Subwoofer Spec Comparison
| Parameter | Alpine 10 inch Subwoofer and Box for Cab Truck | DOWN4SOUND SB 12" SUBWOOFER - 2 OHM DVC | 500W RMS |
|---|---|---|
| General | ||
| RMS Power | — | 500 W |
| Electromechanical | ||
| Re (DC Resistance) | — | 4.03 Ω |
| Fs (Resonant Frequency) | — | 29.3 Hz |
| Qts (Total Q) | — | 0.478 |
| Qes (Electrical Q) | — | 0.55 |
| Qms (Mechanical Q) | — | 3.62 |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | — | 46.41 L |
| Xmax (Excursion) | — | 21 mm |
| Mms (Moving Mass) | — | 235.5 g |
| Sd (Cone Area) | — | 510.1 cm² |
| BL (Force Factor) | — | 17.82 T·m |
| Sensitivity | — | 85.1 dB |
| Cms (Compliance) | — | 0.126 mm/N |
| EBP (Efficiency Bandwidth Product) | — | 53.273 |
| Ideal Enclosure | — | Flexible (Sealed or Ported) |