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TDA7404D

1.7.2 Center Frequency

Figure 9 shows the four possible center frequencies 60, 80 ,100 and 200Hz.

Figure 9. Bass center Frequencies @ Gain = 15dB, Q = 1

1.7.3 Quality Factors

Figure 10 shows the four possible quality factors 1, 1.25, 1.5 and 2.

Figure 10. Bass Quality factors @ Gain = 14dB, fC = 80Hz

















-

-

0.0

2.5

5.0

7.5

10.0

12.5

15.0

10.0

100.0

1.0K

10.0K