Question: A certain low-pass filter has the Bode diagram shown in Figure P123. (a) How many dB down is the filter at 5000 rad/s? (b) Estimate

A certain low-pass filter has the Bode diagram shown in Figure P12–3.

(a) How many dB down is the filter at 5000 rad/s?

(b) Estimate where the cutoff frequency occurs, then determine how many dB down is the filter at one decade after the cutoff frequency?70 0.2 0.02 IT(joo)| 20 2 w (rad/s) 1 10 100 1000

70 0.2 0.02 IT(joo)| 20 2 w (rad/s) 1 10 100 1000 500010000 FIGURE P12-3

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