Pride T V.3 15 D1

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

Fs 29 HzQts 0.32Vas 2.47 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 volume1.24 ft³ (35 L)
Qtc0.55
Fc50 Hz
F3 (−3 dB, no cabin gain)70 Hz
Example box (outside)16 15/16″ × 16 15/16″ × 11 9/16″
Open sealed box in designer

Ported

Net volume2.58 ft³ (73 L)
Tuning (Fb)30 Hz
Portslot 3 1/8 × 16 5/16″, 53 1/4″ long
Port velocity at 2,500 W81 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 17 11/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs29 Hz
Qts0.32
Qes0.338
Qms6
Vas2.47 ft³
Re (one coil)≈ 0.85 Ω
Sd134.1 in²
Xmax1.30″
Vd174.2 in³ calc.
Mms456 g calc.
BL14.5 T·m calc.
EBP86 — sealed or ported calc.
Sensitivity, 1 W / 1 m89 dB calc.

General

Size15″
Voice coilsdual 1 Ω
RMS power2,500 W

Mounting dimensions

Ø≈ 15 1/16″cutout Ø13 7/8″mounting depth 9 1/8″magnet Ø≈ 9 1/16″
Cutout diameter13 7/8″
Mounting depth9 1/8″

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 15″ models