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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 | Godfather 18" Subwoofer | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| General | ||
| RMS Power | 3000 W | — |
| Electromechanical | ||
| Re (DC Resistance) | 1 Ω | — |
| Fs (Resonant Frequency) | 30.9 Hz | 32 Hz |
| Qts (Total Q) | 0.511 | — |
| Qes (Electrical Q) | 0.592 | — |
| Qms (Mechanical Q) | 3.74 | — |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | 98.4 L | 68 L |
| Xmax (Excursion) | 30 mm | — |
| Mms (Moving Mass) | 493.6 g | — |
| Sd (Cone Area) | 113.4 cm² | 165.1 cm² |
| BL (Force Factor) | 16.08 T·m | — |
| Sensitivity | 88.8 dB | — |
| EBP (Efficiency Bandwidth Product) | 52.196 | — |
| Ideal Enclosure | Flexible (Sealed or Ported) | — |