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1/3 Octave filters meeting IEC 1260 Class 1
Does anyone have a Windows program that operates on a 16 bit .wav file - that produces filtered versions of the original?
In particular, I'm looking for a bank of 1/3 octave filters with centre frequencies of the usual ISO points:
Also, the slopes and passband ripple need to meet IEC 1260 for the class 1 filters. Thanks!