Pride AB-15 D2

15″ subwoofer · dual 2 Ω · 600 W RMS

Fs 25 HzQts 0.42Vas 3.35 ft³Xmax 0.71″

Recommended box

For a sedan, one sub, 600 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 volume1.27 ft³ (36 L)
Qtc0.80
Fc48 Hz
F3 (−3 dB, no cabin gain)45 Hz
Example box (outside)16 15/16″ × 16 15/16″ × 11 13/16″
Open sealed box in designer

Ported

Net volume4.17 ft³ (118 L)
Tuning (Fb)26 Hz
Portslot 2 3/8 × 16 5/16″, 31 7/16″ long
Port velocity at 600 W61 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 17 11/16″ × 19 13/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs25 Hz
Qts0.42
Qes0.452
Qms6
Vas3.35 ft³
Re (one coil)1.9 Ω
Sd120.9 in²
Xmax0.71″
Vd85.7 in³ calc.
Mms368 g calc.
BL15.6 T·m calc.
EBP55 — sealed or ported calc.
Sensitivity, 1 W / 1 m87.2 dB calc.

General

Size15″
Voice coilsdual 2 Ω
RMS power600 W

Mounting dimensions

Ø15 1/4″cutout Ø13 7/8″mounting depth 7 1/16″magnet Ø≈ 9 1/16″
Cutout diameter13 7/8″
Mounting depth7 1/16″
Overall diameter15 1/4″

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