DC Audio XL-SPL 10 D2

10″ subwoofer · dual 2 Ω · 2,200 W RMS

Fs 41.7 HzQts 0.34Vas 0.44 ft³Xmax 1.02″

Recommended box

For a sedan, one sub, 2,200 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 volume0.62 ft³ (17.5 L)
Qtc0.44
Fc55 Hz
F3 (−3 dB, no cabin gain)102 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 10 13/16″
Open sealed box in designer

Ported

Net volume0.95 ft³ (27 L)
Tuning (Fb)33 Hz
Portslot 1 15/16 × 14 5/16″, 68 1/4″ long
Port velocity at 2,200 W98 ft/s
F3 (−3 dB, no cabin gain)73 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 10 7/8″

The volume and tuning are the recommendation, but the port doesn’t fit this example box. Size the box and port in the designer.

Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs41.7 Hz
Qts0.34
Qes0.35
Qms11.24
Vas0.44 ft³
Re (one coil)≈ 1.7 Ω
Sd49.8 in²
Xmax1.02″
Vd51 in³ calc.
Mms172 g calc.
BL14.8 T·m calc.
EBP119 — suits ported calc.
Sensitivity, 1 W / 1 m86.1 dB calc.

General

Size10″
Voice coilsdual 2 Ω
RMS power2,200 W

Mounting dimensions

Ø11″cutout Ø9 3/8″mounting depth 8 1/4″magnet Ø≈ 6 1/16″
Cutout diameter9 3/8″
Mounting depth8 1/4″
Overall diameter11″

Cone area (Sd) calculated from Fs, Vas and Mms: 49.8 in².

“≈” 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 DC Audio 10″ models