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The lower –3dB point is not low enough for my application. How can I decrease the lower –3dB point for more bass response?

April 26, 2017application bass low lower point Response

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The lower –3dB point is not low enough for my application. How can I decrease the lower –3dB point for more bass response?

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The lower 3dB point is controlled by the relationship of Cin, R1 and Rlp on the demo boards. Increasing the value of Cin is the easiest way to fix this problem. Alternately, R1 or Rlp can be increased but changing these values will effect the gain and the upper 3dB point of operation.