational Physics: 9/15/2009
黃信健
7 Fourier Analysis - Musical Tones
7.1 Synthesis of a bell tone
K
kk
tk tfeAtw k
1
/ )2sin()(
7.2 FM Synthesis of a bell tone
)2sin(2sin)( tfbetfetw mt
ct
α =.125β = -.175b = .1
7.3 Risset’s endless glissando
m
tt
t
mtgtw
efetg
fefty
)8()(
32/4 ),/2sin()(
sec8/)5.1log( Hz,784)/2sin()(
20
0
0
2
Wave Format
Bell Wave files n = 400
Endless Wave files n = 40000
Bell Wave files n = 400
Endless Wave files n = 40000
