All Comparisons
Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box

Down4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure Box

Down4Sound
$139.99
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VS
T3S2-19

T3S2-19

Rockford Fosgate
$1979.99
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Subwoofer Spec Comparison

ParameterDown4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure BoxT3S2-19
General
RMS Power—3000 W
Electromechanical
Re (DC Resistance)—1.7 Ω
Fs (Resonant Frequency)32 Hz27 Hz
Qts (Total Q)—0.31
Qes (Electrical Q)—0.37
Qms (Mechanical Q)—1.92
Le (Inductance)—0.96 mH
Physical / Acoustic
Vas (Eq. Compliance)68 L103.4 L
Xmax (Excursion)—34 mm
Sd (Cone Area)165.1 cm²1472 cm²
Sensitivity—90 dB
EBP (Efficiency Bandwidth Product)—72.973
Ideal Enclosure—Flexible (Sealed or Ported)