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Old 13th April 2007, 06:26 PM   #1
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Default Bandpass Box design

Is there any calculators or anything to design a bandpass box? The Driver im using is an Audiobahn AW1200Q

Fs: 31.2Hz
Qts: 0.6
Qes: 0.67
Qms: 6.23
Vas: 51 Liters
Vas: 1.8 Cu.Ft
Le: 2.20mH
Mmd: 135 Grams
Xmax: +/- 12.5mm
Sd: 0.045 M2
EBP: 48

Any help would be great
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Old 13th April 2007, 09:47 PM   #2
Ron E is offline Ron E  United States
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Location: USA, MN
What are your design goals, car or home, associated equipment, etc....?

4th or 6th order bandpass? - (hopefully 4th with that high Qts)

Try www.diysubwoofers.org

For software, try WinISD beta.

A naive calculation gives:
4th order bandpass

fb=52.000 - tuning frequency
vf=18.360 - vented volume (liters)
vr=28.688 - sealed (rear) volume (liters)
fh=94.647 - high frequency cutoff
fl=28.569 low frequency cutoff
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Old 13th April 2007, 11:03 PM   #3
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yes it will be a 4th order for car use
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Old 17th April 2007, 03:48 AM   #4
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Location: michigan
Default bandpass calculator

http://www.carstereo.com/help/Articles.cfm?id=27
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