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Enclosure Design & Construction
Help with measurents to build a Bandpass box for a PowerBass L-124D
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<blockquote data-quote="Changchung" data-source="post: 7909839" data-attributes="member: 645490"><p>Hi everybody, well, like the tittle say, I have a PowerBass L-124D that I want to use in my car, I have a hatchback, so I think that the best box is a bandpass, or is what I want, I need you expert help to let me know what measurents of the box I need to build my box. I will like the hertz cut around 30hz to 40hz</p><p></p><p>This is what I have of the sub</p><p></p><p>Size: 12in</p><p></p><p>Power Handling</p><p></p><p>(RMS/Peak): 400/800 watts</p><p></p><p>Nominal Impedance: Dual 4-ohm</p><p></p><p>Voice Coil Size: 2 in</p><p></p><p>Frequency Response: 24Hz - 400Hz</p><p></p><p>Sensitivity: 92dB</p><p></p><p>Motor Structure: 180 oz</p><p></p><p>Mounting Depth: 5.4 in</p><p></p><p>T/S Parameters</p><p></p><p>VC Impedance: 4 ohm + 4 ohm</p><p></p><p>Test Impedance: 1.6 ohms</p><p></p><p>Fs: 29 Hz</p><p></p><p>SD: 471.4 sqCM</p><p></p><p>Vas: 59 Ltr</p><p></p><p>Cms: 207 µM/N</p><p></p><p>Mms: 141.5 g</p><p></p><p>BL™: 11</p><p></p><p>Qms: 5.2</p><p></p><p>Qes: 0.54</p><p></p><p>Qts: 0.49</p><p></p><p>No: 0.218%</p><p></p><p>Spl: 92 dB</p><p></p><p>Xmax: 9.5 mm</p><p></p><p>Thanks a lot for the help...</p></blockquote><p></p>
[QUOTE="Changchung, post: 7909839, member: 645490"] Hi everybody, well, like the tittle say, I have a PowerBass L-124D that I want to use in my car, I have a hatchback, so I think that the best box is a bandpass, or is what I want, I need you expert help to let me know what measurents of the box I need to build my box. I will like the hertz cut around 30hz to 40hz This is what I have of the sub Size: 12in Power Handling (RMS/Peak): 400/800 watts Nominal Impedance: Dual 4-ohm Voice Coil Size: 2 in Frequency Response: 24Hz - 400Hz Sensitivity: 92dB Motor Structure: 180 oz Mounting Depth: 5.4 in T/S Parameters VC Impedance: 4 ohm + 4 ohm Test Impedance: 1.6 ohms Fs: 29 Hz SD: 471.4 sqCM Vas: 59 Ltr Cms: 207 µM/N Mms: 141.5 g BL™: 11 Qms: 5.2 Qes: 0.54 Qts: 0.49 No: 0.218% Spl: 92 dB Xmax: 9.5 mm Thanks a lot for the help... [/QUOTE]
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Help with measurents to build a Bandpass box for a PowerBass L-124D
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