Production Data
WM8741
DEEMPHASIS FILTER RESPONSES
0.0
-2.0
0.4
0.3
0.2
0.1
-4.0
0.0
-6.0
-0.1
-0.2
-0.3
-0.4
-8.0
-10.0
0
5000
10000
15000
20000
0
5000
10000
15000
15000
15000
20000
Frequency (Hz)
Frequency (Hz)
Figure 76 De-emphasis Frequency Response (32kHz)
Figure 77 De-emphasis Error (32kHz)
0.0
-2.0
0.4
0.3
0.2
0.1
-4.0
0.0
-6.0
-0.1
-0.2
-0.3
-0.4
-8.0
-10.0
0
5000
10000
15000
20000
0
5000
10000
20000
Frequency (Hz)
Frequency (Hz)
Figure 78 De-emphasis Frequency Response (44.1kHz)
Figure 79 De-emphasis Error (44.1kHz)
0.0
-2.0
0.4
0.3
0.2
0.1
-4.0
0.0
-6.0
-0.1
-0.2
-0.3
-0.4
-8.0
-10.0
0
5000
10000
15000
20000
0
5000
10000
20000
Frequency (Hz)
Frequency (Hz)
Figure 80 De-emphasis Frequency Response (48kHz)
Figure 81 De-emphasis Error (48kHz)
PD, Rev 4.2, October 2009
61
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