Question: a) b) Design a Chebyshev type 1 LPF with the fol- lowing specifications: Passband cutoff frequency = fp = 1250 Hz. Stopband cutoff frequency =

a) b) Design a Chebyshev type 1 LPF with the fol- lowing

specifications: Passband cutoff frequency = fp = 1250 Hz. Stopband cutoff frequency

Design a Chebyshev type 1 LPF with the fol- lowing specifications: Passband cutoff frequency = fp = 1250 Hz. Stopband cutoff frequency = fs = 2550 Hz. Maximum attenuation in the passband (dB) = A, = 1.15 dB. Minimum attenuation in the stopband (dB) = A, 9.3 dB. a. Find , and order n of the normalized LPF. Also, find the recalculated values of As, Ap. b. Find the poles S and the zeros SZ of the normalized LPF. c. Find the transfer function of the LPF, and find values of the second-order sections. d. Find the normalized component values for the equal R, equal C Sallen-Key circuit with gain adjusted to 1 using R, and R, for each second-order section. e. Find the scaled (km = 1000, ke=w) com- ponent values for the equal R, equal C Sallen- Key circuit with gain adjusted to 1 using R. and R, for each second-order section. Design a Chebyshev type 2 LPF with the fol- lowing specifications: Passband cutoff frequency = fp = 1250 Hz. Stopband cutoff frequency = fs = 2650 Hz. Maximum attenuation in the passband (dB) = A, = 1.25 dB. Minimum attenuation in the stopband (dB) = A, = 8.7 dB. excess='stop' a. Find , and order n of the normalized LPF. Also, find the recalculated values of Ag, App- b. Find the poles S and the zeros SZ of the normalized LPF. C. Find the transfer function of the LPF, and find values of the second-order sections. d. Find the normalized component values for the Sallen-Key circuit for the bandstop filter. e. Find the scaled (km = 1000, k=w) com- ponent values for the Sallen-Key circuit for the bandstop filter. Design a Chebyshev type 1 LPF with the fol- lowing specifications: Passband cutoff frequency = fp = 1250 Hz. Stopband cutoff frequency = fs = 2550 Hz. Maximum attenuation in the passband (dB) = A, = 1.15 dB. Minimum attenuation in the stopband (dB) = A, 9.3 dB. a. Find , and order n of the normalized LPF. Also, find the recalculated values of As, Ap. b. Find the poles S and the zeros SZ of the normalized LPF. c. Find the transfer function of the LPF, and find values of the second-order sections. d. Find the normalized component values for the equal R, equal C Sallen-Key circuit with gain adjusted to 1 using R, and R, for each second-order section. e. Find the scaled (km = 1000, ke=w) com- ponent values for the equal R, equal C Sallen- Key circuit with gain adjusted to 1 using R. and R, for each second-order section. Design a Chebyshev type 2 LPF with the fol- lowing specifications: Passband cutoff frequency = fp = 1250 Hz. Stopband cutoff frequency = fs = 2650 Hz. Maximum attenuation in the passband (dB) = A, = 1.25 dB. Minimum attenuation in the stopband (dB) = A, = 8.7 dB. excess='stop' a. Find , and order n of the normalized LPF. Also, find the recalculated values of Ag, App- b. Find the poles S and the zeros SZ of the normalized LPF. C. Find the transfer function of the LPF, and find values of the second-order sections. d. Find the normalized component values for the Sallen-Key circuit for the bandstop filter. e. Find the scaled (km = 1000, k=w) com- ponent values for the Sallen-Key circuit for the bandstop filter

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