Digital Signal Processing Reference
In-Depth Information
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0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 3 . 5 4 . 0
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0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 3 . 5 4 . 0
F (kHz)
F (kHz)
(a)
(b)
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0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 3 . 5 4 . 0
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0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 3 . 5 4 . 0
F (kHz)
F (kHz)
(c)
(d)
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0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 3 . 5 4 . 0
0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 3 . 0 3 . 5 4 . 0
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F (kHz)
F (kHz)
(e)
(f)
FIG. 7.6 The white noise gain of the second-order cardioid, as a function of frequency,
for different values of Δ : (a) Δ =0 . 5 cm, (b) Δ = 1 cm, (c) Δ = 2 cm, (d) Δ = 3 cm, (e)
Δ = 4 cm, and (f) Δ = 5 cm.
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