[music-dsp] Is beating the same thing as flanging?
Victor.Lazzarini at nuim.ie
Sun Nov 14 17:07:10 EST 2010
But a flanger is also not a delay. It's a (variable-delay) comb
filter. I can't really see your point.
Both are based on delays.
On 14 Nov 2010, at 21:59, Peter Schoffhauzer wrote:
> Victor Lazzarini wrote:
>> This is an allpass filter
>> y(n) = x[n-1] - C*(x[n] - y[n-1])
>> x[n-1] is a delayed copy of the input
>> y[n-1] is a delayed copy of the output
> See? An allpass filter *is* not a delay.
> "allpass filter IS a delay" != "allpass filter CONTAINS a delay"
> P.S. An analog allpass filter doesn't contain a delay.
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