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
T2S1

T2S1

Rockford Fosgate
$1099.99
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Subwoofer Spec Comparison

ParameterDown4sound PRO-FAB Birch FLAT PACK 12 | 1 12 Sub Box | DIY 12-Inch Ported Subwoofer Enclosure BoxT2S1
General
RMS Power—2500 W
Electromechanical
Re (DC Resistance)—0.9 Ω
Fs (Resonant Frequency)32 Hz28.5 Hz
Qts (Total Q)—0.49
Qes (Electrical Q)—0.57
Qms (Mechanical Q)—3.73
Le (Inductance)—0.53 mH
Physical / Acoustic
Vas (Eq. Compliance)68 L84.5 L
Xmax (Excursion)—34 mm
Sd (Cone Area)165.1 cm²1034 cm²
Sensitivity—89 dB
EBP (Efficiency Bandwidth Product)—50
Ideal Enclosure—Flexible (Sealed or Ported)