Massive Audio MMA104

10″ subwoofer · dual 4 Ω · 500 W RMS

Fs 37.5 HzQts 0.61Vas 1.01 ft³Xmax 0.39″

Recommended box

For a sedan, one sub, 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 volume1.17 ft³ (33 L)
Qtc0.84
Fc51 Hz
F3 (−3 dB, no cabin gain)46 Hz
Example box (outside)12 3/16″ × 12 3/16″ × 19 11/16″
Open sealed box in designer

Ported

Net volume1.98 ft³ (56 L)
Tuning (Fb)34 Hz
Portslot 1 15/16 × 14 5/16″, 28 5/8″ long
Port velocity at 500 W60 ft/s
F3 (−3 dB, no cabin gain)30 Hz
Example box (outside)31 1/2″ × 15 3/4″ × 12″
Open ported box in designer
203040506080100150200606672788490HzdB
Sealed Ported · SPL in dB at 1 W / 1 m, no cabin gain

Thiele/Small parameters

Fs37.5 Hz
Qts0.61
Qes0.67
Qms7.14
Vas1.01 ft³
Re (one coil)3.4 Ω
Sd51.2 in²
Xmax0.39″
Vd20.1 in³ calc.
Mms97 g calc.
BL10.8 T·m calc.
EBP56 — sealed or ported calc.
Sensitivity, 1 W / 1 m85.5 dB calc.

General

Size10″
Voice coilsdual 4 Ω
RMS power500 W

Mounting dimensions

Ø10 3/8″cutout Ø9 1/16″mounting depth 5 11/16″magnet Ø≈ 5 7/8″
Cutout diameter9 1/16″
Mounting depth5 11/16″
Overall diameter10 3/8″

“≈” 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 Massive Audio 10″ models