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-   -   Audio Calculators Online (http://www.diyaudio.com/forums/diyaudio-com-wiki/154252-audio-calculators-online.html)

Variac 1st November 2009 06:35 AM

Audio Calculators Online
 
A list of useful programs online for audio related calculations:

Theses are not necessarily the best, please add others..

Air Core Inductors:
http://www.pronine.ca/multind.htm
http://www.diyaudioandvideo.com/Calculator/Inductor/

Passive Crossovers:
http://www.the12volt.com/info/diagrams.asp#pas

First Order Butterworth:
http://www.diyaudioandvideo.com/Tabl.../1stOrder.aspx

Second Order Butterworth:
http://www.diyaudioandvideo.com/Tabl.../2ndOrder.aspx

Third Order Butterworth:
http://www.diyaudioandvideo.com/Tabl.../3rdOrder.aspx

Series Notch:
http://www.diyaudioandvideo.com/Calculator/SeriesNotch/

Parallel Notch:
http://www.diyaudioandvideo.com/Calc...ParallelNotch/

L-Pad
http://www.diyaudioandvideo.com/Calculator/LPad/

2 way:
http://www.diyaudioandvideo.com/Calculator/XOver/

3 way:
http://www.diyaudioandvideo.com/FAQ/XOver/

Speaker Box:
http://www.diyaudioandvideo.com/Calculator/Box/

I find these two most useful, for xover part values (remembering to use the actual value of driver impedance at the crossover frequency) :
http://ccs.exl.info/calc_cr.html#second
for Lpads:
http://www.sengpielaudio.com/calculator-Lpad.htm


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