If δ2 represents the ripple in the stop band for a chebyshev filter, then which of the following conditions is true?
Posted: Thu Jul 14, 2022 9:45 am
a) 1-δ2 ≤ Hr(ω) ≤ 1+δ2;|ω|≤ωs
b) 1+δ2 ≤ Hr(ω) ≤ 1-δ2;|ω|≥ωs
c) δ2 ≤ Hr(ω) ≤ δ2;|ω|≤ωs
d) -δ2 ≤ Hr(ω) ≤ δ2;|ω|≥ωs
b) 1+δ2 ≤ Hr(ω) ≤ 1-δ2;|ω|≥ωs
c) δ2 ≤ Hr(ω) ≤ δ2;|ω|≤ωs
d) -δ2 ≤ Hr(ω) ≤ δ2;|ω|≥ωs