Alpine SWR-T10 (Type-R thin)

10″ subwoofer · 4 Ω · 600 W RMS

Fs 32.5 HzQts 0.53Vas 0.71 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 volume0.57 ft³ (16 L)
Qtc0.80
Fc49 Hz
F3 (−3 dB, no cabin gain)46 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 10 3/4″
Open sealed box in designer

Ported

Net volume1.77 ft³ (50 L)
Tuning (Fb)27 Hz
Portslot 1 9/16 × 14 5/16″, 42 15/16″ long
Port velocity at 600 W73 ft/s
F3 (−3 dB, no cabin gain)24 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 11 7/8″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs32.5 Hz
Qts0.53
Qes0.58
Qms6.87
Vas0.71 ft³
Re3.85 Ω
Sd53.6 in²
Xmax0.59″
Vd31.7 in³ calc.
Mms203 g calc.
BL16.6 T·m calc.
EBP56 — sealed or ported calc.
Sensitivity, 1 W / 1 m82.7 dB calc.

General

Size10″
Voice coils4 Ω
RMS power600 W

Mounting dimensions

Ø10 11/16″cutout Ø9 1/8″mounting depth 3 1/4″magnet Ø≈ 5 15/16″
Cutout diameter9 1/8″
Mounting depth3 1/4″
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