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freqz
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Frequency response of digital filter
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Syntax
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. P A0 k* [" I% M[h,w] = freqz(b,a,n)5 Q+ Z0 {8 H4 T' h3 ~6 g
1 a( `& o+ H' V5 g[h,w] = freqz(d,n)
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[h,w] = freqz(___,n,'whole')6 N9 n0 z7 n7 ?. Q4 V- N5 K
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[h,f] = freqz(___,n,fs)* ]6 D. R% y! @- i
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[h,f] = freqz(___,n,'whole',fs)
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1 \- Y) P$ e5 h5 V8 B) o0 O; Oh = freqz(___,w), m5 S) q h. | Y+ e; @& ?6 f
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h = freqz(___,f,fs)
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7 x1 J$ W C' e. g+ [/ @[h,w] = freqz(sos,n)
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