Pride T V.3 12 D1

12″ subwoofer · dual 1 Ω · 2,500 W RMS

Fs 30 HzQts 0.26Vas 1.01 ft³Xmax 1.30″

Recommended box

For a sedan, one sub, 2,500 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 volume0.74 ft³ (21 L)
Qtc0.40
Fc46 Hz
F3 (−3 dB, no cabin gain)99 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 10 7/16″
Open sealed box in designer

Ported

Net volume1.52 ft³ (43 L)
Tuning (Fb)26 Hz
Portround port Ø3″, 16 1/8″ long
Port velocity at 2,500 W455 ft/s
F3 (−3 dB, no cabin gain)87 Hz
Example box (outside)30 15/16″ × 15 3/4″ × 8 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
Qts0.26
Qes0.272
Qms6
Vas1.01 ft³
Re (one coil)≈ 0.85 Ω
Sd79.8 in²
Xmax1.30″
Vd103.7 in³ calc.
Mms371 g calc.
BL14.8 T·m calc.
EBP110 — suits ported calc.
Sensitivity, 1 W / 1 m86.5 dB calc.

General

Size12″
Voice coilsdual 1 Ω
RMS power2,500 W

Mounting dimensions

Ø≈ 12 5/16″cutout ≈ Ø11 1/8″mounting depth ≈ 5 7/8″magnet Ø≈ 7 3/16″
Cutout diameter≈ 11 1/8″
Mounting depth≈ 5 7/8″

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