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Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box
Down4Sound
$139.99
View ProductSubwoofer Spec Comparison
| Parameter | 12W3v3-4 - Subwoofer Driver - 500 Watt - 12" | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| General | ||
| RMS Power | 500 W | — |
| Electromechanical | ||
| Re (DC Resistance) | 4 Ω | — |
| Fs (Resonant Frequency) | 28 Hz | 32 Hz |
| Qts (Total Q) | 0.4 | — |
| Qes (Electrical Q) | 0.35 | — |
| Qms (Mechanical Q) | 5.5 | — |
| Le (Inductance) | 1 mH | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 60 L | 68 L |
| Xmax (Excursion) | 12 mm | — |
| Mms (Moving Mass) | 200 g | — |
| Sd (Cone Area) | 500 cm² | 165.1 cm² |
| BL (Force Factor) | 15 T·m | — |
| Sensitivity | 85 dB | — |
| Cms (Compliance) | 0.1 mm/N | — |
| EBP (Efficiency Bandwidth Product) | 80 | — |
| Ideal Enclosure | Flexible (Sealed or Ported) | — |