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MacWorld 1996 July
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Macworld (1996-07).dmg
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Shareware World
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Resource
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SoundEffects 0.9.2
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Effects Folder
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Bandstop FIR
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Bandstop FIR.rsrc
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TEXT_1000_About.txt
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1994-11-21
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247b
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6 lines
The Bandstop effect module filters midrange frequencies.
The equation is y(n) = [x(n) + x(n-2) + 0.25 y(n-2)]/2, where y is the output and x the input.
The response is that of a bandstop filter, with two zeros at z=±i and two poles at z=±0.5.