DC Audio Level 4 10 D1

10″ subwoofer · dual 1 Ω · 1,500 W RMS

Fs 44.3 HzQts 0.60Vas 0.32 ft³Xmax 0.93″

Recommended box

For a sedan, one sub, 1,500 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 volume0.49 ft³ (14 L)
Qtc0.77
Fc57 Hz
F3 (−3 dB, no cabin gain)54 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 9 1/8″
Open sealed box in designer

Ported

Net volume1.09 ft³ (31 L)
Tuning (Fb)32 Hz
Port2 round ports Ø2 1/2″, 21 15/16″ long
Port velocity at 1,500 W231 ft/s
F3 (−3 dB, no cabin gain)28 Hz
Example box (outside)23 1/2″ × 15 3/4″ × 8 11/16″
Open ported box in designer
2030405060801001502006066727884HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs44.3 Hz
Qts0.60
Qes0.65
Qms8.16
Vas0.32 ft³
Re (one coil)≈ 0.85 Ω
Sd53.3 in²
Xmax0.93″
Vd49.3 in³ calc.
Mms241 g calc.
BL9.4 T·m calc.
EBP68 — sealed or ported calc.
Sensitivity, 1 W / 1 m82.8 dB calc.

General

Size10″
Voice coilsdual 1 Ω
RMS power1,500 W

Mounting dimensions

Ø11″cutout Ø9 3/8″mounting depth 6 1/4″magnet Ø≈ 6 1/16″
Cutout diameter9 3/8″
Mounting depth6 1/4″
Overall diameter11″

“≈” 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