Pride MT 12 D1

12″ subwoofer · dual 1 Ω · 1,750 W RMS

Fs 27 HzQts 0.27Vas 0.95 ft³Xmax 0.94″

Recommended box

For a sedan, one sub, 1,750 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 volume0.67 ft³ (19 L)
Qtc0.42
Fc42 Hz
F3 (−3 dB, no cabin gain)85 Hz
Example box (outside)14 3/16″ × 14 3/16″ × 9 11/16″
Open sealed box in designer

Ported

Net volume1.41 ft³ (40 L)
Tuning (Fb)25 Hz
Port2 round ports Ø2 1/2″, 28 3/8″ long
Port velocity at 1,750 W255 ft/s
F3 (−3 dB, no cabin gain)70 Hz
Example box (outside)29 1/2″ × 15 3/4″ × 8 7/8″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs27 Hz
Qts0.27
Qes0.283
Qms6
Vas0.95 ft³
Re (one coil)≈ 0.85 Ω
Sd74.4 in²
Xmax0.94″
Vd70.3 in³ calc.
Mms420 g calc.
BL14.6 T·m calc.
EBP95 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.7 dB calc.

General

Size12″
Voice coilsdual 1 Ω
RMS power1,750 W

Mounting dimensions

Ø≈ 12 3/16″cutout Ø11″mounting depth 6 3/8″magnet Ø≈ 7 3/16″
Cutout diameter11″
Mounting depth6 3/8″

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