1. (TCO 1) The cutoff frequency of a low pass filter is usually identified by it

Question

1. (TCO 1) The cutoff frequency of a low pass filter is usually identified by its _____.     

       minimum stop band attenuation
       -3 dB point
       pass band ripple
       dB / decade roll off

Question 4. 4. (TCOs 1, 2) If a 11 kHz sine wave was sampled at 20 kHz, what would the apparent signal be?

Question 2. 2. (TCOs 1, 2) Which description best describes a Chebyshev classical analog filter design?        Maximally flat pass band
       No ripple pass band
       Equal ripple pass band
       Marginally flat pass band

Explanation / Answer

1) -3dB point

2)    Equal ripple pass band

3) The sampling frequency must be greater than or equal to twice the maximum input frequency.

4) 9 kHz

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