Question

Using cascading, design an active low pass filter with the following specifications:

A_MAX = 1 dB

A_MIN = 30 dB

f_p = 20 kHz

f_s = 40 kHz

The filter order N should be as small as possible. Choose only from the filter that you have studied. Draw your circuit and show all calculations for the component values, with justifications explained (where applicable).

Answer 1

Answer to the question.