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Discussion Groups | Audio Signal Processing

Technical discussions related to Audio Signal Processing (digital effects, acoustics, noise reduction, musical signal processing, etc).

  

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4rth order digital Butterworth filter coefficient calculation   [2 Articles]
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etha...@peavey.com - Apr 8 2009
Hello, I'm trying to calculate coefficients for a 4rth order Butterworth filter, to be implemented as two cascaded biquads. It seems easy enough to come up with the poles in th... 4rth order digital Butterworth filter coefficient calculation

Relation between IMDCT and IFFT   [3 Articles]
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peter jebaraj - Apr 6 2009
Hi all, Could you please explain the relation between IMDCT and IFFT? Thanks in Advance, Jebaraj S.Peter. ... Relation between IMDCT and IFFT

Chamberlin state variable filter transfer function   [5 Articles]
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kt...@am3d.com - Mar 30 2009
Hi, I am comparing coefficient quantization errors for second order IIR filter structures (for fixed point implementation). I have found the Chamberlin state variable structure to... Chamberlin state variable filter transfer function

Choice a DSP's Model for Audio applications   [2 Articles]
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"ahe...@ymail.com" - Mar 30 2009
Hello everybody! I'm new in this Community! I'm trying to find DSP's models= for Audio Digital Applications in the professional way. I've found the TMS= 320C672x, but i can=B4t ... Choice a DSP's Model for Audio applications

Overlap-add with Spectral Freeze real-time plugin   [3 Articles]
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rmor...@gmail.com - Mar 26 2009
Hello all, I'm trying to create a spectral freeze plug-in and I'm a bit confused about the overlap add method. This is what I'm doing so far. Windowing (hann) -> FFT -> me... Overlap-add with Spectral Freeze real-time plugin

moving electret capacitor microphone
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fara...@yahoo.co.uk - Mar 26 2009
Hey, I have a new question now. For the same project as in my last thread, I need to simulate the microphone. Could you please tell me weher I could find a circuit equivalent m... moving electret capacitor microphone

Speech Dynamic Range   [3 Articles]
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fara...@yahoo.co.uk - Mar 26 2009
Hello, I am working on the implementation of a digitally controlled dual loop AGC for a speech processing system. My question regards the dynamic range. Out of the documentatio... Speech Dynamic Range

Latency calculation??
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Rohith MP - Mar 24 2009
Hello, I am developing a application which does Playing and Recording in LabVIEW. While doing the recording activity, I need to compensate for the MIC latency. Can anyone... Latency calculation??

oversubtraction corner frequency
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hyee...@yahoo.com.cn - Mar 24 2009
In the matlab script specsubm.m ,which can be found in voicebox, "oversubtraction corner frequency " is used to compute the oversubtraction factor. The code of specsubm.m is a ... oversubtraction corner frequency

"Good" and "Bad" software mixing. Any difference?
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psy-...@mail.ru - Mar 23 2009
Hello all, We see a number of competing DAWs out there, and one of the criterion they strive to be better than each other is the quality of software mixing. AFAIK they all ha...
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