DC Audio Level 4 M3 10 D2

10″ subwoofer · dual 2 Ω · 1,500 W RMS

Fs 40.2 HzQts 0.46Vas 0.44 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 volume0.48 ft³ (13.5 L)
Qtc0.64
Fc56 Hz
F3 (−3 dB, no cabin gain)65 Hz
Example box (outside)12 5/8″ × 12 5/8″ × 8 7/8″
Open sealed box in designer

Ported

Net volume0.95 ft³ (27 L)
Tuning (Fb)33 Hz
Portround port Ø3″, 15 15/16″ long
Port velocity at 1,500 W309 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)20″ × 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

Fs40.2 Hz
Qts0.46
Qes0.49
Qms7.77
Vas0.44 ft³
Re (one coil)≈ 1.7 Ω
Sd50.2 in²
Xmax0.93″
Vd46.5 in³ calc.
Mms188 g calc.
BL12.8 T·m calc.
EBP82 — sealed or ported calc.
Sensitivity, 1 W / 1 m84.2 dB calc.

General

Size10″
Voice coilsdual 2 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