All Comparisons
DD Audio Digital Designs Redline 212 12" Subwoofer SVC 4 Ohm DD212-S4 NIB
Digital Designs
$119.99
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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 | DD Audio Digital Designs Redline 212 12" Subwoofer SVC 4 Ohm DD212-S4 NIB | Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box |
|---|---|---|
| Electromechanical | ||
| Fs (Resonant Frequency) | — | 32 Hz |
| Physical / Acoustic | ||
| Vas (Eq. Compliance) | — | 68 L |
| Sd (Cone Area) | — | 165.1 cm² |