TDA7419

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5.7

Middle

There are three parameters programmable in the middle stage:

5.7.1 Attenuation

Figure 14 shows the attenuation as a function of frequency at a center frequency of 1kHz.

5.7.2 Center Frequency

Figure 14 shows the four possible center frequencies 500Hz, 1kHz, 1.5kHz and 2.5kHz.

Figure 15. Middle center Frequencies @ Gain = 14dB, Q = 1