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Down4sound PRO-FAB 12 | 12 Sub Box | Single 12-Inch Ported Subwoofer Enclosure Box
Down4Sound
$219.99
View ProductSubwoofer Spec Comparison
| Parameter | MT Series 18" Subwoofer | Down4sound PRO-FAB 12 | 12 Sub Box | Single 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| General | ||
| RMS Power | 4500 W | 3000 W |
| Electromechanical | ||
| Re (DC Resistance) | 1.49 Ω | — |
| Fs (Resonant Frequency) | 32.1 Hz | 32 Hz |
| Qts (Total Q) | 0.45 | — |
| Qes (Electrical Q) | 0.47 | — |
| Qms (Mechanical Q) | 9.79 | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 95.4 L | 68 L |
| Xmax (Excursion) | 33 mm | 12.7 mm |
| Mms (Moving Mass) | 503 g | — |
| Sd (Cone Area) | 1210 cm² | 165.1 cm² |
| BL (Force Factor) | 26.1 T·m | — |
| Sensitivity | 90.1 dB | — |
| Cms (Compliance) | 0.68 mm/N | — |
| EBP (Efficiency Bandwidth Product) | 68.298 | — |
| Ideal Enclosure | Flexible (Sealed or Ported) | — |