Alpine S-W10D2

10″ subwoofer · dual 2 Ω · 600 W RMS

Fs 33 HzQts 0.43Vas 0.86 ft³Xmax 0.59″

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 volume0.46 ft³ (13 L)
Qtc0.73
Fc56 Hz
F3 (−3 dB, no cabin gain)57 Hz
Example box (outside)11 13/16″ × 11 13/16″ × 9 3/4″
Open sealed box in designer

Ported

Net volume1.17 ft³ (33 L)
Tuning (Fb)32 Hz
Port2 round ports Ø2 1/2″, 20 1/2″ long
Port velocity at 600 W135 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)30 15/16″ × 15 3/4″ × 7 1/16″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs33 Hz
Qts0.43
Qes0.48
Qms4.43
Vas0.86 ft³
Re (one coil)1.8 Ω
Sd51.2 in²
Xmax0.59″
Vd30.2 in³ calc.
Mms148 g calc.
BL10.7 T·m calc.
EBP69 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.6 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power600 W

Mounting dimensions

Ø10 11/16″cutout Ø8 13/16″mounting depth 4 11/16″magnet Ø≈ 5 3/4″
Cutout diameter8 13/16″
Mounting depth4 11/16″
Overall diameter10 11/16″

“≈” 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 Alpine 10″ models