Pride LC V.2 12 D2

12″ subwoofer · dual 2 Ω · 900 W RMS

Fs 30 HzQts 0.30Vas 1.17 ft³Xmax 0.91″

Recommended box

For a sedan, one sub, 900 W. It’s the same math as the designer’s step-by-step mode, where you can fit the box to your space, vehicle and amp and get plans, a cut sheet and DXF.

Sealed

Net volume0.78 ft³ (22 L)
Qtc0.47
Fc47 Hz
F3 (−3 dB, no cabin gain)81 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 10 13/16″
Open sealed box in designer

Ported

Net volume1.59 ft³ (45 L)
Tuning (Fb)28 Hz
Portslot 1 9/16 × 14 5/16″, 44 1/2″ long
Port velocity at 900 W89 ft/s
F3 (−3 dB, no cabin gain)53 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 7/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs30 Hz
Qts0.30
Qes0.316
Qms6
Vas1.17 ft³
Re (one coil)1.8 Ω
Sd83.5 in²
Xmax0.91″
Vd75.7 in³ calc.
Mms351 g calc.
BL19.4 T·m calc.
EBP95 — sealed or ported calc.
Sensitivity, 1 W / 1 m86.5 dB calc.

General

Size12″
Voice coilsdual 2 Ω
RMS power900 W

Mounting dimensions

Ø12 5/16″cutout Ø11″mounting depth 6 3/4″magnet Ø≈ 7 3/16″
Cutout diameter11″
Mounting depth6 3/4″
Overall diameter12 5/16″

Only Qts is published — Qms assumed to be 6 and Qes calculated (barely affects box design).

“≈” means the value isn’t in the spec sheet and a typical value for the size is used; “calc.” means it’s calculated from the published parameters. Check the manufacturer’s spec sheet before you build.

Data sources

Other Pride 12″ models